CT6841A - AC/DC High-accuracy Current Clamp, 20 A / 2 MHz

High precision power analyzer for power converter and inverter efficiency analysis, ±0.03% basic accuracy, 15 MHz sampling rate, 18-bit conversion, automatic phase shift correction for HIOKI current sensors, 1 ms data update rate and excellent noise resistivity of 110 dB @ 100 kHz.Technical details:Basic power accuracy ±0.03%8 power channels combined with motor analysisExcellent noise resistivity of 110 dB @ 100 kHz5 MHz frequency measurement band for powerStable and accurate measurement at 1 ms data update rateFunctions:8 power channels in combination with motor analysis for dual drivetrain analysisUnique power range with 2 A to 2 kA high accuracy HIOKI current sensorsPlug & Play connectivity with HIOKI current sensorsAutomatic Phase Shift Correction secures accurate high-frequency power measurementVisualize high-frequency loss with Power Spectrum Analysis measurementApplications:R&D and production line testing of high efficiency power converters and invertersLoss measurement of transformers and other inductive components under loadMotor efficiency measurementDetailed Description:The HIOKI PW8001 Power Analyzer is a state-of-the-art measurement instrument designed for the most demanding power analysis tasks, providing precise measurement results when evaluating efficiency of latest high accuracy electrical devices and systems. The PW8001 has 8 slots for power input units, which all can be used in combination with the motor analysis function.For the configuration of the PW8001, two types of input units are available that can freely be combined in one instrument according to the application requirements.The U7005 High Bandwidth input unit offers ultimate precision with ±0.03% basic accuracy, a sampling frequency of 15 MHz, 18-bit A/D conversion and a maximum input voltage of 1000 VAC. It is suitable for applications such as efficiency measurements of SiC and GaN based inverters motor drives, and accurate inductor loss measurement of inductors under load. Excellent resistivity for external noise of 110 dB at 100 kHz, ensure accurate and stable results even in the proximity to high frequency power switching semiconductors. For high-voltage applications, the U7001 input unit provides ±0.07% basic accuracy, a maximum input voltage of 1500 VDC, a sampling frequency of 2.5 MHz, 16-bit A/D conversion and a maximum voltage to ground of 1500 VDC CAT II. It is a suitable unit for applications which need less bandwidth, such as testing of the efficiency of industrial motor drives using IGBTs, or wind turbines and PV power converters. Combined with HIOKI’s extensive lineup of high-accuracy and high-bandwidth current sensors, probes and direct connection current boxes, the PW8001 offers a unique and comprehensive solution for reliably measuring applications from small electronic devices to large-scale power systems. The PW8001 power analyzer and the current sensors are developed and produced by HIOKI, making the advanced automatic phase shift correction function possible. This ensures accurate phase angle measurement between the voltage and current, even at high frequencies and low power factors. The PW8001 offers the unique Power Spectrum Analysis function. While the traditional FFT function determines the harmonics based on the fundamental frequency, limiting the frequency range, this new function covers the entire frequency spectrum of the analyzer. The Power Spectrum Analysis function delivers quick visibility into the high frequency power, providing developers with valuable data for further system efficiency improvements. Other advanced functions like wideband harmonic analysis, and motor analysis, ensure precise and reliable power analysis results for a wide range of applications in the power electronics industry, such as the development of high efficiency power converters, electrical drivetrains and electrical motors. The 1 ms update rate enables high-speed data refresh, allowing precise detection and analysis of rapid power fluctuations, such as those occurring during battery charging or discharging in EVs. This feature ensures unprecedented updates without compromising on measurement accuracy. The optical link function allows the connection of two PW8001 power analyzers to increase the maximum number of measurement channels to 16. It enables synchronized power measurements and efficiency calculation from multiple inputs, optimizing measurement setup and eliminating timing differences in data collection because the sampling of all inputs is synchronized.

Portable 4-channel Power Analyzer, ±0.09% basic accuracy, DC to 200 kHz measurement band for power, 16-bit conversion, phase shift correction for HIOKI current sensors, 50 ms data update rate, 16-ch waveform/analog output, motor analysis function, WLTP compliant Banner Specs: ±0.09% basic power accuracy 4 power channels 200 kHz measurement band for power50 ms data update rate 1500 V max. input voltage USPs: - Approved for WLTP testing - Small and lightweight 4-channel power analyzer with motor analysis Applications:  WLTP testing Inverter efficiency measurements Motor efficiency measurements Solar power converter efficiency measurements  Model D/A Output Motor Analysis PW3390-01 ☐ ☐ PW3390-02 ☒ ☐ PW3390-03 ☒ ☒ In detail:The HIOKI PW3390 Power Analyzer is a compact, lightweight, 4-channel high-precision instrument designed to meet the demands of power and efficiency analysis across industries. Equipped with advanced features, this analyzer excels in measuring and analyzing electrical power and energy, making it an ideal solution for development, production, and field testing.Built for precision, the PW3390 delivers highly accurate power measurements with a basic accuracy of ±0.09%, ensuring reliable data for various applications. Its 4 power channels enable simultaneous multi-system evaluations with a frequency measurement band of up to 200 kHz for power.The instrument's harmonic analysis capabilities, featuring a data refresh time of 50 ms, allow users to study transient states and evaluate noise or harmonic interference up to 100 kHz.With motor analysis functionality, the PW3390 is perfect for motor and inverter efficiency evaluations. It provides measurements for torque, rotation speed, slip, and mechanical power, enabling comprehensive performance analysis of industrial drives. Multiple PW3390 units can be connected to operate as a coordinated measurement system with up to 32 channels. One unit serves as the primary controller, synchronizing the timing across all devices to ensure simultaneous data acquisition. For long-term monitoring, the PW3390 can be equipped with the D/A output function, offering a 16-channel analog output. The first 8 channels can be configured to output waveforms of all voltage and current inputs at an update rate of 500 kS/s. The remaining 8 channels can be assigned to numeric measurement values of basic parameters like U1, I2, and P4, with an update rate of 20 S/s. The PW3390 is ideally suited for use in the automotive sector, particularly for efficiency analyses of inverters in hybrid and electric vehicles, as well as for standardized testing procedures to determine energy consumption like WLTP (Worldwide Harmonized Light Vehicles Test Procedure). It also excels in renewable energy and power conversion applications, providing precise input and output power data for power conditioners.Designed with a user-friendly interface and a rugged build, the HIOKI PW3390 ensures intuitive operation and durability in industrial settings. Whether analyzing WLTP efficiency for (H)EVs, transient power, harmonics, or inverter and motor efficiency, the HIOKI PW3390 delivers outstanding performance and accuracy

Banner Specs: 8 slots for modules with up to 32 isolated analog channels 15 different input and 3 output modules High-speed data sampling with 200 MS/s Real-time data saving with up to 20 MS/s User-friendly software and touchscreen display Compatibility with a wide variety of HIOKI current sensors Applications: Testing and evaluation of railway, aerospace and automotive components including electric vehicle motors, inverters, and battery systems Development and maintenance of renewable energy technologies, such as wind turbines and solar panels - monitoring electrical outputs and mechanical performance Testing of household and industrial appliances by capturing high-speed transient events and long-term trends Monitoring of SMPS (Switched-Mode Power Supply) output currents over extended periods with high sampling rates Electric Vehicle (EV) motor shaft angle sensing thanks to its built-in resolver calculation functionIn detail:The MR6000 Memory Recorder is a high-performance waveform recorder designed for capturing high-speed, high-accuracy data across multiple channels. It is ideal for complex applications such as inverter testing, ECU signal analysis, and monitoring physical phenomena. Featuring user-friendly software, a touchscreen interface, and various calculation and analysis functions, the MR6000 ensures precise and efficient data acquisition for professionals in research, development, and industrial settings.Input and Output Modules: The MR6000 offers exceptional versatility with its plug-and-play modular design with 8 slots. Modules can be easily swapped and are automatically recognized by the device. The MR6000 supports 15 different input modules for various measurements, such as high voltage monitoring up to 1000 VDC/700 VAC with the U8974, multi-channel configurations using the U8975 for up to 32 channels, and high-speed applications with the U8978, which offers a sampling rate of 200 MS/s. DC modules with 24-bit resolution allow ultra-precise voltage measurements with a resolution of 0.1 µV. The MR6000 also supports three output modules, including pulse and waveform generation for signal testing and simulation. The Arbitrary Waveform Generator Module U8793 allows users to program and generate custom waveforms, ideal for reproducing and simulating anomalies. The free SF8000 software simplifies waveform creation by enabling direct data input or formula-based design and supports noise simulation or multiplying waveforms for advanced scenarios. Current Measurement: The MR6000 offers additional versatility by allowing the direct connection of HIOKI's highaccuracy current sensors. Wideband current probes like the CT6711 can be paired with analog modules such as the U8978. The dedicated current modules U8977 and 8971 support precise measurement across a wide range of currents, working seamlessly with high-precision clamps and sensors like the CT6841A or CT6904A. With these designated current modules, the MR6000 automatically recognizes, and powers connected HIOKI sensors and clamps, ensuring an easy and efficient setup. HIOKI wideband current probes with BNC and 2-pin LEMO connectors can also be powered via the Z5021 Probe Power Unit, which is available as a factory-installed option. In addition to powering current probes and clamps, the Z5021 Probe Power Unit can supply power to up to eight differential probes. This significantly expands the MR6000’s capabilities for high-voltage measurements, supporting voltages up to 2000 VDC and 1000 VAC. Data Handling: Equipped with advanced internal processing, the MR6000 enables fast data saving and efficient handling, reducing downtime and enhancing productivity. For long-term recording, the high-capacity SSD Unit U8332 option allows continuous data capture at high sampling rates. The MR6000-01 model enables real-time data saving at speeds of up to 20 MS/s. User Interface: The MR6000 features a large 12.1-inch touchscreen with a user-friendly interface. Its intuitive design makes it easy for users to view and analyze their data effortlessly. Software Tools: The MR6000 offers comprehensive software analysis tools, including the free MR6000 Viewer for data analysis, 9335 Wave Processor for waveform management, GENNECT One for centralized control of up to 30 HIOKI instruments via LAN. In addition, drivers for custom applications like LabVIEW and MATLAB are available. Models: The MR6000 is offered in two models: the standard MR6000 and the advanced MR6000-01, which includes two additional features – real-time waveform calculation and real-time data saving. The real-time waveform calculation function enables users to monitor calculated results instantly during measurements, providing immediate insights.The real-time saving function allows data to be recorded at a maximum sampling rate of 20 MS/s directly onto an external memory device. This feature offers several key benefits: Long-term recording with up to 20 MS/s Extended recording durations, limited only by the storage capacity of the external device Record on the SSD, USB stick or choose any other device (via FTP)Data integrity with non-volatile memory ensures recorded data stays secure and ready for retrieval, even when the device is powered off

Banner Specs:Max. 10 voltage/temperature modules and up to 300 channels (using M7100 and M7102) Max. 4 power modules and up to 12 power channels (using M7103) Max. update interval 5 ms High voltage logging up to 2000 VDC and current logging with HIOKI current sensors – rating 2 A to 2000 A Data transfer via TCP (LAN) Integrated alarms, trigger in/out and pulse/logic in USPs: Logging of temperatures and voltages, 1500 VDC / CAT II isolation to earth with M7100 High-accuracy power logging with M7103 High voltage logging (2000 VDC, 1000 VAC) with M7103 Wide variety of HIOKI current sensors for a reliable high-precision current logging Applications: Charge/discharge testing during cell formation and ageing Charge/discharge testing during development of battery modules and battery packs Development and optimization of Battery Management Systems (BMS) Development and optimization of Thermal Management Systems of batteries Quality inspection of PV string inverters during productionIn detail: The versatile, modular data logger LR8101 can be used in combination with a variety of modules. It is therefore the perfect solution for integration in applications requiring multiple channels and recording intervals as short as 5 ms. The logger can be installed in a 19” rack with an optional rack-mount kit. The LR8101 can be controlled via Gennect One or the freeof-charge Logger Utility software. Additionally, the logger provides several inputs and outputs for alarms, triggers and pulse signals. The enhanced noise resistance ensures accurate and reliable measurements. All available modules can be combined in one system setup, with the main two measurement objectives being power logging and voltage/temperature logging.Voltage & Temperature logging with the LR8101 The LR8101 Data Logger can be combined with up to ten M7100 or M7102 modules. The system provides utmost flexibility as it offers the possibility to choose the type and number of modules to exactly fit the test requirements. In combination with the module M7100 the logger can capture up to 150 channels at 5 ms update interval. With an isolation to Earth of 1500 VDC, CAT II measurements of voltages and temperatures of 800 V and even 1200 V batteries can be performed safely. When combined with module M7102 the logger offers up to 300 channels at 10 ms update interval. With an isolation of 600 VDC, CAT II it is the perfect solution for data logging of 400 V batteries. Besides voltage, both modules offer the possibility to capture temperature signals using thermocouples. Power logging with the LR8101 When adding the M1100 AC power supply module, up to four M7103 Power Measurement Modules can be connected offering a total of 12 channels for long-term high-precision logging of power. Alternatively, the M7103 can be used to measure voltages and currents. The voltage input channels offer direct measurement of voltages of up to 2000 VDC, 1000 VAC. Long-term current logging is possible with any of the high-precision HIOKI current sensors with an ME15W connector. The sensors are powered by the logger and do not require an external power supply.

Main unit for system integration applications, modular system, max. 3000 voltage/temperature channels or 120 power channels, for high voltage/high current applications, real-time data transfer via UDP, max. update interval 5 ms, for 19” rack systems Banner Specs:Max. 10 voltage/temperature modules per logger and up to 3000 channels with system synchronization (using M7100 and M7102) Max. 4 power modules per logger and up to 120 power channels with system synchronization (using M7103) Max. update interval 5 ms High voltage logging up to 2000 VDC and current logging with HIOKI current sensors– rating 2 A to 2000 A Real-time data transfer UDP (LAN) Integrated CAN data output, alarms, trigger in/out and pulse/logic inputs USPs:Synchronization of up to 10x LR8102 data loggers possible (max. 3000 ch.) Fast sampling & data transfer rate facilitates the use in Hardware-In-the-Loop (HIL) systems High-accuracy power logging with M7103 High voltage (2000 VDC, 1000 VAC) logging with M7103 Wide variety of HIOKI current sensors for a reliable high-precision current loggingApplications:Charge/discharge testing during cell formation and ageing Charge/discharge testing during development of battery modules and battery packsDevelopment and optimization of Battery Management Systems (BMS) Development and optimization of Thermal Management Systems of batteries Voltage and temperature monitoring in Hardware-In-the-Loop SimulationsQuality inspection of PV string inverters during production In detail:The versatile, modular data logger LR8102 can be used in combination with a variety of modules. It is therefore the perfect solution for integration in applications requiring multiple channels and recording intervals as short as 5 ms. The logger can be installed in a 19” rack with an optional rack-mount kit. The LR8102 can be controlled via Gennect One or the freeof-charge Logger Utility software. Alternatively, the logger offers the possibility for ultra-fast data transfer via UDP, which makes it the ideal solution for integration with charge/discharge testers and for real-time simulations such as HIL (Hardware-In-the-Loop). Additionally, the logger provides CAN data output as well as several inputs and outputs for alarms, triggers and pulse signals. The enhanced noise resistance ensures accurate and reliable measurements. All available modules can be combined in one system setup, with the main two measurement objectives being power logging and voltage/temperature logging. Voltage & Temperature logging with the LR8102The LR8102 data logger can be combined with up to ten M7100 or M7102 modules. The system provides utmost flexibility as it offers the possibility to choose the type and number of modules to exactly fit the test requirements. The LR8102 Data Logger can be further expanded by synchronizing up to ten data loggers using an optical link, which allows to measure up to 3000 voltage / temperature channels. In combination with the module M7100 the logger can capture up to 150 channels at 5 ms update interval. With an isolation to Earth of 1500 VDC, CAT II measurements of voltages and temperatures of 800 V and even 1200 V batteries can be performed safely. When combined with module M7102 the logger offers up to 300 channels at 10 ms update interval. With an isolation of 600 VDC, CAT II it is the perfect solution for data logging of 400 V batteries. Besides voltage, both modules offer the possibility to capture temperature signals using thermocouples. Power logging with the LR8102 When adding the M1100 AC power supply module, up to four M7103 Power Measurement Modules can be connected offering a total of 12 channels for long-term high-precision logging of power. This set up can be further expanded with the synchronization of up to ten data loggers to achieve a total of 120 power channels. Alternatively, the M7103 can be used to measure voltages and currents. The voltage input channels offer direct measurement of voltages of up to 2000 VDC, 1000 VAC. Long-term current logging is possible with any of the high-precision HIOKI current sensors with an ME15W connector. The sensors are powered by the logger and do not require an external power supply.

Power measurement module for LR8101 and LR8102 Data Logger, up to 1500 VDC, CATII and 2000 A, 3 power channels, max. update interval 5 ms, DC to 100 kHzBanner Specs: Up to 12 / 120 power channels Power accuracy: 0.02% rdg. ± 0.05% f.s. 1500 VDC / 1000 VAC, CATII 5 ms update interval DC to 100 kHz bandwidth USPs: Multi-channel power measurement with the accuracy of a top-end power analyzer Guaranteed high accuracy up to 1500 VDC, CATII Combine with wide variety of HIOKI current sensors with ratings from 2 A to 2000 ASpace-efficient multi-channel setup Easily expand channels on site with growing production line requirements Applications: Power measurement applications requiring higher number of channels Development of Photovoltaic (PV) string inverters Quality inspection of PV string inverters during productionCharge/discharge testing during development of battery modules and battery packsIn detail: The M7103 power measurement module for LR810x data loggers offers three channels for highly accurate power logging. One LR8101 or LR8102 Data Logger in combination with the M1100 AC power supply module supports up to four M7103 modules, giving the user the ability to log up to 12 power channels simultaneously with one logger. Up to 120 power channels can be recorded by synchronizing multiple LR8102 Data Logger. The voltage input channels are designed for direct input of voltages of up 1500 VDC or 1000 VAC, CATII making the M7103 ideal for safe and reliable production line testing. All HIOKI highprecision current sensors with an ME15W connector can be combined with the M7103 power measurement module, offering users the flexibility to choose the ideal current sensor for their specific application. With an update interval of just 5 ms, the module enables detailed logging of power, voltage, or current with exceptional precision.The sync source sharing feature ensures precise efficiency measurement by using the AC signal's zero-crossing for calculation to synchronize a primary module with secondary modules, making the system ideal for high-accuracy applications like quality inspection in PV string inverter production. This highly flexible logger system offers the possibility to easily expand channels on-site without the necessity to return the equipment to the factory, saving valuable time.

The CT9555 is a power supply unit designed for single-channel current sensors providing a high-precision waveform output. It is ideal for applications requiring accurate waveform measurement from a single source. Technical Details: Channels: 1 Output: Waveform (BNC terminal) Power consumption: 45 VA max Power supply: AC Adapter Z1008 Input connector type: Hioki ME15W female terminal Output connector type: BNC Dimensions: 33 x 67 x 132 mm Weight: 200 gSupported sensors: 9272-05, CT684x-05, CT684xA, CT686x-05, 9709-05, CT687x, CT687xA, PW9100, CT6904, CT6904A

The CT9556 is a power supply unit designed for single-channel current sensors. It offers waveform and RMS output for a single channel. It is ideal for applications requiring accurate waveform and RMS measurement from a single source. Technical details Channels: 1 Output: Waveform and RMS (BNC terminal) Power consumption: 45 VA max Power supply: AC Adapter Z1008 Input connector type: Hioki ME15W female terminal Output connector type: BNC Dimensions: 33 x 67 x 132 mm Weight: 200 g Supported sensors: 9272-05, CT684x-05, CT684xA, CT686x-05, 9709-05, CT687x, CT687xA, PW9100, CT6904A

The CT9557 is a power supply unit that supports up to four Hioki current sensors. It can aggregate the provided waveforms for total output. It is ideal for large current or multi-cable circuits. Technical detailsChannels: 4 Output: Waveform, total waveform, and total RMS (BNC terminals) Power consumption: 155 VA max Power supply: AC Adapter Z1002 Input connector type: Hioki ME15W female terminal • Output connector type: BNC Dimensions: 116 x 67 x 132 mm Weight: 420 g Supported sensors: 9272-05, CT684x-05, CT684xA, CT686x-05, 9709-05, CT687x, CT687xA, PW9100, CT6904A

The CT9902 is a 5-meter extension cable designed for use with ME15W-equipped current transformers (CTs), providing additional length for versatile installations. Technical Details: Length: 5 meters Connectors: ME15W(m 12pin) / ME15W(w 12pin) Compatibility: ME15W-equipped CTs

Banner Specs AC/DC currents up to 200 A Frequency Bandwidth DC to 50 kHz Basic accuracy: ±0.07% rdg. Operating temperature range: -40°C to +85°C Output voltage ratio 10 mV/AUSPs Clamp design with near pass-through accuracyApplications High-precision current measurement in tight spaces WLTP testing (Worldwide harmonized Light vehicles Test Procedure)In detail:The CT6833 AC/DC Current Clamp delivers unparalleled measurement accuracy, achieving a basic accuracy of ±0.07% rdg. – a level typically found only in pass-through current sensors. Based on advanced fluxgate technology, it ensures exceptional precision and stability while enabling accurate AC/DC current measurement up to 200 A. Its ultra-slim "Dolphin Clamp" design is optimized for tight spaces with dense wiring, such as inside vehicles, and allows for easy installation, even in confined areas like auxiliary battery current measurement. The clamp can accommodate conductors with a maximum diameter of 20 mm, making it versatile for a wide range of applications. Unlike many current sensors on the market, where the position of the conductor within the clamp can impact measurement accuracy, the CT6833 is designed for high reproducibility, regardless of conductor placement. Thanks to HIOKI’s precision engineering, measurement results remain stable and reliable, no matter where the conductor is positioned within the sensor. A major challenge in long-term current measurements is temperature-induced signal drift. While HIOKI fluxgate sensors already exhibit exceptionally low drift, this series pushes performance even further – reducing drift to a nearly unmeasurable level. Even in extreme conditions, such as under the bonnet of a vehicle, where temperatures can rise dramatically during testing, the CT6833 maintains stable accuracy within 0.01%, ensuring highly precise data acquisition for environmental testing and evaluation. To enhance usability and reliability in tight installations, the CT6833 also features an innovative locking mechanism that prevents accidental opening during measurement. In confined spaces, sensors are often pressed against surrounding components or squeezed between cables, which can put unintended pressure on the clamp. With its secure locking design, the CT6833 remains firmly closed, ensuring uninterrupted measurement reliability even in demanding conditions. With a wide frequency bandwidth of 50 kHz, the CT6833 can accurately capture dynamic current waveforms. This, combined with its exceptional accuracy, allows it to meet strict testing standards such as WLTP, ensuring highly reliable measurements in automotive and other precision testing applications. The CT6833 works directly with HIOKI Power Analyzers and Memory Recorders, which supply power to the sensor via the ME15W connector. When combined with a HIOKI sensor unit (CT9555, CT9556, or CT9557), it can also be used with oscilloscopes or other DAQ systems, providing a voltage output ratio of 4 mV/A. The total cable length of the CT6833 is 5 meters, ensuring flexibility in sensor placement. This includes 4 meters of cable between the sensor and its control box, plus an additional 1 meter from the control box to the connector, allowing for convenient integration into various test setups.

Banner Specs: High Accuracy ±0.3 % Measurable current 1 mA to 20 A Ultra small size sensor with slide open/lock mechanism Wide temperature range -40 to 85 oC Bandwidth DC to 100 kHz USPs:Easy installation, even in tight spacesAccurate low current measurement Automatic recognition by HIOKI Power Analyzer PW8001Allows for stable measurement from Alaska to the Sahara Applications:Development and analysis tool for improving the fuel efficiency of electrical vehicles Consumption measurement of low power EV circuits like wipers, entertainment system, seat heating, power steering etc. Optimizing the overall energy consumption of low power circuits in EVs to extend the driving range Optimizing the overall energy consumption of low power circuits in electrical construction vehicles or in electrical agricultural vehicles to extend the time between charging In detail:The ultra-small CT6831 Current Probe with its slide-open/lock feature is one of the smallest high-accuracy sensors on the market. Contactless measurement of currents from 1 mA to 20 A AC/DC and frequencies up to 100 kHz are possible even in the most confined spaces with a basic accuracy of ±0.3 %. This compact sensor gives development engineers of EVs, electrical trucks, buses, construction, and agricultural vehicles the possibility to accurately monitor energy consumption under the most extreme temperature conditions. Designed to be used in combination with a HIOKI Power Analyzer, Memory Recorder or Data Logger, the CT6831 helps provide detailed energy consumption insight for example of a vehicle under test. Combined with a CT9555, CT9556 or CT9557 Power Supply Unit, the CT6831 Current Probe can also be connected to third party equipment like for instance a DAQ system or an oscilloscope.

Banner Specs AC/DC currents up to 500 A Frequency Bandwidth DC to 50 kHz Basic accuracy: ±0.07% rdg. Operating temperature range: -40°C to +85°C Output voltage ratio 4 mV / A USPsClamp design with near pass-through accuracyApplications High-precision current measurement in tight spacesWLTP testing (Worldwide harmonized Light vehicles Test Procedure) In detail:The CT6834 AC/DC Current Clamp delivers unparalleled measurement accuracy, achieving a basic accuracy of ±0.07% rdg. – a level typically found only in pass-through current sensors. Based on advanced fluxgate technology, it ensures exceptional precision and stability while enabling accurate AC/DC current measurement up to 500 A. Its ultra-slim "Dolphin Clamp" design is optimized for tight spaces with dense wiring, such as inside vehicles, and allows for easy installation, even in confined areas like auxiliary battery current measurement. The clamp can accommodate conductors with a maximum diameter of 20 mm, making it versatile for a wide range of applications.Unlike many current sensors on the market, where the position of the conductor within the clamp can impact measurement accuracy, the CT6834 is designed for high reproducibility, regardless of conductor placement. Thanks to HIOKI’s precision engineering, measurement results remain stable and reliable, no matter where the conductor is positioned within the sensor. A major challenge in long-term current measurements is temperature-induced signal drift. While HIOKI fluxgate sensors already exhibit exceptionally low drift, this series pushes performance even further – reducing drift to a nearly unmeasurable level. Even in extreme conditions, such as under the bonnet of a vehicle, where temperatures can rise dramatically during testing, the CT6834 maintains stable accuracy within 0.01%, ensuring highly precise data acquisition for environmental testing and evaluation. To enhance usability and reliability in tight installations, the CT6834 also features an innovative locking mechanism that prevents accidental opening during measurement. In confined spaces, sensors are often pressed against surrounding components or squeezed between cables, which can put unintended pressure on the clamp. With its secure locking design, the CT6834 remains firmly closed, ensuring uninterrupted measurement reliability even in demanding conditions. With a wide frequency bandwidth of 50 kHz, the CT6834 can accurately capture dynamic current waveforms. This, combined with its exceptional accuracy, allows it to meet strict testing standards such as WLTP, ensuring highly reliable measurements in automotive and other precision testing applications.The CT6834 works directly with HIOKI Power Analyzers and Memory Recorders, which supply power to the sensor via the ME15W connector. When combined with a HIOKI sensor unit (CT9555, CT9556, or CT9557), it can also be used with oscilloscopes or other DAQ systems, providing a voltage output ratio of 4 mV/A. The total cable length of the CT6834 is 5 meters, ensuring flexibility in sensor placement. This includes 4 meters of cable between the sensor and its control box, plus an additional 1 meter from the control box to the connector, allowing for convenient integration into various test setups.

Banner Specs:  AC/DC currents up to 200 A Frequency Bandwidth DC to 700 kHz Basic accuracy: ±0.2% rdg. Operating temperature: -40 °C to 85 °COutput voltage ratio 10 mV/A Applications:WLTP testing (Worldwide harmonized Light vehicles Test Procedure) Evaluation of current consumption of automotive electrical components like air compressors or power steering systems On-site efficiency and current evaluation of inverters and motorsIn detail:The CT6843A AC/DC Current Clamp combines the flexibility of a clamp-style sensor with high-precision measurement, achieving a basic accuracy of ±0.2% rdg. This allows for easy, non-intrusive current measurement without breaking the circuit while maintaining the accuracy needed for precise power analysis in demanding applications. Utilizing advanced fluxgate technology, it ensures outstanding stability and accuracy in both AC and DC current measurements. With a maximum current rating of 200 A and a wide frequency bandwidth from DC to 700 kHz, it enables accurate detection of rapid current fluctuations. This capability makes it suitable for applications with demanding measurement requirements, such as automotive and power electronics industries. The current clamp delivers reliable performance across a wide temperature range of -40°C to 85°C, ensuring stability even in demanding environments such as engine compartments and outdoor testing locations. It is well-suited for evaluating the current consumption of automotive electrical components, including air compressors and power steering systems. Additionally, its high-accuracy clamp design allows for efficient on-site assessment of IGBT inverters (Insulated Gate Bipolar Transistors) and motor performance. Technicians can use it to conduct precise efficiency evaluations and current measurements, enabling them to quickly identify anomalies or performance degradation, ultimately supporting effective maintenance and diagnostics. Phase shift correction functions of HIOKI Power Analyzers are supported, including the automatic correction feature of the PW8001 Power Analyzer. By integrating these features, it ensures accurate power analysis in dynamic and high-frequency applications, minimizing measurement errors and enabling higher precision in power evaluation. Direct connection to HIOKI Power Analyzers and Memory Recorders is possible via the ME15W connector, which also supplies power to the CT6843A. Additionally, when combined with a HIOKI sensor unit (CT9555, CT9556, CT9557), it can be used with oscilloscopes and other data acquisition (DAQ) systems, providing a voltage output ratio of 10 mV/A. Furthermore, its robust construction, 20 mm core diameter, and 3-meter cable length allow for flexible installation in various test environments. The CT6843A is an essential tool for high-precision current measurement, including WLTP testing (Worldwide harmonized Light vehicles Test Procedure). With a durable design, precise fluxgate technology, and adaptability to various operating environments, it provides reliable measurement performance across both laboratory and field applications.

Banner Specs:AC/DC currents up to 500 AFrequency Bandwidth DC to 500 kHzBasic accuracy: ±0.2% rdg. Operating temperature: -40 °C to 85 °C Output voltage ratio 4 mV/A Applications:WLTP testing (Worldwide harmonized Light vehicles Test Procedure) Evaluation of current consumption of automotive electrical components like air compressors or power steering systems On-site efficiency and current evaluation of inverters and motorsIn detail: The CT6844A AC/DC Current Clamp combines the flexibility of a clamp-style sensor with high-precision measurement, achieving a basic accuracy of ±0.2% rdg. This allows for easy, non-intrusive current measurement without breaking the circuit while maintaining the accuracy needed for precise power analysis in demanding applications. Utilizing advanced fluxgate technology, it ensures outstanding stability and accuracy in both AC and DC current measurements. With a maximum current rating of 500 A and a wide frequency bandwidth from DC to 500 kHz, it enables accurate detection of rapid current fluctuations. This capability makes it suitable for applications with demanding measurement requirements, such as automotive and power electronics industries. The current clamp delivers reliable performance across a wide temperature range of -40 °C to 85 °C, ensuring stability even in demanding environments such as engine compartments and outdoor testing locations. It is well-suited for evaluating the current consumption of automotive electrical components, including air compressors and power steering systems. Additionally, its high-accuracy clamp design allows for efficient on-site assessment of IGBT inverters (Insulated Gate Bipolar Transistors) and motor performance. Technicians can use it to conduct precise efficiency evaluations and current measurements, enabling them to quickly identify anomalies or performance degradation, ultimately supporting effective maintenance and diagnostics. Phase shift correction functions of HIOKI Power Analyzers are supported, including the automatic correction feature of the PW8001 Power Analyzer. By integrating these features, it ensures accurate power analysis in dynamic and high-frequency applications, minimizing measurement errors and enabling higher precision in power evaluation. Direct connection to HIOKI Power Analyzers and Memory Recorders is possible via the ME15W connector, which also supplies power to the CT6844A. Additionally, when combined with a HIOKI sensor unit (CT9555, CT9556, CT9557), it can be used with oscilloscopes and other data acquisition (DAQ) systems, providing a voltage output ratio of 4 mV/A. Furthermore, its robust construction, 20 mm core diameter, and 3-meter cable length allow for flexible installation in various test environments. The CT6844A is an essential tool for high-precision current measurement, including WLTP testing (Worldwide harmonized Light vehicles Test Procedure). With a durable design, precise fluxgate technology, and adaptability to various operating environments, it provides reliable measurement performance across both laboratory and field applications.

Banner Specs: AC/DC currents up to 500 A Frequency Bandwidth DC to 200 kHzBasic accuracy: ±0.2% rdg. Operating temperature: -40 °C to 85 °C - Output voltage ratio 4 mV/A Applications:WLTP testing (Worldwide harmonized Light vehicles Test Procedure) on commercial vehiclesEvaluation of current consumption of automotive electrical components like air compressors or power steering systemsOn-site efficiency and current evaluation of inverters and motors In detail:The CT6845A AC/DC Current Clamp combines the flexibility of a clamp-style sensor with high-precision measurement, achieving a basic accuracy of ±0.2% rdg. This allows for easy, non-intrusive current measurement without breaking the circuit while maintaining the accuracy needed for precise power analysis in demanding applications. Utilizing advanced fluxgate technology, it ensures outstanding stability and accuracy in both AC and DC current measurements. With a maximum current rating of 500 A and a wide frequency bandwidth from DC to 200 kHz, it enables accurate detection of rapid current fluctuations. This capability makes it suitable for applications with demanding measurement requirements, such as automotive and power electronics industries. The current clamp delivers reliable performance across a wide temperature range of -40 °C to 85 °C, ensuring stability even in demanding environments such as engine compartments and outdoor testing locations. It is well-suited for evaluating the current consumption of automotive electrical components, including air compressors and power steering systems. Additionally, its high-accuracy clamp design allows for efficient on-site assessment of IGBT inverters (Insulated Gate Bipolar Transistors) and motor performance. Technicians can use it to conduct precise efficiency evaluations and current measurements, enabling them to quickly identify anomalies or performance degradation, ultimately supporting effective maintenance and diagnostics. Phase shift correction functions of HIOKI Power Analyzers are supported, including the automatic correction feature of the PW8001 Power Analyzer. By integrating these features, it ensures accurate power analysis in dynamic and high-frequency applications, minimizing measurement errors and enabling higher precision in power evaluation. Direct connection to HIOKI Power Analyzers and Memory Recorders is possible via the ME15W connector, which also supplies power to the CT6845A. Additionally, when combined with a HIOKI sensor unit (CT9555, CT9556, CT9557), it can be used with oscilloscopes and other data acquisition (DAQ) systems, providing a voltage output ratio of 4 mV/A. Furthermore, its robust construction, 50 mm core diameter, and 3-meter cable length allow for flexible installation in various test environments. The CT6845A is an essential tool for high-precision current measurement, including WLTP testing (Worldwide harmonized Light vehicles Test Procedure) on commercial vehicles. With a durable design, precise fluxgate technology, and adaptability to various operating environments, it provides reliable measurement performance across both laboratory and field applications.

Banner Specs: AC/DC currents up to 1000 A Frequency Bandwidth DC to 200 kHz Basic accuracy: ±0.2% rdg. Operating temperature: -40 °C to 85 °C Output voltage ratio 2 mV/A Applications: WLTP testing (Worldwide harmonized Light vehicles Test Procedure) on commercial vehicles Evaluation of current consumption of automotive components like air compressors or power steering systemsOn-site efficiency and current evaluation of inverters and motors In detail:The CT6846A AC/DC Current Clamp combines the flexibility of a clamp-style sensor with high-precision measurement, achieving a basic accuracy of ±0.2% rdg. This allows for easy, non-intrusive current measurement without breaking the circuit while maintaining the accuracy needed for precise power analysis in demanding applications. Utilizing advanced fluxgate technology, it ensures outstanding stability and accuracy in both AC and DC current measurements. With a maximum current rating of 1000 A and a wide frequency bandwidth from DC to 100 kHz, it enables accurate detection of rapid current fluctuations. This capability makes it suitable for applications with demanding measurement requirements, such as automotive and power electronics industries. The current clamp delivers reliable performance across a wide temperature range of -40 °C to 85 °C, ensuring stability even in demanding environments such as engine compartments and outdoor testing locations. It is well-suited for evaluating the current consumption of automotive electrical components, including air compressors and power steering systems. Additionally, its high-accuracy clamp design allows for efficient on-site assessment of IGBT inverters (Insulated Gate Bipolar Transistors) and motor performance. Technicians can use it to conduct precise efficiency evaluations and current measurements, enabling them to quickly identify anomalies or performance degradation, ultimately supporting effective maintenance and diagnostics. Phase shift correction functions of HIOKI Power Analyzers are supported, including the automatic correction feature of the PW8001 Power Analyzer. By integrating these features, it ensures accurate power analysis in dynamic and high-frequency applications, minimizing measurement errors and enabling higher precision in power evaluation. Direct connection to HIOKI Power Analyzers and Memory Recorders is possible via the ME15W connector, which also supplies power to the CT6846A. Additionally, when combined with a HIOKI sensor unit (CT9555, CT9556, CT9557), it can be used with oscilloscopes and other data acquisition (DAQ) systems, providing a voltage output ratio of 2 mV/A. Furthermore, its robust construction, 50 mm core diameter, and 3-meter cable length allow for flexible installation in various test environments. The CT6846A is an essential tool for high-precision current measurement, including WLTP testing (Worldwide harmonized Light vehicles Test Procedure). With a durable design, precise fluxgate technology, and adaptability to various operating environments, it provides reliable measurement performance across both laboratory and field applications.

Banner Specs (= Attributes): High Accuracy ±0.3 % Measurable current 100 µA to 2 A Ultra small size sensor with slide open/lock mechanismWide temperature range -40 to 85 oC Bandwidth DC to 100 kHz USPs: Easy installation, even in tight spaces Accurate low current measurement Automatic recognition by HIOKI Power Analyzer PW8001Allows for stable measurement from Alaska to the Sahara Applications: Development and analysis tool for improving the fuel efficiency of electrical vehicles Consumption measurement of low power EV circuits like ECUs, interior lighting etc.Optimizing the overall energy consumption of low power circuits in EVs to extend the driving rangeOptimizing the overall energy consumption of low power circuits in electrical construction vehicles or electrical agricultural vehicles to extend the time between charging In detail:The ultra-small CT6830 Current Probe with its slide-open/lock feature is one of the smallest high-accuracy sensors on the market. Contactless measurement of currents from 100 µA to 2 A AC/DC and frequencies up to 100 kHz are possible even in the most confined spaces with a basic accuracy of ±0.3 %. This compact sensor gives development engineers of EVs, electrical trucks, buses, construction, and agricultural vehicles the possibility to accurately monitor energy consumption under the most extreme temperature conditions. Designed to be used in combination with a HIOKI Power Analyzer, Memory Recorder or Data Logger, the CT6830 provides detailed energy consumption insight for example of a vehicle under test. Combined with a CT9555, CT9556 or CT9557 Power Supply Unit, the CT6830 Current Probe can also be connected to third party equipment like for instance a DAQ system or an oscilloscope.