CT9556 - SENSOR UNIT

The Hioki MR8870-20 Data Recorder is a versatile, compact oscilloscope-like device designed for high-speed waveform recording and long-term RMS data capture. It features isolated inputs for safe measurement of power lines, and its real-time data-saving functionality ensures continuous monitoring with minimal interruptions.With up to 1 MS/s sampling rate and the ability to record fluctuations in RMS data, the MR8870-20 is ideal for applications such as motor startup analysis, inverter output waveform monitoring, and CB timing measurements. Its portable design makes it easy to use on-site. Technical Details: Channels: 2 analog, 4 logic channels Max Sampling Rate: 1 MS/s (1 µs) Memory Capacity: 12 bits × 2 M-Words/channel Storage: CF card (up to 2 GB, FAT/FAT32) Display: 4.3-inch TFT color LCD Operating Temperature: 0°C to 40°C Power Supply: AC adapter (100–240 V), Battery Pack 9780 Dimensions: 176 mm (W) × 101 mm (H) × 41 mm (D) Weight: 600 g (with battery pack)

The MR8880 is a 4 channel portable data acquisition system (DAQ) with a maximum sampling rate of 1Msamples/s on all analog channels simultaneously. It has 4 analog direct input channels for voltages up to 600V and 8 logic channels.Technical Details:   Complies CAT III 600V isolation for direct measure of 480V power line 4 complete isolated channels Operating temperature range of -10°C to 50°C Built to withstand mechanical shocks and vibrations PRESET function A memory capacity of 14bit × 1 M words/ch (1 word = 2 bytes)

The Hioki MR8875 Memory Recorder is a high-speed, multi-channel logger designed for long-term data recording and real-time waveform monitoring. It supports various input modules for mixed signal measurement, including voltage, temperature, strain, and CAN signals, with a sampling period as short as 2 µs. Its robust design is suitable for harsh environments, making it ideal for applications such as battery evaluation, motor testing, and power equipment analysis. Technical Details: Channels: Up to 60 channels with input modulesSampling Rate: 500 kS/sMemory Capacity: 32 MW (64 MB) Display: 8.4-inch TFT color LCD Storage: SD card, USB memory stick Dimensions: 298 mm × 224 mm × 84 mmWeight: 2.4 kg (excluding modules)

The CT6875 AC/DC Current Sensor is designed for accurate current measurements across a broad frequency range, from DC to 2 MHz (Model CT6875-01: DC to 1.5 MHz). With a rated current of 500 A, it is ideal for R&D, quality evaluation, manufacturing, and maintenance in industries such as wireless charging systems, inverter motors, PV power conditioners, and EV quick charging facilities. In combination with the Power Analyzer PW8001, the sensor allows for precise high-frequency and low power factor measurements. Technical Details: Rated Current: 500 A Frequency Bandwidth: CT6875: DC to 2 MHzBasic Accuracy: Amplitude: ±0.04 % rdg. ±0.008 % f.s., Phase: ±0.08° Maximum Conductor Diameter: 36 mm Maximum Rated Voltage to Ground: 1000 V CAT III Operating Temperature: -40°C to 85°C Input Impedance Requirement: 1 MΩ or higher Output Terminal: ME15W Cable length: 3m

Product Description for CT6876 AC/DC Current Sensor The CT6876 AC/DC Current Sensor is designed for accurate current measurements with a broad frequency range from DC to 1.5 MHz. With a rated current of 1000 A, it is ideal for demanding applications in industries such as inverter motors, electric vehicles, and power electronics.The sensor offers excellent noise resistance and high precision, making it a top choice for high-current, high-speed measurements. When combined with Hioki's Power Analyzers, it ensures accurate power conversion efficiency measurements, especially in high-frequency environments. Technical Details: Model: CT6876 Rated Current: 1000 A Frequency Bandwidth: DC to 1.5 MHzBasic Accuracy: Amplitude: ±0.04% rdg. ±0.008% f.s. Phase: ±0.1° Maximum Conductor Diameter: 36 mm Maximum Rated Voltage to Ground: 1000 V CAT III Operating Temperature: -40°C to 85°CInput Impedance Requirement: 1 MΩ or higher Output Terminal: ME15W

The CT6872 is a high-precision AC/DC current sensor designed for detailed waveform observation and harmonic analysis. With a frequency range of up to 10 MHz, it is ideal for high-frequency power electronics testing. It supports automatic phase shift correction (APSC). Technical Details: Current Rating: 50 A AC/DC Frequency Range: DC to 10 MHz Accuracy: ±0.03% rdg, ±0.002% f.s. Maximum Conductor Diameter: 24 mm Operating Temperature: -40°C to 85°C Input Impedance Requirement: 1 MΩ or higher

The CT6873A is an advanced current sensor that provides high-precision AC/DC current measurements for power analysis applications. Its wide frequency range and excellent phase accuracy make it suitable for complex waveform and harmonic studies. It supports automatic phase shift correction (APSC).Technical Details Current Rating: 200 A AC/DC Frequency Range: DC to 10 MHz Accuracy: ±0.03% rdg, ±0.002% f.s. Maximum Conductor Diameter: 24 mm Operating Temperature: -40°C to 85°C Input Impedance Requirement: 1 MΩ or higher

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 AC/DC currents up to 20 A Frequency Bandwidth DC to 2 MHz Basic accuracy: ±0.2% rdg.Operating temperature: -40 °C to 85 °COutput voltage ratio 100 mV/A Applications:Optimization of low-power circuits in EVs to increase driving range Analyzing current consumption of loads like motors, heaters, and LEDs On-site efficiency and current evaluation of inverters and motorsIn detail:The CT6841A 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 20 A and a wide frequency bandwidth from DC to 2 MHz, 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 – especially actuating devices such as wiper motors, window motors, and seat heaters, but also electronic loads like LED lights.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 CT6841A. 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 100 mV/A. Furthermore, its robust construction, 20 mm core diameter, and 3-meter cable length allow for flexible installation in various test environments. The CT6841A is an essential tool for high-precision current measurement, including the optimization of low power circuits. 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 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 (= 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.

The CT9904 connection cable is designed for reliable data transfer between Hioki sensors and measurement instruments, offering robust connections for accurate current readings. Technical Details: Length: 1 m Connectors: ME15W(m 12pin) / ME15W(w 12pin) Compatibility: Hioki current sensors

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.

The L9217 is a connection cord with insulated BNC connectors at both ends. Technical Details: Length: 1.6 m Maximum Rated Voltage to Earth: CAT III 300V, CAT II 600VMaximum Rated Line Voltage: 300V Maximum Rated Current: 0.2A Compatible Hioki Products: VT1005 Voltage Divider, Memory Recorders and similar products.

The 9165 is a 1550 mm long BNC to BNC coaxial cable for reliable signal transmission in test and measurement applications. It features an RG-58A/U coaxial cable with 50 Ohm BNC connectors (BNCP-58A) at both ends and offers high signal integrity. Precision manufacturing makes it ideal for laboratory applications.Technical details: Cable type: RG-58A/U coaxialConnector type: BNC (BNCP-58A), 50 OhmLength: 1550 mm (+20 mm tolerance)Applications: Reliable signal transmission for testing and measurement

The CT9900 conversion cable allows for easy connection between Hioki current sensors and compatible data acquisition devices, ensuring stable signal transmission. Technical Details: Length: 240 mm Connectors: PL23(w 10pin) / ME15W(m 12pin) Compatibility: Hioki current sensors 

The Z1008 AC Adapter provides a reliable power supply for compatible devices. Designed to operate with a rated supply voltage of 100 V to 240 V AC (±10% voltage fluctuation) and a power supply frequency of 50 Hz/60 Hz, it ensures stable performance across various environments. The Z1008 can be used to provide power to the LR853x modules of the LR8450 Data Logger series, P9000-01, P9000-02, SP7001, SP7002, and PW3365. It is already included as a standard accessory with these devices but can be ordered separately if a replacement is needed. Technical Details: AC Inlet: IEC-60320-C14 Input range: 100VAC to 240VAC Output: 12VDC, 1.25A, Pmax 15W Ripple & Noise: 100mVpp DC plug: angled EIAJ-4 plug O.D. 5.5mm, I.D. 3.3mm