Multi-channel data acquisition for voltage, current, temperature, and more

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HIOKI data loggers and recorders enable fast, multi-channel measurement in development, validation, and system monitoring. Whether capturing voltage, current, temperature, strain, or humidity, the lineup includes modular, wireless, and portable solutions for a wide range of applications.


Explore HIOKI’s scalable solutions for precise data logging and signal recording.

LR8101
LR8101 - Modular multi-channel Data Logger for system integration
Main unit for system integration applications, modular system, max. 300 voltage/temperature or 12 power channels, for high voltage/high current applications, max. update interval 5 ms, for 19” rack systems

€2,058.00*
LR8102
LR8102 - Modular multi-channel Data Logger for system integration, optical sync, UDP, CAN
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.
LR8431-20
LR8431 - Handheld 10-channel Data Logger for voltage, temperature and pulse logging
10-channel handheld data logger for voltage / temperature plus 4 channels for pulse / rotation, isolated inputs, up to 60 VDC, max. sampling speed 10 ms, up to 16 GB USB storage capacity, LCD display, signal input via M3 screw terminals

€1,358.00*
LR8450
LR8450 - Modular multi-channel Data Logger
Multi-channel data logger, connect up to 4 plug-in modules with up to 120 analog channels, max. 1 ms update interval, max. 100 VDC, 8 inputs for pulse/logic/rotational speed, 7“ TFT-Display, GigabitLAN und USB / SD card, optional battery operation

€1,818.00*
LR8450-01
LR8450-01 - Wireless modular multi-channel Data Logger
Wireless multi-channel data logger, connect up to 4 plug-in and 7 wireless modules for max. 330 analog channels, max. 1 ms update interval, max. 100 VDC, 8 inputs for pulse/logic/rotational speed, 7“ TFT-Display, Gigabit-LAN und USB / SD card, optional battery operation Banner Specs Wireless LAN capability Up to 330 analog channels with plug-in and wireless modules and 8 pulse/logic inputs Voltage, current, temperature, humidity, resistance, heat flow, strain, pulse, CAN and CAN FD input and output Max. 1 ms update interval Optional battery operation USPs Maximum flexibility and high accuracy with wireless modules and real-time data transfer via Wireless LAN High-speed data recording with up to 1 ms Up to 330 analog channels and up to 55 current channels High-precision current logging with dedicated HIOKI current sensors CAN and CAN FD data input and output and measurement of strain, stress and heat flow Applications Current consumption in Electric Vehicles (EVs) Logging of voltage, current, temperature, resistance, vibration and strain during product development and production Long-term observation of stray currents in metro railway stations Observation of voltage, temperature and temperature distribution in Light Duty, Heavy Duty, construction and agricultural machinery (and data output via CAN) Process observation with heat flow sensors Measurement of temperature and heat flow for quality control, e.g. food processing Thermal Runaway of EV batteries Monitoring and maintenance of industrial equipment Observation of temperature and humidity for environmental and climate studies In detail:The modular LR8450-01 Data Logger is a highly versatile and adaptable solution, built for professionals who require both speed and scalability. This high-speed, multi-channel logger supports up to 120 channels through four plug-in modules, and with the addition of seven wireless modules, the maximum number of channels expands to 330. These wireless modules can be positioned in confined spaces or near the device under test, significantly reducing efforts and enhancing the measurement accuracy. The recorded data is transmitted via wireless LAN to the logger and can be monitored in real-time. The LR8450-01 features a 16-bit analog-to-digital converter (ADC) for enhanced measurement precision, and all modules that can be connected to the LR8450-01 are capable of handling direct voltages up to 100 V, with an isolation to earth of 300 V DC/AC, CAT II. Seven different module types are available for capturing data such as voltage, current, temperature (thermocouples or Pt100/1000), humidity, resistance, strain, pulse, and CAN (FD). HIOKI current sensors enable high-precision AC/DC current logging from 2 A to 6000 A, supporting up to 55 directly connected current sensors. Its 1 ms recording interval is ideal for capturing fast-changing signals, while the 7" TFT display provides clear, real-time data visualization for easy on-site monitoring. With the flexibility to run for hours on battery power, the LR8450-01 ensures continuous logging for both stationery and mobile testing. Data can be stored on SD cards or USB sticks, and retrieval is made easy through its Gigabit-LAN connector. The logger also features a DC input for additional supply power flexibility. If no wireless modules are used, the logger can be controlled wirelessly from a PC, allowing it to be placed in restricted or hard-to-access areas. Whether monitoring electric vehicles or managing complex industrial systems, the LR8450-01 sets the standard for precision and adaptability in data logging.

€2,158.00*
LR8515
LR8515 - Bluetooth Voltage/Temperature Logger
Compact 2-channel data logger, voltage, temperature (thermocouples K, T) logging, Bluetooth, max. 500 000 data points/channel, AC, DC or battery operation Banner Specs: 2 channels (M3 screw type terminal block) Voltage: max. 60 VDC, temperature: thermocouples K, T Bluetooth data transfer Internal memory: Up to 500 000 data points per channel Power supply with AA alkaline batteries, AC adapter, external DC power supply Applications: Long-term logging of voltage and/or temperature in confined spaces where wireless data acquisition and transfer is required In detail:The LR8515 is a compact 2-channel data logger designed to accurately log voltages up to 50 VDC as well as temperatures with thermocouples (types K and T). Due to its compact size it fits easily in hard to reach spaces, enabling seamless external monitoring. Thanks to the Bluetooth® connectivity data can be easily downloaded to tablets or computers. Up to 500,000 data points per channel can be stored in the internal memory, making it ideal for long-term monitoring and analysis. The LR8515 can be powered with an optional AC adapter, AA alkaline batteries or with an external DC power supply.

€518.00*
LR8530
LR8530 - 15-ch wireless logger module for voltage and temperature, 10 ms
15-channel wireless interface module for LR8450-01 Data Logger, update interval 10 ms, for DC voltage and temperature, 16 bits, 100 V direct input, 300 V isolation, AC or battery operation, M3 screw terminal block

€1,358.00*
LR8531
LR8531 - 15-ch wireless logger module for voltage, temperature and resistance, 10 ms
15-channel wireless interface module for LR8450-01 Data Logger, update interval 10 ms, for DC voltage, temperature, humidity and resistance, 16 bits, 100 V direct input, 300 V isolation, AC or battery operation, spring-cage terminal block

€1,618.00*
LR8532
LR8532 - 30-ch wireless logger module for voltage and temperature, 10 ms
30-channel wireless interface module for LR8450-01 Data Logger, update interval 10 ms, for DC voltage and temperature, 16 bits, 100 V direct input, 300 V isolation, AC or battery operation, spring-cage terminal block

€1,948.00*
LR8533
LR8533 - 5-ch wireless logger module for voltage, 1 ms
5-channel wireless interface module for LR8450-01 Data Logger, update interval 1 ms, for DC voltage, 16 bits, 100 V direct input, 300 V isolation, AC or battery operation, M3 screw terminal block

€1,588.00*
LR8534
LR8534 - 5-ch wireless logger module for strain gauges, 1 ms
5-channel wireless interface module for LR8450-01 Data Logger, update interval 1 ms, for strain gauges, 16 bits, 1/2/4-gauge method, AC or battery operation, spring-cage terminal block

€2,718.00*
LR8536
LR8536 - 5-channel wireless logger module for current sensors, 1 ms
5-channel wireless interface and signal conditioning module for the LR8450-01 Data Logger to connect HIOKI Current Sensors with a PL14 connector Banner Specs:5 input channels with individual signal conditioning 1 ms simultaneous update interval Battery-powered wireless operation in tight spaces Operating temperature -20 oC to 55 oC Up to 7 modules can wirelessly connect to one LR8450-01 Data Logger Can be combined with a large variety of current sensors from 2 A to 6000 A USPs: Individual scaling for each current sensor Current logging from 100 µA to 2 kA DC in one device Up to 35 channels current logging with 1ms update interval High-voltage Electric Vehicle (EV) battery current logging and low power circuit current logging possible with a single device Compact size and wireless capability, perfect for use in confined spacesApplications:  Development and analysis tool for improving the fuel efficiency of EV Consumption monitoring of EV high-voltage batteries and low-voltage circuits like power steering, seat heating, interior lighting etc. Optimizing the overall energy consumption of EVs to extend the driving rangeOptimizing the overall energy consumption of electric construction vehicles or electric agricultural vehicles to extend the time between chargingIn detail: The LR8536 Wireless Current Module is the interface between up to 5 clamp-on current sensors and the LR8450-01 Data Logger. Each current sensor input has its own signal conditioning which makes it possible to have individual scaling and simultaneous 1 ms recording. The module is exclusively designed to add current logging functionality to the highly versatile LR8450-01 Data Logger. Up to seven LR8536 modules can be connected wirelessly to a single LR8450-01 Data Logger. The module can be used with the ultra-compact yet high-precision current sensors CT7812 and CT7822 as well as with a variety of other HIOKI current sensor types reaching from 2 A to 6 kA. These can be used in any combination in accordance with the application and test requirements, providing extended usability of the data logger. All temperature-compensated HIOKI current sensors with a PL14 connector are suitable to be used in combination with the new LR8536 wireless current module.

€1,858.00*
M1100
M1100 - AC Power Supply Module for M7103 Power Module
Dedicated AC Power Supply Module for M7103 Power Module, powers up to four M7103 modules, 100 V to 240 V. Banner Specs (= Attributes): For max. 4x M7103 modules 100 V to 240 V, 50/60 Hz In detail:The M1100 is an AC power supply module specifically designed to provide power to up to four M7103 Power Modules. It can be connected to AC voltage from 100 V to 240 V at 50/60 Hz.
M7100
M7100 - Voltage/temperature module for main unit LR8101 or LR8102
Voltage/temperature module for LR8101 and LR8102 Data Logger, 100 VDC channel input, 300 VDC channel to channel isolation, 1500 VDC CATII isolation to earth, 15 channels, max. update interval 5 ms Banner Specs: Maximum channel input voltage: 100 VDC Channel to channel isolation: 300 VDCIsolation to earth: 1500 VDC, CAT II 15 channels per module, up to 10 modules per loggerMax. 5 ms update interval USPs: Measurements of DUTs at high voltages of up to 1500 VDC (isolation to earth) Easy installation without any cables via click-to-connect of modules 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 batteriesVoltage and temperature monitoring in Hardware-In-the-Loop Simulations (HILS) In detail:The M7100 module is specifically designed for the LR810x Data Logger Series (LR8101, LR8102). Each channel input can be configured to measure voltage or temperature (with thermocouples) in accordance with the test requirements. With a maximum channel input voltage of 100 VDC and channel-to-channel isolation of 300 VDC, the module provides robust performance for a variety of measurement scenarios. Additionally, with an isolation to earth of up to 1500 VDC, the module is ideal for applications involving high-voltage environments, especially in battery testing. Up to ten M7100 can be connected to one LR810x Data Logger providing in total up 150 channels per unit. The sampling rate depends on the number of channels, with a maximum recording interval of 5 ms achievable. The click-to-connect module installation eliminates the cabling between modules and provides a clean, time-efficient setup.

€2,058.00*
M7102
M7102 - 30-channel voltage / temperature module for LR810x Data Logger Series
Voltage/temperature module for LR8101 and LR8102 Data Logger, isolation to earth 600 VDC CATII, 30 channels, max. update interval 10 ms, for 19” rack systems Banner Specs: Maximum channel input voltage: 100 VDC Channel to channel isolation: 300 VDC Isolation to earth: 600 VDC, CAT II 15 channels per module, up to 10 modules per logger Max. 5 ms update interval USPs: Easy installation without any cables via click-to-connect of modules Applications: 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 batteriesIn detail:The M7102 module is specifically designed for the LR810x Data Logger Series (LR8101, LR8102). Each channel input can be configured to measure voltage or temperature (with thermocouples) in accordance with the test requirements. With an isolation to earth of up to 600 VDC and 30 channels the module is ideal for applications requiring multi-channel measurement, especially in battery testing. Up to ten M7102 can be connected to one LR810X Data Logger providing in total up 300 channels per unit. The sampling rate depends on the number of channels, with a maximum recording interval of 5 ms achievable. The click-to-connect module installation eliminates the cabling between modules and provides a clean, time-efficient setup.

€1,898.00*
M7103
M7103 - 3-channel power measurement module for LR810x Data Logger Series
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.
MR6000
MR6000 - 32-channel modular memory recorder, 200 MS/s, 1000V, touchscreen
Modular memory recorder, up to 32 channels, max. sampling rate 200 MS/s, max 1000 VDC isolated direct voltage input, up to 256 GB storage with SSD option, intuitive user interface, touchscreen, real-time waveform calculation and real-time saving
MR6000-MAX
MR6000-MAX promotion bundle
Promotion bundle with 20%1) discount, including MR6000-01 Memory Recorder, U8332 SSD Unit and Z5021 Probe Power Unit
MR8880-20
MR8880 - Portable Memory Recorder, 4 Channels
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)

€3,118.00*
U8332
U8332 - SSD Unit for MR6000, 256 GB, factory option
SSD Unit for MR6000, 256 GB, factory option, allows real-time recording at maximum 20 MS/s In detail:256 GB SSD Unit for the MR6000 Memory Recorder, available as a factory-installed option. This unit expands the built-in storage capacity and enables real-time recording directly to the SSD with a maximum sampling speed of 20 MS/s, when used with the MR6000-01 model. The SSD option must be ordered together with the main instrument at the time of purchase. For installation at a later stage, the main instrument must be sent to a HIOKI service center.
U8550
U8550 - 15-ch logger module for voltage and temperature, 10 ms
15-channel plug-in interface module for the LR8450 Data Logger Series, update interval 10 ms, for DC voltage, temperature, and humidity, 16 bits, 100 V direct input, 300 V isolation to earth and between channels Banner Specs:  15 input channels for DC voltage, temperature, and humidity (M3 screw-type terminal block)Supports thermocouples (Type K, J, E, T, N, R, S, B, C) 10 ms update interval A/D resolution: 16 bits Voltage: 9 ranges, ±10 mV to ±100 V; 1-5 V range for 4-20 mA Applications:  Analysis of temperature variations in EV components or engines Measurement of ambient humidity and temperature in labs or storage facilities Monitor voltage fluctuations and heat levels in machinery In detail:The U8550 Voltage/Temperature Module is a 15-channel plug-in module for the LR8450 Data Logger Series. Up to four U8550 modules can be connected to a single LR8450 or LR8450- 01 Data Logger, allowing users to record data from up to 60 channels in a single device. This module supports precise DC voltage measurements with a direct input capacity of up to 100 V. Its 300 V isolation to earth and between channels ensures safe and reliable operation. Additionally, the U8550 can measure temperature using thermocouples and capture humidity, making it versatile for applications requiring comprehensive environmental monitoring. Its compatibility with various thermocouple types allows flexibility for diverse thermal analysis tasks in research, industrial, and environmental settings. Each channel is individually configurable, giving users the freedom to tailor their setups to specific testing requirements. With a fast update interval of 10 ms and 16-bit A/D resolution, the U8550 delivers highprecision data acquisition. The module offers nine measurement ranges, from ±10 mV to ±100 V, ensuring accurate readings across a variety of applications. To measure 4-20 mA signals, a 250 Ω shunt resistor can be used with the 1-5 V range, adding to the module's adaptability.

€678.00*
U8551
U8551 - 15-ch logger module for voltage, temperature and resistance, 10 ms
15-channel plug-in interface module for the LR8450 Data Logger Series, update interval 10 ms, for DC voltage, temperature, humidity and resistance, 16 bits, 100 V direct input, 300 V isolation to earth and between channels, spring-cage terminal block Banner Specs:  15 input channels for DC voltage, temperature, humidity and resistance Supports thermocouples and RTDs 10 ms update interval A/D resolution: 16 bits Voltage: 9 ranges, from ±10 mV to ±100 V and for 4-20 mA signals Applications:  Analysis of temperature variations in EV components or engines Measurement of ambient humidity and temperature in labs or storage facilities Monitor voltage fluctuations and heat levels in machinery Precise temperature monitoring in industrial processes with RTDs (Resistance Temperature Detectors) Evaluation of material properties and component integrityIn detail:The U8551 Universal Module is a 15-channel plug-in module for the LR8450 Data Logger Series. Up to four U8551 modules can be connected to a single LR8450 or LR8450-01 Data Logger, allowing users to record data from up to 60 channels in a single device. This module supports precise DC voltage measurements with a direct input capacity of up to 100 V. Input signals are connected to the module through a spring-cage terminal block, providing a quick and secure, vibration-resistant connection. Its 300 V isolation to earth and between channels ensures safe and reliable operation. Additionally, the U8551 can perform resistance measurements. Four-wire measurements are available in four selectable measurement ranges (10 Ω, 20 Ω, 100 Ω, and 200 Ω) with an accuracy of 0.1%, ensuring high-precision results for various applications. The U8551 can also measure temperature using thermocouples or RTDs (resistance temperature detectors) of the types Pt100, Pt1000, and JPt100. Supported thermocouple types include K, J, E, T, N, R, S, B, and C. The module can also capture humidity, making it ideal for versatile applications from environmental monitoring to the evaluation of material properties. Its compatibility with various thermocouple and RTD types allows flexibility for diverse thermal analysis tasks in research, industrial, and environmental settings. Each channel can be configured individually, giving users the freedom to tailor the setups to their specific testing requirements. With a fast update interval of 10 ms and 16-bit A/D resolution, the U8551 delivers highprecision data acquisition. The module offers nine measurement ranges, from ±10 mV to ±100 V, ensuring accurate readings across a variety of applications. To measure 4-20 mA signals, a 250 Ω shunt resistor can be used with the 1-5 V range, adding to the module's adaptability.

€1,018.00*
U8552
U8552 - 30-ch logger module for voltage and temperature, 10 ms
The U8552 plug-in module for the Memory Logger LR8450 und LR8450-01 is similar to the U8550 but with 30 channels. This unit can measure voltage, temperature, and humidity. Its sampling rate is up to 20 ms, but when 15 or fewer channels are used, it supports 10 ms. Key Features: 30 channels for voltage, temperature (thermocouples), and humidity measurement. Maximum sampling rate of 20 ms (or 10 ms with 15 or fewer channels). Push-button type terminal block for easy connectivity.Ideal for high-channel measurements in larger setups. 

€1,018.00*
U8553
U8553 - 5-ch logger module for voltage, 1 ms
The U8553 plug-in module for the Memory Logger LR8450 und LR8450-01 has 5 channels dedicated to high-speed voltage measurement, with a smallest sampling interval 1 ms. It is ideal for capturing fast voltage changes. Key Features: 5 high-speed channels for voltage measurement. Maximum sampling rate of 1 ms for rapid data acquisition.M3 screw-type terminal block for secure connections. Suited for applications requiring high-speed voltage monitoring.

€1,018.00*

The MR6000 Memory Recorder delivers up to 200 MS/s and 32 channels for detailed waveform analysis. The LR8450 Wireless Data Logger is a versatile all-in-one system for multi-parameter testing, offering wireless expansion for voltage, current, temperature, and strain — ideal for flexible use in the lab or field. The LR8102 supports up to 3,000 temp/voltage channels and up to 120 power/current channels with system synchronization. The MR8880-20 Memory Recorder offers portable waveform capture with isolated inputs and fast sampling.