HIOKI Data Acquisition Solutions from Development to Production

Reliable test results start with reliable data.

From component characterization to production testing and validation, HIOKI Data Loggers and Memory Recorders deliver accurate, time-synchronous acquisition of electrical and physical signals such as voltage, current, temperature, strain, vibration, and CAN. Whether you are validating a prototype, optimizing system performance, or verifying product quality, the right DAQ solution for each stage of testing helps you achieve reliable results.

Choose your DAQ instrument:

Data Loggers for continuous, multi-channel measurement and long-term testing.
High-speed Memory Recorders – oscilloscope-like DAQ devices – for capturing and analyzing fast or transient signals.

Data logger or memory recorder? Identify your DAQ needs

7 Products

LR8101

HIOKI 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

€2,168.00

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LR8102

HIOKI LR8102 - Modular multi-channel Data Logger for system integration, optical sync, UDP, CAN

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

LR8450

HIOKI 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.

€1,908.00

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LR8450-01

HIOKI LR8450-01 - Wireless modular multi-channel Data Logger

WLAN-enabled multi-channel data logger with up to 4 plug-in and 7 WLAN modules (maximum 330 channels), 1 ms sampling interval, 100 VDC, 8 inputs for pulse/logic/rotational speed, 7″ TFT display, Gigabit LAN, USB/SD, optional battery operation.

€2,268.00

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MR6000

HIOKI MR6000 - Modular 32-channel memory recorder, 200 MS/s, 1000 V direct input, touchscreen

Modular memory recorder, up to 32 channels, max. sampling rate 200 MS/s, max 1000 VDC isolated direct voltage input, up to 1 TB storage with SSD option, intuitive user interface, touchscreen, real-time waveform calculation and real-time saving

MR8875

HIOKI MR8875 - Portable, modular memory recorder, 500 kS/s, 16 isolated ch., 1000 V direct input, touchscreen

Portable, modular Memory Recorder with up to 16 isolated or 60 multiplexed analogue channels, 8 logic and 2 pulse channels, 500 kS/s sampling rate, direct input up to 1000 V DC, touchscreen, AC/DC power supply or battery operation

€4,998.00

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MR8740T - 108-Channel Modular Memory Recorder with Integrated PC and Real-Time Recording

MR8740-50

MR8740T - 108-Channel Modular Memory Recorder with Integrated PC and Real-Time Recording

108-channel modular Memory Recorder with 27 configurable module slots, integrated Windows PC, simultaneous sampling up to 20 MS/s, real-time recording to a built-in 480 GB SSD or external PC via LAN, and direct voltage inputs up to 1000 V DC / 700 V AC

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Understanding Your DAQ Tasks: Data Loggers or Recorders ?

Selecting the right instrument starts with understanding the signals and data volume you need to capture. Once your requirements are clear, choosing the right DAQ tool with the features you need becomes straightforward, whether for product development, process optimization, end-of-line testing, or field troubleshooting. HIOKI’s two complementary DAQ product families provide a clear starting point.

	Data Loggers	Memory Recorders
Best for	long-term logging, slow-changing signals	high-speed, synchronous measurement
Max. sampling rate	1 ms	200 MS/s
Max. number of channels	3000	108
Recording duration	Long-term (days, months)	Short to mid-term (minutes, hours)
Isolation	100 VDC, Multiplexed*	1000 VDC, 700 VAC Fully isolated

* Except M7103 Power Module for LR810x Data Logger Series

Data Loggers for Reliable Long-Term Monitoring

HIOKI offers two distinct Data Logger platforms to meet different setup requirements: a portable, flexible DAQ system and a centralized rack-mounted solution. The LR8450 Data Logger Series is a versatile portable all-rounder, while the LR810x Data Logger Series optimized for high-channel-count applications can be used as a benchtop device or integrated in a standard 19" rack.

Key features:

Record for days, months or years
Up to 3000 channels
Compact & portable
Quick & easy setup
Up to 1 ms update interval
Flexible power supply

DATA LOGGERS portable data loggers benchtop data loggers Memory recorders

Tailored Data Acquisition for Complex Tasks

Two portable, modular data logger options are available with the LR8450 series: you can choose between the plug-in LR8450 Data Logger or the advanced wireless solution with LR8450-01 for maximum scalability and flexibility in your measurement setup. Both allow combining a large number of different measurement parameters.

Watt

Voltage

Current

Temperature

Heatflow

Process signal

	LR8450 Data Logger	LR8450-01 Wireless Data Logger
Max. number of channels	120	330
Max. number of modules	4 (plug-in)	11 (4 plug-in and 7 wireless)
Max. update interval	1 ms
Max. voltage input	100 VDC
Interface	USB, LAN	USB, LAN, wireless LAN
Power supply	AC adapter, DC cable, battery

LR8450

HIOKI 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.

€1,908.00

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LR8450-01

HIOKI LR8450-01 - Wireless modular multi-channel Data Logger

WLAN-enabled multi-channel data logger with up to 4 plug-in and 7 WLAN modules (maximum 330 channels), 1 ms sampling interval, 100 VDC, 8 inputs for pulse/logic/rotational speed, 7″ TFT display, Gigabit LAN, USB/SD, optional battery operation.

€2,268.00

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8 Module Types for Flexible Measurement Configurations

The LR8450 Series offers maximum flexibility in both your measurement setup and choice of signals. Whether you want to measure voltage, temperature, humidity, resistance, heat flow, pulse, or CAN signals, there is always a suitable module available for your application. Select from 8 different module types, each available as both plug-in and wireless versions.

Discover the LR8450 Modules

DATA LOGGERS portable data loggers benchtop data loggers Memory recorders

Centralized & Scalable DAQ for Voltage, Temperature and Power Measurements

Designed for demanding, high-channel-count applications, the LR810x series is a modular benchtop or 19-inch rack-mounted DAQ system for synchronized measurements. Depending on the configured measurement modules, the system supports safe voltage and temperature measurements, making it ideal for high-voltage battery testing up to 1500 VDC and large-scale cell voltage and temperature monitoring. In addition, the LR810x also enables multi-channel power measurements with an accuracy up to 0.07% for applications such as PV inverter production testing, multi-MPPT efficiency evaluation, and electric drive validation.

By combining voltage, temperature, and power measurements within a single synchronized platform, the LR810x provides a complete view of electrical and thermal system performance. The modular architecture can be expanded on site at any time, allowing the system to grow with changing test requirements and increasing channel counts.

	LR8101 Data Logger	LR8102 Data Logger
Max. number of channels	300 voltage/temperature 12 power	3000 voltage/temperature 120 power
Max. number of modules	10 Voltage/Temp Modules or 4 Power Modules (per device)	10 Voltage/Temp Modules or 4 Power Modules (per device)
Synchronisation	NA	Max. 10 devices
Max. update interval	1 ms
Max. voltage input	2000 VDC, 1500 VAC
Communication / Data transfer	LAN (FTP)	LAN (UDP), CAN FD output

LR8101

HIOKI 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

€2,168.00

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LR8102

HIOKI LR8102 - Modular multi-channel Data Logger for system integration, optical sync, UDP, CAN

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

3 Module Types for Flexible Measurement Configurations

Configure the LR810x series to your application with modular input units for voltage, temperature, and power measurement. Easily combine different module types in one system to create a scalable DAQ solution for battery testing, system validation, and automated production testing.

Data Loggers MEMORY RECORDERS PORTable memory recorders BENCHTOP memory recorders

Memory Recorders for Dynamic Signal Analysis

HIOKI Memory Recorders combine oscilloscope-like performance with modular flexibility for demanding R&D and production applications. From the portable and versatile MR8875 to the high-speed MR6000 and the high-channel-count MR8740T, the portfolio covers applications ranging from transient analysis and power electronics testing to large-scale, synchronized measurement systems for product validation..

Key features

Upgrade interval up to 200 MS/s
Up to 1000 VDC
Time-synchronous measurement
Bandwidth up to 30 MHz
Signal generation
Up to 24-bit resolution

Data loggers MEMORY RECORDERS PORTable memory recorders Benchtop memory recorders

Portable High-Speed Memory Recorder for Mixed-Signal Testing

The HIOKI MR8875 is a modular Memory Recorder for synchronized acquisition of electrical and physical signals in R&D and validation applications. With up to 16 isolated or 60 multiplexed analog channels, 500 kS/s sampling, and 1000 V direct input, it captures voltage, current, temperature, strain, CAN, and other signals in a single system. Its flexible module concept and portable design allow measurement at your DUT, making it ideal for vehicle development, EV battery and inverter testing, power electronics, industrial equipment evaluation, and long-term endurance testing.

	MR8875 Memory Recorder at a Glance
Measurement items	DC/AC voltage, current, temperature (thermocouples), strain, CAN signals
Number of slots / Max. channels	4 / 16 isolated or 60 multiplexed
Max. sampling speed	500 kS/s
Bandwidth	DC to 100 kHz
Max. resolution	16 bits
Max. voltage input	1000 VDC / 700 VAC with MR8905
Memory storage	32 MWords (internal), SD card, USB, PC
Power supply	AC adapter, DC cable, battery pack

MR8875

HIOKI MR8875 - Portable, modular memory recorder, 500 kS/s, 16 isolated ch., 1000 V direct input, touchscreen

Portable, modular Memory Recorder with up to 16 isolated or 60 multiplexed analogue channels, 8 logic and 2 pulse channels, 500 kS/s sampling rate, direct input up to 1000 V DC, touchscreen, AC/DC power supply or battery operation

€4,998.00

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Choose from a range of plug-in modules to configure the MR8875 for your measurement task. Whether testing EV batteries, inverters, industrial equipment, or sensors, the modular design enables synchronized acquisition of multiple signal types in a single recorder.

MR8901

HIOKI MR8901 - 4-channel voltage module for MR8875, 500 kS/s,150 VDC

The MR8901 Analog Unit is a 4-channel voltage input module for the memory recorder MR8875. It enables voltage measurement with simultaneous sampling across all channels. The module provides four isolated BNC input connectors with an input resistance of 1 MΩ and an input capacitance of 10 pF. It supports measurement ranges from 5 mV to 10 V/div with 11 selectable ranges. Simultaneous sampling at up to 500 kS/s across all channels allows acquisition of transient and dynamic signals. The frequency characteristics extend from DC to 100 kHz (–3 dB). The maximum allowable input voltage is 150 V DC, and the maximum rated voltage to earth is 100 V AC/DC.Typical applications include transient analysis, switching waveform recording, dynamic signal measurement, and multi-channel signal acquisition in laboratory and industrial environments. Technical specificationsNumber of channels: 4 (voltage measurement) Input connectors: Isolated BNC, 1 MΩ, 10 pFMeasurement range: 5 mV to 10 V/div (11 ranges) Sampling rate: 500 kS/s (simultaneous across all channels) Frequency characteristics: DC to 100 kHz (–3 dB)Maximum input voltage: 150 V DCMaximum rated voltage to earth: 100 V AC/DCLow-pass filter: 5 / 50 / 500 Hz, 5 kHz, OFF Input coupling: DC, GND Accuracy: ±0.5 % of full scale

€1,558.00

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MR8902

HIOKI MR8902 - 15-channel voltage/temp. module for MR8875, 10 ms

The MR8902 Voltage/Temp Unit is a 15-channel voltage and thermocouple input module for the MR8875 memory recorder, designed for stable multi-point DC voltage and temperature acquisition in demanding industrial environments.Each of the 15 channels can be individually configured for voltage or thermocouple measurement. With 16-bit A/D conversion and ranges from 500 µV/div up to 5 V/div, the module enables precise low-level signal acquisition across a wide measurement span. Simultaneous channel scanning supports synchronized multi-point monitoring at update rates down to 10 ms. The unit supports thermocouple types K, J, E, T, N, R, S, B and W, with selectable internal or external reference junction compensation. Internal compensation accuracy is ±0.5°C (added to measurement accuracy). Thermocouple broken-wire detection is integrated and switchable. High noise immunity supports reliable operation in electrically demanding environments, with a normal mode rejection ratio of ≥50 dB and a common mode rejection ratio up to 140 dB (with digital filter). Selectable 50 Hz or 60 Hz digital filtering enhances measurement stability under industrial mains conditions. Typical applications include multi-channel temperature profiling, environmental and thermal validation testing, industrial DC signal monitoring, and long-term trend recording in laboratory and field environments. Technical specificationsChannels: 15 (voltage / thermocouple) Measurement: Voltage, temperature (thermocouple); types K, J, E, T, N, R, S, B, WRe5-26Range / resolution: 500 µV to 5 V/div, 16-bit A/DInput: Push terminal, 1 MΩUpdate rate: 10 ms, 20 ms, 500 ms, 2 s Filter: Digital filter 50 Hz, 60 Hz, OFF Accuracy: ±0.1 % f.s. Voltage limits: 100 V DC input, 100 V AC/DC to earth

€1,738.00

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MR8903

HIOKI MR8903 - 4-channel strain module for MR8875, 200 kS/s

The MR8903 Strain Unit is a 4-channel strain and low-voltage input module for the memory recorder MR8875. It enables strain and voltage measurement with configurable inputs for each channel.Each channel can be configured for strain gauge or low-level voltage measurement. The module uses 16-bit A/D conversion and supports simultaneous sampling across all channels at up to 200 kS/s. The frequency characteristics extend from DC to 20 kHz. The strain measurement function supports bridge sensors from 120 Ω to 1 kΩ with a bridge excitation voltage of 2 V. Measurement ranges span from 20 µε/div to 1000 µε/div. Selectable low-pass filters (5 Hz, 10 Hz, 100 Hz, 1 kHz, OFF) are available. The maximum allowable voltage between input terminals and earth is 30 V AC rms or 60 V DC. The maximum bridge input voltage is 10 V DC. Typical applications include strain measurement, vibration analysis, and multi-channel data acquisition in laboratory and industrial environments. Technical specificationsChannels: 4 (strain/voltage selectable per channel, auto-balance ±10000 με) Input: ≥1 MΩ, bridge 120 Ω to 1 kΩ, excitation 2 V ±0.05 VMeasurement ranges: 20–1000 με/div (strain), 50–1000 μV/div (voltage) Accuracy: ±0.5 % f.s. (range-dependent, incl. offset) Sampling / resolution: 200 kS/s simultaneous, 16-bit (1/1250)Frequency characteristics: DC to 20 kHz (+1/−3 dB)Low-pass filter: 5, 10, 100 Hz, 1 kHz, OFF Maximum voltage: 10 V DC input, 30 V AC rms / 60 V DC to earth

€3,568.00

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MR8904

HIOKI MR8904 - 2-port CAN module for MR8875

The MR8904 CAN Unit is a 2-port CAN interface module for the memory recorder MR8875. It enables acquisition and output of CAN communication signals. The module supports CAN communication according to ISO 11898 and SAE J2411 standards. Each port can be configured for high-speed CAN, low-speed CAN, or single-wire CAN. CAN messages can be received and transmitted, and acknowledgment settings can be configured. Received CAN signals can be converted into analog or logic channels for recording. Up to 15 analog channels (16-bit equivalent) and 16 logic channels can be output. Signal mapping depends on bit length.The module provides ID-trigger functionality and outputs a pulse signal when a specified CAN ID is received. Response time is within 200 μs after message reception.Typical applications include CAN bus monitoring, signal analysis, and synchronized recording of communication data in laboratory and industrial environments. Technical specifications CAN ports: 2 (D-sub, 9-pin)Standards: ISO 11898 (CAN 2.0b), ISO 11898-1/-2/-3, SAE J2411 Interface: High-speed CAN, low-speed CAN, single-wire CAN (per port selectable)Baud rate: 50 kbps to 1 Mbps (high-speed), 10 kbps to 125 kbps (low-speed), 10 kbps to 83.3 kbps (single-wire) Signal output: up to 15 analog channels (16-bit equivalent), 16 logic channels Signal mapping: 1 to 32-bit signals (channel allocation depending on bit width)ID trigger: pulse output on logic channelResponse time: ≤200 μsTerminator: 120 Ω ±10 %, switchableACK control: ON/OFF

€2,388.00

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MR8905

HIOKI MR8905 - 2-channel voltage module for MR8875, 500 kS/s, 1000 VDC

The MR8905 Analog Unit is a 2-channel voltage input module for the memory recorder MR8875. It enables voltage measurement of instantaneous values and AC RMS values. Each channel supports measurement ranges from 500 mV to 50 V/div. The module uses 16-bit A/D conversion and supports simultaneous sampling across both channels at up to 500 kS/s. The frequency characteristics extend from DC to 100 kHz (–3 dB).The module supports RMS measurement with defined accuracy and response time. Input coupling modes DC, AC-RMS, and GND are selectable. The maximum allowable input voltage is 1000 V DC or 700 V AC. The maximum rated voltage to earth is CAT II 1000 V AC/DC and CAT III 600 V AC/DC. Typical applications include voltage measurement, RMS evaluation, and waveform analysis in laboratory and industrial environments. Technical specifications Channels: 2 (voltage, instantaneous / AC RMS selectable) Input: banana connector, 4 MΩ, <1 pFMeasurement range: 500 mV to 50 V/divAccuracy: ±0.5 % f.s. (instantaneous), ±1.5 % / ±3 % f.s. (RMS, frequency-dependent) Sampling / resolution: 500 kS/s simultaneous, 16-bit (1/1250) Frequency characteristics: DC to 100 kHz (–3 dB) Low-pass filter: 5, 50, 500 Hz, 5 kHz, OFF Input coupling: DC, AC-RMS, GNDMaximum input: 1000 V DC, 700 V AC Maximum rated voltage to earth: CAT II 1000 V AC/DC, CAT III 600 V AC/DC

€1,558.00

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Data loggers MEMORY RECORDERS PORTable memory recorders Benchtop memory recorders

High-Speed Memory Recorders for Advanced Transient Analysis

HIOKI benchtop Memory Recorders are designed for high-speed acquisition of electrical and physical signals in demanding R&D and validation applications. The MR6000 delivers maximum performance with sampling rates up to 200 MS/s and advanced onboard analysis functions for detailed transient analysis, while the MR8740T is optimized for high-channel-count measurements and offers the flexibility of benchtop operation or 19" rack integration.

	MR6000 Memory Recorder	MR8740T Memory Recorder
Measurement items	DC/AC voltage, current, strain, vibration, load, pressure, acceleration, torque, displacement, rotation speed, power frequency, count, pulse duty ratio, pulse width, logic, temperature	DC/AC voltage, current, strain, vibration, load, pressure, acceleration, torque, displacement, rotation speed, power frequency, count, pulse duty ratio, pulse width, logic, temperature (thermocouples)
Measurement output	DC, sine wave, square wave, pulse wave, triangular wave, ramp wave, pattern, pulse, logic, open collector	DC, sine wave, square wave, pulse wave, triangular wave, ramp wave, pattern, pulse, logic, open collector, DC voltage, DC current, resistance, AC voltage
Max. number of channels	32	108
Max. sampling speed	200 MS/s	20 MS/s
Bandwidth	DC to 30 MHz	DC to 5 MHz
Max. resolution	24 bits	24 bits
Max. voltage input	1000 VDC / 700 VAC	1000 VDC / 700 VAC
Memory storage	512 MWords (internal) 1 TB SSD, SD card, USB, PC	1 GWords (internal) 480 GB SSD, SD card, USB, PC
Further functions	real-time saving, dual sampling, real-time waveform calculation	real-time saving
Modules	MR6000 modules	MR8740T modules

MR6000

HIOKI MR6000 - Modular 32-channel memory recorder, 200 MS/s, 1000 V direct input, touchscreen

Modular memory recorder, up to 32 channels, max. sampling rate 200 MS/s, max 1000 VDC isolated direct voltage input, up to 1 TB storage with SSD option, intuitive user interface, touchscreen, real-time waveform calculation and real-time saving

MR8740-50

MR8740T - 108-Channel Modular Memory Recorder with Integrated PC and Real-Time Recording

108-channel modular Memory Recorder with 27 configurable module slots, integrated Windows PC, simultaneous sampling up to 20 MS/s, real-time recording to a built-in 480 GB SSD or external PC via LAN, and direct voltage inputs up to 1000 V DC / 700 V AC

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Drive Better Test Results with Precision Data Acquisition

No matter where you are in the product lifecycle, HIOKI provides the right data acquisition solution for your measurement task. From component development to production testing and troubleshooting, reliable measurement data enables better analysis, faster decisions, and higher product quality.

Do you want to know more? Contact us