Graphtec GL860 Isolated Multi-Channel Data Logger

Brand: Graphtec

Evolved, Simple, Portable, Versatile

The Graphtec GL860 is an isolated multi-channel data logger designed for flexibility and ease of use. It offers 4 terminals for expanded connectivity and features new cloud access capabilities.

Key Features:

  • Simple, Portable, Versatile design
  • 4 Terminals for More Flexibility
  • New Features including Cloud Access

New Features

Cloud Access Services:

  • Cloud Server Service: Store data on Graphtec cloud servers.
  • Remote Control Service: Remotely control the GL860 via the internet.
  • Data Storage Service: Store recorded data on a server.
  • *Additional charge for use. *Offered in limited areas only.

Enhanced Functionality:

  • Alarm History Function: Easily search event dates and history.
  • Enhanced CH to CH Calculation: New calculation functions added.
  • Memory Loop Function: Enables recording for longer periods of time.
  • Faster Sampling Interval: Twice as fast as previous models.
  • CH Copy Function: Easy setup by copying amp settings for the target channel.
  • Support Modbus: Communication function with sequencer by Modbus TCP.

Maximum Sampling Interval:

Achieve a maximum sampling interval of 5ms by limiting the number of channels.

Sampling Interval vs. Number of Channels
Sampling Interval 1ch 2ch 4ch 10ch 20ch 50ch 100ch 200ch
5ms ✔️ ✔️ ✔️ ✔️ ✔️
10ms ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
20ms ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
50ms ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
100ms ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️ ✔️
250ms ✔️ ✔️ ✔️ ✔️
0.5s ✔️ ✔️ ✔️
1s ✔️ ✔️

*Settings required.

User Friendly Features

  • 7" Color LCD Display (WVGA: 800 x 480 dots)
  • 8GB Internal Memory, SDHC up to 32GB
  • Wide Voltage Ranges: 20mV to 100 Vdc & 1-5 Vdc full scale
  • Support for Thermocouples (K, J, E, T, R, S, B, N, C) and RTD
  • 4 Pulse or Logic Inputs, 4 Alarm Outputs
  • Sampling Intervals from 10ms to 1H
  • Independent start/stop triggers & external trigger
  • Record data to GBD or CSV file format
  • USB 2.0, Ethernet, and optional Wi-Fi capability
  • Compatible with GL28-APS / GL-Connection SW GUI / G-Remote
  • Independent input type, alarm, trigger, and EU scaling per channel

Long Time Recording Available (Built-in 8GB Memory or SD Card)

*Sampling interval is limited by the number of channels in use.

Long Time Recording Examples (Data Size: 2GB)
Sampling Interval 5ms 10ms 50ms 100ms 200ms 500ms 1s 10s
GBD format 15 days 24 days 47 days 54 days 108 days 270 days 366+ days 366 days
CSV format 1 day 3 days 8 days 11 days 22 days 55 days 111 days 366+ days

Terminal Options

The GL860 supports various input terminals for different measurement needs. Terminals are sold separately.

GL860 Terminal Specifications
Terminal Number of CHs Measuring Voltage Temperature Humidity Max. input voltage Volt Measurement Accuracy Dimensions (approx.) Weight (approx.)
20CH High Accuracy, High Isolation Terminal (B-565) 20ch/per terminal 20mV-100V Thermocouple K, J, E, T, R, S, B, N, C (old: W(WRe5-26)) 0-100% (Optional Humidity Sensor B-530 required) 20mV - 2V Range: 60Vp-p (between input terminal and (+) / (-) terminal), 5V - 100 V range: 110Vp-p (between input terminal and (+) / (-) terminal) ±(0.05% of F.S. + 10μV) 240x166x52.5mm (exclude protrusion) 1035g (without AC adapter & battery)
30ch Screwless Input Terminal (B-563 SL-30) 30ch/per terminal (RTD cannot be connected) RTD (*three-wire system only) Pt100, JPt100, Pt1000 (IEC751) N/A 600Vp-p (between input terminal and input terminal) ±0.1% of F.S. 240x158x52.5mm (exclude protrusion) 1010g (without AC adapter & battery)
20ch Screwless Input Terminal (B-563 SL) 20ch/per terminal 20mV-100V (RTD cannot be connected) N/A 60Vp-p (between input terminal and input terminal) 300Vp-p (between input terminal and GND) ±0.1% of F.S. 240x158x52.5mm (exclude protrusion) 1010g (without AC adapter & battery)
20ch Screw Input Terminal (B-563) 20ch/per terminal 20mV-100V (RTD cannot be connected) N/A 60Vp-p (between input terminal and input terminal) 300Vp-p (between input terminal and GND) ±0.1% of F.S. 240x158x52.5mm (exclude protrusion) 1010g (without AC adapter & battery)

*When using B-565 with other terminals, the lower withstand voltage will be applied.

*Weight and Dimensions Values include GL860.

GL860 Main Unit Specifications

Main Unit Specifications
Item Description
Number of analog inputs Maximum 200ch available for 1 terminal (20ch/30ch) or extension unit.
External input Number of channels (*1) Trigger of Sampling (1 channel), or External Sample Inputs 1ch
Pulse input Logic / Pulse (4 channel). Revolutions mode, Counts mode, Inst. mode. Maximum input frequency: 50kHz. Maximum number of count: 50kC/sampling.
External output (*1) Alarm output: 4ch
Sampling interval 5ms-1h (5ms-50ms: voltage only, limited number of CH), external signal.
Scaling function 4 points can be set for each channel. The temperature range scaling function is available.
A/D converter ΔΣ type, 16Bit (effective resolution: 1/40,000 of ± range).
PC I/F Ethernet (10BASE-T/100BASE-TX), USB 2.0 (Hi-SPEED), Wireless LAN (Option).
Storage media (*2) Built-in memory: approx. 8GB, SD card slot: 1.
Data format GBD, CSV.
Recording mode Default, Ring, Relay.
Other functions Calculation function, Trigger, Alarm function, Data backup function (*3).
Display 7-inch TFT color LCD (WVGA: 800 x 480 dots).
Operating environment (including terminals) 0-45°C, 5-85% RH. (0 to 40°C when operated in batteries / 15 to 35°C when a battery is charging).
Power supply AC adapter AC100-240V / 50-60Hz.
DC input DC8.5-24V (Option: B-514 is required).
Battery pack DC7.2V (2875 mAh) 2 packs can be mounted (Optional item).
Power consumption 38VA or lower (when using the AC adapter, LCD ON, recharging battery, AC100V).
Dimensions [WxDxH] (approx.) (*Refer to terminal specifications).
Weight (approx.) (*Refer to terminal specifications).
Vibration resistance Equivalent to Automobile parts Type 1 Class A.

*1: Input/Output cable for GL (option B-513) is required.

*2: Recorded in 2GB per file, SD cards available, Supported SDHC, up to approx. 32GB memory.

*3: If the ring setting and external sampling function is ON, the backup function is not available.

Options and Accessories

Available Options
Item Model Description
GL Wireless LAN Unit B-568 Standard: IEEE802.11 b/g/n. Approx. Communication Distance: 40m.
20CH High Accuracy, High Isolation Terminal B-565 Analog input terminal.
30CH Screwless Input Terminal B-563 SL-30 Analog input terminal.
20CH Screw Input Terminal B-563 Analog input terminal.
20CH Screwless Input Terminal B-563SL Analog input terminal.
Base unit for input terminal B-566 Used for channel expansion.
Shunt resistor 250 Ω B-551-1 ±250 Ω (0.1%), Rated power of 1 W.
Connection cable for extension terminal (50cm) B-567-05 Expansion cable (50cm).
Connection cable for extension terminal (2m) B-567-20 Expansion cable (2m).
Battery Pack B-573 1 pack: 7.2V (2875 mAh). 2 packs can be mounted.
Input/Output cable for GL series B-513 Input-Output cable for pulse-logic-alarm, 2m.
DC drive cable B-514 External DC cable, 8.5-24vdc, 2m.
Humidity sensor (*4) B-530 3 m long (with power plug). Operating temperature range: -25°C to +80°C.
Type K TC adapter TC-K-5 Type K mini-connector-spade lugs, 12", 5 pk.
Type T TC adapter TC-T-5 Type T mini-connector-spade lugs, 12", 5 pk.

Software and Cloud Services

PC Software

  • GL-Connection: Integrated application software for the GL series.
  • GL28-APS: Application software to connect GL series and PC. Allows for main unit settings, data recording, storage, and playback.

G-REMOTE Cloud Service

(*Additional charge for use)

Cloud Service Details
Item Description
Supported OS (*5) Windows 11/10. (OS no longer supported by manufacturer are not supported by Graphtec).
Supported WEB browser Google Chrome (recommended), Microsoft Edge, Firefox (*Internet browser supporting HTML5).
Service content
  • Remote control service: Easy remote control and confirmation of measurement data from G-REMOTE on a browser via an Internet connection.
  • Data save service: Storing data on Graphtec cloud servers via Internet connection.

*For more information about product, please check the web site.

Calibration and Support

Calibration (Production Data)

Calibration Services
Item Code Description
NIST calibration with cert. NIST-CAL NIST calibration with certificate.
NIST calibration with cert & data NIST-CAL-DATA NIST calibration with certificate and data.
ISO-17025 calibration for GL860 ISO-17025-860 ISO-17025 calibration for GL860.

*Documents ordered at the time of product purchase are data at the time of manufacture.

*Please visit calibration services section of our website for details.

Important Notes:

  • Due to the possibility of equipment or PC failure, the data files on the instrument will not be guaranteed to be held on the memory. Please make a backup of data whenever possible to avoid data loss.
  • Brand names and product names listed are trademarks or registered trademarks of their respective owners.
  • Items mentioned are subject to change without notice. For more information about product, please check the web site or contact your local representative.
  • For using equipment correctly and safely: Before using it, please read the user manual and then please use it properly in accordance with the description. To avoid malfunction or an electric shock by current leakage or voltage, please ensure a ground connection and use according to specifications.

CE Mark

Model Number: GL860_KE11005_1D

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GL860-Data-Sheet Adobe Illustrator 29.0 (Macintosh) Adobe PDF library 17.00

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