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GL 840M 20-channel handy-type logger

GL 840M 20-channel handy-type logger

GL 840M is an  Isolated/Universal input, Standalone Multi-Channel, midi logger.

Features 20 isolated analog input channels, expandible to 200 with 4 discrete inputs, and 4 discrete outputs with extremely flexible triggering conditions.
It is  used for measuring, recording signals such as Temperature, Humidity, Acceleration, Carbon Dioxide, Illuminance (UV), Voltage and Current, logic, and pulse signals.

Features:
  • 20 Analog Input Channels
  • Expandable to 200 channels
  • Voltage range: ±20 mV to ±100 V over 12 ranges
  • Sampling rate: 10 ms
  • Display: 7.0″ TFT Colour LCD
  • 4 discrete input channels
  • 4 discrete alarm outputs
  • Internal storage 4GB, removable external storage up to 32GB
  • Power source: (2) AA Batteries, AC, DC
  • Communication Interface: USB or LAN/ Ethernet
  • Power Source: (2) AA Batteries, AC, DC
  • Software: Windows based
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Accessories List

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ACADP-20 AC ADAPTER with AC power cable (CE) for GL series

AC adapter that is supplied as a standard accessory.
Input supply: 100 to 240 VAC, 50/60 Hz

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B-513 Logic/Alarm Cable

The Input/output cable for GL data logger enables 4 channels of
logic/pulse input, external trigger input, and alarm signal output.

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B-530 Humidity sensor (3m)
  • Allowable temperature range: -25 to +80°C
  • Allowable humidity range: 0 to 100% RH
  • Relative humidity measurement accuracy: ±3% RH (5 to 98% RH at 25°C)
  • Method: Capacitance method
  • Response time: 15 sec. (90% response when membrane filter is installed)
  • Cable length 3 m
  • Sensor power source: DC +5 to +16 V
  • Power consumption approx. 4 mA

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B-569 Battery pack
  • Capacity: 7.2V/2900mAh
  • Battery type: Lithium secondary battery
  • When LCD is ON

      • Battery pack x 1 (brightness MAX): approx. 3 hours
      • Battery pack x 2 (brightness MIN): approx. 6 hours

    When LCD is OFF

    • Battery pack x 1: approx. 5 hours
    • Battery pack x 2: approx. 10 hours
    • Charging method Mount in the main unit
      • Time required for charging
        • Battery pack x 1: approx. 5 hours
        • Battery pack x 2: approx. 10 hours
      • The power supply will be switched automatically to the battery in the event of a power failure.
      • The AC adapter is the primary power source.
      • Operation environment Running on battery: 0 to 40°C,
      • Battery being charged: 15 to 35°C

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B-514 DC power cable (2m)

GL 240 can be powered on using DC power: 8.5 to 26.4 VDC range.
DC drive cable is an optional item and is used when operating a logger with DC power.