Crowcon GM64 Addressable Gas Controller

SKU: gm64

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The GM64 from Crowcon is an addressable gas detection controller designed to display and control alarm event switching for up to 128 channel inputs

Product Description


Crowcon's addressable controllers are modular, so controller can be configured exactly to requirements. Only include what is needed for the application to reduce complexity and cost.


  • LCD display provides simultaneous visibility for all live channel readings and alarm functions in system setup (up to 64 input variables)
  • 4-20ma analog & RS-485 Modbus communications as standard, as well as HART compatible enabled communications.
  • Direct to web page live feed communication for remote viewing and acknowledgement actions
  • Flexible configuration options allow ability to name controller, name zones, set alarm & relay setpoints
  • Ability to group channels into zoned areas


  • Main data screen – Displays all active channel on same screen. Cells indicate alarm status by colour
  • Bar graph screen – Display 16 channels at a time, side scroll bar for clear coloured indicator for focused channel alarm status
  • 24-hour trend screen – Review 24-hour gas monitor trend for single channel at a time
  • 3-minute trend screen – Review most recent 30-minute trend for single channel at a time
  • Zone screen – Display up to 8 active zones on single screen. Individual channel within zone visibility


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