The GDS 100 Single Channel Controller

The GDS 100 is a fixed single gas detection controller meeting the requirements for economic and reliable monitoring of gas levels, monitoring in any type of environment from commercial premises through to heavy industrial and hazardous area applications.

The GDS 100 has been designed with features that will provide an effective response to the detection and control of gas hazards in a wide range of industrial enviroments from boiler plant rooms, swimming pools, water treatment works, HVAC control systems, manufacturing and process plants.


  • Combustible Gas - LEL, % Vol, ppm
  • Toxic Gas - ppm, % Vol
  • Oxygen - % vol - Depletion or Enrichment
  • Any 4~20mA input signal
  • Digital Display 3 1/2 Digit
  • Power - Green L.E.D.
  • Switch on delay power indicator flashing - 45 secs
  • Alarms Lo-Hi Red L.E.Ds
  • Fault Amber L.E.D.
  • System Test - Alarm L.E.D.s flashing
  • Alarm relay inhibit - Fault LED
  • Audible Alarm
  • Low, High and Fault Alarms
  • Power Supply 230/115v AC 50/60 Hz or 24VDC