GDA Oxygen Gas Detection Controller

The GDA 40125 Gas Detection Controller is a standalone gas detector unit with inbuilt
display, sounder, flasher, relays and alarm driver. Available in the full range of GDA
2500 series electrochemical sensors which are temperature compensated and easily
replaceable. The GDA 40125 has 2 user relays which can be programed to operate at
any level within the gas detectors operational range as well as an independent fail
safe fault relay. The unit’s alarm state is indicated by the display and by flashing LEDs
additionally there is an o/p to drive a 24 VDC sounder / flasher (AVR-20) all of which
can be muted from the front panel.
24 VDC operation with optional plug mounted power supply
4-20 mA o/p and optionally Modbus o/p
2 User selectable/ configurable alarm relays (SPCO)
1 Fault relay (SPCO)
External Mutable drive for AVR-20 series sounder / flasher unit.
Australian Factory Certificate of Calibration