Discontinued Product

This is a flush wall mounted (Clipsal GPO) single channel control unit. It interfaces to all the GDA a series of 4-20mA sensors. There are 3 relay o/p’s, Alarm 1, 2, and fault. These relays are SPCO. The backlit LCD display indicates current gas concentration and alarm status. There is an internal sounder which can be muted from the front panel. The unit requires 24v dc.

Designed, manufactured and supported locally in Australia.

Note: This product has been replaced by the GDA 4020

  • FLUSH WALL MOUNTED, non obtrusive control unit
  • 2 user set alarms levels
  • Latched or non latch operation
  • Validation time for both alarms
  • Displays real time gas level
  • Displays any alarms
  • Internal buzzer
  • Fault Relay, Alarm 1 relay, Alarm 2 relay
  • Single button to mute or reset the alarm
  • Field programmable

Made in Australia and Supported in Australia

Related Products

Flush Mount Gas Sensors

Mounted in wall hole, Non obtrusive, recommended for office rooms, class rooms, laboratories etc. Are designed to fit into a Clipsal double gang GPO wall mount.

Designed, Manufactured and Supported in Australia.

Specification NameSpecification Value
Power Requirements24-32 VDC
Output TypesSPCO relays rated 1 A 240 VAC non inductive, 2 alarm, 1 fault
Output SpecificationsLCD display (Backlit); Inbuilt sounder 75db
Power Consumption2 W (sensor load additional)
Connectionpush on terminals
WiringOne sensor: 2 wire (loop powered) or 3 wire 4-20mA
Operating Temperature-10 - 40°C
Operating Humidity5% to 95% RH peak non condensing
Dimensions116 x 76 x 20 mm (W x H x D) in wall depth 25 mm
Enclosure MaterialABS Plastic
Enclosure RatingIP40 (When Installed)
Cable EntryTo rear of unit ( void space )
Warranty24 months from date of dispatch
Product Product
4011-001 1 channel control unit flush mounted 24VDC


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REP 2016 : Repeater Panel

The GDA Dual Channel Repeater Panel allows for simple replication of the alarm and system status of all GDA gas detection controllers by visual and auditory indicators.

Designed, manufactured and supported locally in Australia.

MS001 : Flush Mount Mute Switch

The MS001 uses one of the alarm relays from a GDA gas detection controller to drive the AVR-20R/YM sounder & flasher. The sounder- flasher can be muted by incorporating the MS001 into the output switched 24 VDC from the control panel.

Designed, manufactured and supported locally in Australia.

AVR 20 : Alarm Flasher and Sounder

This sounder/flashers operates at 24VDC. The sounder can be permanently disabled so that unit acts as a flasher only. These units are designed for internal use. These are available in Red or Amber.