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GDS - Model 100 -Single Point Gas Alarm
A fixed single point alarm unit that meets the requirements for economic and reliable monitoring of gas levels in a wide range of environments from commercial premises through to heavy industrial applications which may require hazardous area sensing. Typical monitor locations are - public buildings, boiler plant rooms, swimming pools, water treatment works, H&V control systems, manufacturing and process plants.
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- Flammable, Oxygen, Refrigerant and Toxic gases
- Wall or panel mount
- Two alarm stages + relays
- Internal or remote sensor
- Compact size
- Low power consumption
- 4-20mA analogue output
- Sealed to IP65 rating
- Extensive fault detection circuitry
- Digital Display
- Measuring Range:
- Combustible Gas - LEL, % Vol, ppm
- Toxic Gas - ppm, % Vol
- Oxygen - % vol - Depletion or Enrichment
- Any 4~20mA input signal
- Indicators:
- 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 L.E.D. on
- Audible Alarm : Low, High and Fault Alarms
- Power Supply : 230/115v AC 50/60 Hz or 24vDC The two voltages may be utilised simultaneously - standby battery
- Power Consumption : 4 watts - full alarm
- Outputs :
- Low, High and Fault alarm relays - SPCO normally de-engerised - energised option
- Low gas alarm relay SPCO normally energised - de-energised option
- latched or unlatched
- Fault relay SPCO normally de-energised - energised option
- All contacts rated 5A - 230v AC
- 4-20mA/1-5v
- Output 24vDC @ 100mA max - auxiliary equipment (non inductive)
- Alarm Settings :
- Digital setting (fully adjustable between zero and full scale)
- Delay to alarm options - 10/30 seconds, 10 minutes
- Sensor Inputs :
- Bridge type 3 wire detector mv (Catalytic)
- 4-20mA (electrochemical/infrared)
- Sensor Cable : 3 core 1.5mm2 screened 1.5km
- Miscellaneous :
- Operating temperature -10 to +50°C
- Storage temperature -10 to 65°C
- Alarm relay inhibit during calibration
- Sounder Inhibit
- System function test switch
- Dimensions L200mm H 120mm D 58mm
- Weight 0.8kg
- Protection IP65
- Field Terminals - screw type 2.5mm
- Cable entry - top, bottom, sides, rear