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Crowcon Gasflag Ammonia, 0-50ppm
Item #:
123-NH3
Brand:
Crowcon
Share this product:
123-NH3 Gasflag Ammonia, 0-50ppm by Crowcon
Gasflag is a control system for monitoring any 4-20mA flammable, toxic or oxygen gas detector. Gasflag is ideally suited to light industrial or commercial applications such as LPG monitoring on garage forecourts, chlorine detection in swimming pool dosing rooms, or methane detection in boiler rooms.
Gasflag features a loud sounder, bright LED indicators and relays for switching external devices such as audible visual alarms or valves.
Easy and safe to use - Bright alarm annunciator
- Loud internal audible alarm
- Clear sytem intergrity indication
Fully Flexible
- Accepts industry standard 4-20mA inputs
- Multiple units can be daisy chained
- Variable alarm configurations
No hidden costs
- Integral alarm outputs
- Simple installation
- Minimum maintenance
- One button operation
| Dimensions | 210 h x 145 w x 46 d mm (8.25 x 5.75 x 1.75 inches) |
| Weight | <500 g (1.1 lb) |
| Colour | RAL7035 |
| Enclosure material | ABS |
| Sensor connection | Two or three wire connection to sensor via screened cable |
| Operating voltage | 13-28 V dc |
| Input type | 4-20 mA sink or source (selectable) |
| Panel indication | Power Healthy Green LED System fault Amber LED Alarm 1 & Alarm 2 Red LEDs |
| Fault current | <3 mA and >23.5 mA (overrange fault) |
| Operating temperature | -20oC to +70oC (-4oF to 158oF) |
| Humidity | 0-99% RH, non-condensing |
| Trip point hysteresis | Alarm hysteresis set at approximately 0.5 mA Fault hysteresis set at approximately 0.2 mA |
| Response time (typical) | Time to alarm <1 second |
| Connections | Terminals accept cables of cross sectional area 0.5 to 2.5 mm2 |
| Relay outputs | Single pole change-over for use with dc signals The relay contacts are rated 1A at 30 V dc |
| Standards | EN50270 - Gas detection EMC standard |
| Ingress protection | IP20 |
