FLP/G/A FlamGard-Plus Flammable Gas Detector and Transmitter, Analogue - with Display, No Relay, 0-100% LEL with VQ41 Pellistor - Ammonia (0-25%, 0-100% LEL) or Jet Fuel by Crowcon
Flamgard Plus is a Flameproof (Ex d), ATEX and UL certified flammable gas detector, which uses poison-resistant pellistors to detect explosive levels of hydrocarbons, hydrogen and other flammable gases and vapours, including aviation fuel and leaded petrol vapours.
Flexible output options
- 4-20mA current sink or source
- 2 or 3 wire formats
- Optional relays for alarm and fault
- Works with a wide selection of control panels
- Can be used for switching local alarms
Non-intrusive calibration
- Calibration can be performed locally without the need for hot work permits
- Local display and buttons enable calibration without opening the junction box
- Minimises operational down-time
Wide range of sensors
- Choice of catalytic beads for a wide selection of flammable gases and vapours
- Extensive range of electrochemical sensors for toxic gases and oxygen
- Gas detector tailored to your requirements
Low cost of ownership
- Non-intrusive one man calibration
- Long life sensors
- Simple parts replacement
- Easy to operate and maintain
- Keeps interuption to on-site activity to a minimum
Rugged and reliable
- TXgard Plus and Flamgard Plus are constructed using marine grade aluminium with a stainless steel sensor housing
- TXgard-IS+ is made from tough carbon loaded nylon
- Ingress protection to IP65 as standard
- Proven track record for operation in the harshest environments
| Size | 200 x 115 x 115mm (7.9 x 6.1 x 6.1ins) |
| Weight | 2.2kg (4.9lbs) |
| Enclosure material | Junction box: Marine grade alloy Sensor housing: 316 stainless steel |
| Ingress Protection | IP65 |
| Cable entries | 2 x M20 or 1/2" NPT |
| Power | 10-30Vdc, 210mA max (relay version) 160mA max (non relay) |
| Operating temperatures | -10°C to +55°C (14°F to 131°F) |
| Humidity | 0-99% RH non-condensing |
| Relays (optional) | SPNO or SPNC contacts rated 30Vdc 1A (non-inductive load) for Alarm 1, Alarm 2, Fault |
| Display | 3-digit LCD back-lit display, LED status indicator |
| Calibration method | Via magnetically operated buttons |
| Electrical output | 3 wire 4-20mA, sink or source |
| Terminals | Suitable for up to 1.5mm2 cable |
| Sensor type | Catalytic bead |
| Repeatability | +/- 2% FSD typically |
| Zero drift | +/-2% FSD, 6 months typically |
| Response time | T90 <15 seconds typically |
| Hazardous area zones | Zone 1 or 2 |
| Approvals | Ex II 2 G Exd IIC T6 Gb UL Class I Zone 1 |
| EMC compliance | EN50270, FCC, ICES-003 |
| Gas Type | LEL (% vol.) |
Range Available |
| Acetylene (C2H2)* | 2.3 |
0-100% LEL |
| Ammonia (NH3) | 15 |
0-100% LEL |
| Butane (C4H10) | 1.4 |
0-100% LEL |
| Ethanol (C2H5OH) | 3.1 |
0-100% LEL |
| Ethane (C2H6) | 2.4 |
0-100% LEL |
| Ethylene (C2H4) | 2.3 |
0-100% LEL |
| Hexane (C6H14) | 1.0 |
0-100% LEL |
| Hydrogen (H2) | 4 |
0-100% LEL |
| LPG | 2 |
0-100% LEL |
| Methane (CH4) | 4.4 |
0-100% LEL |
| Methanol (CH3OH) | 6 |
0-100% LEL |
| Pentane (C5H12) | 1.1 |
0-100% LEL |
| Petrol vapor | 1.3 |
0-100% LEL |
| Propane (C3H8) | 1.7 |
0-100% LEL |
| Propanol (C3H8O) | 2.1 |
0-100% LEL |
| *Acetylene option not available on UL certified version | ||





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