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Crowcon Xgard Type 4 | High Temperature Flammable Gas Detector | Catalytic, up to +150 °C, mV bridge
Xgard Type 4 is the high-temperature flammable gas detector in the Crowcon Xgard line, with catalytic beads in a 316 stainless steel sensor housing rated from -20 to +150 °C. Its larger 195 x 166 x 111 mm aluminium junction box weighs 1.5 kg and outputs a 3-wire mV bridge signal above 10 mV per %LEL methane. It is certified II 2 GD Exd IIC T3 Gb up to +150 °C ambient.
Key features
- Operates at ambient temperatures up to +150 °C
- 316 stainless steel sensor housing
- 3-wire mV bridge output
- Aluminium junction box, IP54
- 2.0 V dc supply, 300 mA typical
- Specifications
- Downloads
| Part Number | Xgard Type 4 |
| Brand | Crowcon |
| Sensor type | Catalytic beads in 316 S/S housing |
| Size | 195 x 166 x 111 mm |
| Weight | 1.5 kg |
| Enclosure | Aluminium |
| Ingress protection | IP54 |
| Output | 3-wire mV bridge, >10 mV/%LEL CH4 typical |
| Supply | 2.0 V dc ±0.1 V, 300 mA typical |
| Operating temperature | -20 to +150 °C |
| Humidity | 0-99% RH non-condensing |
| Response time | T90 <15 s typical |
| Approvals | ATEX II 2 GD Exd IIC T3 Gb (Tamb -40 to +150 °C) |
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