Calibration: hydrogen, methane, acetylene, propane, butane
Default calibration: methane CH4
Sensor type: metal-oxide semiconductor
Sampling method: Diffusion
Detection range: 0...100% LEL
Sensor lifetime: > 5 years
Power supply: 24 VDC/AC ±20% (default) or 230 VAC (optional)
Digital interface: UART
Output relays: 2 × SPST relays (switch-over contact), 250 VAC / 30 VDC, 5A max
Alarms: blinking LED, buzzer 85 dB
Default alarm set-points: 10% LEL / 25% LEL
Enclosure: light-grey ABS plastic with ventilation slots, IP20
Dimensions: H85 × W85 × D36 mm
Operating conditions: -40...+70 °C, 0...95%RH
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