Gas leakage alarm deviceProduct characteristics
• Microprocessor technology
Explosion proof design, fast, reliable, and stable.
12-30V DC power supply
The output signal can be customized by the user according to actual requirements.
1. Standard three wire 4-20mA analog signal output
2. Relay output (optional)
3. RS485 bus output (optional)
Fast response speed and high measurement accuracy
• High performance and low installation costs
Low maintenance costs

Gas leakage alarm deviceTechnical Parameter
Gas detection: combustible gas (CH4) in the air
Range: 0-100% LEL
Accuracy: ＜ ±5%（F.S）
Resolution: 1% LEL
Response time: ≤ 25 seconds
Sensor type: catalytic combustion type

Power supply: 12-30V DC power supply
Detection method: diffusion type
Working mode: Long term continuous work
Output signal: Three wire 4-20mA analog signal output, RS485 output (optional)
Connection method: G1/2 male thread explosion-proof hose
Cable specification: Model RVVP3 × 1.0mm2
Signal transmission distance: ≥ 1000 meters
Structural material: die cast aluminum
Explosion proof mark: Exd II CT6
Protection level: IP65
Working temperature:- 40～60℃
Working humidity: ≤ 90%RH
Size: 183 × 143 × 92mm
Weight: ≤ 1.5kg