1. Three wire serial bus and two SPDT relays outputs
2. Imported sensor elements featuring high precision and fast response 
3. Explosion-proof design suitable for the hazardous locations of industrial site
4. Good performance of anti-electromagnetic interference
5. Automatic addressing for easy installation

Sensor type                                catalytic combustion 

Detectable gases                     combustible gases
Detection method                     diffusion
Alarm setting                             two-stage alarm set points
Alarm output                              2 SPDT relays rated at 3A/30VDC / 1.5A/250VAC  
Measuring accuracy                ±3%F.S
Response time                        ＜30 S
Signal output                             three wire serial bus output
Explosion-proof mark              ExdIICT6 Gb
Ingress protection                    IP66
Enclosure material                  Aluminium alloy housing with antisepsis plastic spraying
Operating voltage                    24 VDC ( operating voltage range is 18 ~ 32 VDC)
Power consumption                ≤2W 
Cable entry                               1×M20
Operating temperature           -40°C ~ +70°C
Humidity range                        0~95%RH (non-condensing)