D9000SIR point type infrared gas detector
GTQ-D9000SIR combustible gas detector for industrial and commercial use
Features:
Self-developed high-precision infrared sensor
Remote OTA upgrade
HART communication function
performance
Detection gas: flammable gas/carbon dioxide
Detection principle: NDIR
Measuring range: 3~100%LEL (combustible gas)/carbon dioxide
Accuracy: ±3%LEL (combustible gas)/±3%FS (toxic gas)
Repeatability: ≤2%
Response time: T90<20S
Electrical characteristics
Power supply: 24VDC (normal operating voltage range: 10~30VDC)
Power consumption: <2.5W
Output signal: three-wire system 4~20mA+HART
3 sets of relays (5A@220VAC/30VDC)
Structural properties
Main body material: ADC12 aluminum alloy/316 stainless steel
Connection thread: M20X1.5 internal thread (optional G3/4, G1/2, 3/4NPT, 1/2NPT)
Certification
Explosion-proof certification (with dust explosion-proof): Ex db ib IIC T6 Gb / Ex ib tb IIIC T80℃ Db
Fire Certification: Fire Product Certification
Metrology Certification: CPA
Functional safety certification: SIL2
Implementation standards: GB15322.1-2019, GB/T3836.1-2021, GB/T3836.2-2021, GB/T3836.31-2021, GB/T3836.4-2021, JJF1368-2012,
GB/T4208-2017
Electrical usage environment
Protection level: IP66/IP67
Temperature range: -40℃~70℃
Humidity range: 10～95%RH (no condensation)
Pressure range: 90~110KPa
Alarm setting value: low limit alarm 25% FS, high limit alarm 50% FS (default value)