QB2000N intelligent H2S detect transmitter transforms the gas density in the operating site into standard electric current signal. It is totally international standard intelligent poisonous gas transmitter, of which the sensor can be changed and reused as soon as it is connected to electricity.
QB2000N intelligent gas transmitter has excellent performance, reliable running, easy maintenance, and it can detect various gas, it can satisfy various requirements for the running stability and variety of the detect gas of the meters in the operation site; it has been widely used in petrol, chemistry, metallurgy, artifice, gas transportation, biological medicine and water procession etc.
◆ Detect scope：0-100、 200、 500、 1000、 2000ppm
◆ Working voltage：24VDC±15%
◆ Signal output：4～20mA linear current output； or RS485signal output
◆ Respond time：T90 less than 30 seconds
◆ Recovering time: less than 30 seconds
◆ Distinguishability：see the chart
◆ Accuracy: ±3%F.S
◆ Display model: LED digital tube display (liquid crystal is optional)
◆ Environment temperature: -30～+60℃(depends on sensor’s parameter)
◆ Environment humidity: 10-95% R.H.(without condensation)
◆ Anti-explosion class: Exd IICT6(used for explosion proofing); ExiaIICT4( used for intrinsic safety type)
◆ Protection class:IP66
◆ Size &weight: 160mm(L)140mm(W)85mm(H) about 1.5kg