C2H5OH Ethanol Optical COCl2 NH4 THT CH4 C2H2 gas detectors gas alarm for sale

Product Description

eal time Display Toxic&Flammable Gas Detectors

Technical Feature:

Intelligent manual operator adjustment by infra-red, without open the calibration;  Adopt the international advanced sensing technology;

Real time display, fast response time, integrated optical alarm;

High quality long life sensor, 4-20mA standard current signal or RS485 signal output;

Using intelligent monitoring circuit, controlled testing.

Technical Parameters:

Detection Method: diffusion type

Debug Mode: infrared remote control

Detecting gases: see the below chart

Detection Principle: electrochemical, catalytic combustion method, infrared

T90: Response Time: electrochemical< 60s, catalytic combustion method< 15s, infrared< 10s

Detection Range and Resolution: please see below chart

Signal Output: three-wire 4-20mA or four-wire RS485 output

4-20mA output connected the cable:3-core shielded cable,RVVP 3* 1.0mm2(Depend the transmission distance to choose 1-2.5mm2)

RS485 output connected with the cable:4-core shielded cable,RVVP 4*2.5mm2 

Compatibility: can be used with our companys all-wire alarm controller,can also be directly connected to the DCS or PLC

Transmission Distance: 1000m

Shell Material: cast aluminum

Flameproof Grade:Ex d IIC T6

Protection Grade:IP66

Accuracy:±5%F.S.

Working Temperature:-30~50℃

Operating Humidity:10~95% RH no condensation

Working Voltage:24VDC(12~45VDC)

Operating Current:23mA (Max)

Dimension:260*125*50mm

Total Weight:0.8kg

Standard Configuration:

Equipment,calibration CAP, instruction manual, certificate of quality.

Application Filed:

Be widely used in petroleum, petrochemical, chemical, mining, metallurgy, electric power, paper making, fire, municipal, medical and other industrial production equipment area or storage area.

Booking Information:

Description: 

1."×10-6is China national standards unit, it it equivalent to the international unit--ppm.

  E.g.: (0-100)x10-6=0-100ppm.

2. The above table only lists the normal measured range of the gases, if you need other range, which can be customized as required.