MH-T7042A Infrared CH4 Gas Sensor

Zhengzhou Winsen Electronics Technology Stand: 4/C57

Application

Widely used for industrial field instrumentation, industrial-process control and safety protection

Features

  • High sensitivity, high resolution, low power consumption
  • Output method: IIC, analog voltage signal, etc.
  • Quick response
  • Temperature compensation, excellent linear output
  • Excellent stability, Long lifespan
  • Anti-poisons, anti-vapor interference
  • Detect combustible gas concentration matching with flame-proof marked detector in area 1&2 explosive environments which mix of ⅡA, ⅡB, ⅡC and T1-T6 flammable gases, vapors and air

Specifications

Product ModelMH-T7042A
Gas DetectedCombustible gas (see Table2)
Working Voltage4.5~5.5V DC
Average Current< 100mA
Interface Level3.3V
Measurement Range0~100%VOL optional (table 2)
Output SignalUART
Warm-up Time<2minutes
Response TimeT90 < 30s
Working Temperature-40℃ ~ 70℃
Working Humidity0 to 95%RH, non-condensing
DimensionΦ51×65mm
Weight450g
Lifespan>5 years
Explosion-proof signEx db ⅡC T6 Gb
Protection GradeIP65

Table 2

Gas NameMolecular FormulaDetection RangeResolutionPrecisionNote
MethaneCH40-5% Vol0.01% Vol0~50% FS (±3%FS) 50%~100% FS (±5%FS)With Temperature compensation
MethaneCH40-10% Vol0.01% Vol
MethaneCH40-100% Vol0.1% Vol
PropaneC3H80-2.2% Vol0.01% Vol
ChloromethaneCH3CL0-8.1% Vol0.01% Vol
AcetyleneC2H20-2.3% Vol0.02% Vol
EthaneCH3CH30-3.0% Vol0.03% Vol
IsobuteneC4H100-1.8% Vol0.018% Vol
GasolineC3-C120-1.1% Vol0.01% Vol0~50% FS (±5%FS) 50%~100% FS (±10%FS)No Temperature compensation
MethanolCH3OH0-5.5% Vol0.06% Vol
DichloromethaneCH2CL20-15% Vol0.15% Vol
TolueneC7H80-1.2% Vol0.012% Vol
AlcoholC2H5OH0-3.3% Vol0.033% Vol
OxiraneC2H4O0-3.0% Vol0.03% Vol
Acetic acidCH3COOH0-4.0% Vol0.04% Vol
Ethyl acetateCH3COOC2H50-2.0% Vol0.02% Vol

* The description and specifications might be changed without notice. Please contact us for the latest information before placing orders.

Loading