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MTH500H is high temperature Duct type temperature and humidity Transmitter, adopting Switzerland advanced sensor module and high performance single chip designed for temperature humidity measurement for high temperature environment



  • High Accuracy, High Stability; High sealing technology
  • Probe: Stainless Steel material, Head: aluminum alloy material
  • Measure range: T: -20 to 120°C, H: 0-100%
  • Output: Output: 4-20mA,0-5VDC,0-10VDC,
  • Accuracy: T:±3°C, H:±3%; Resolution: T:0.1, H:0.1%RH
  • Long-term stability: T:<04/year, H: <0.5%RH/year
  • Temperature range can be set by inner DIN switch
  • With offset function by built-in keys
  • Stem length, thread size can be customized as requirement Wide power supply: 12-36VDC; 15-36VDC (4-20mA)



Accuracy T:±0.3℃ (Full range in average); Power Supply 15-36VDC (4-20mA Output);
RH: 3%RH

(non-linear, repeatability, hysteresis)


(0-5VDC, 0-10VDC;)

Long Stability T: <0.04℃/year; Power consumption 1VmA
  RH: <0.05%RH/year Housing Material ABS
Range T: -20 to 80℃; 0 to 50℃, , -40 to 60℃; Probe Type Dust-proof (standard); water-proof
  RH:0-99.9% Installation Duct Type
Resolution T: 0.1℃,  RH:0.1%RH Case Size 89mmx110mmx38mm
Response time T: 6t(63%): min=5s, max=30s; Probe Size D:15mm, Length can be customized
H (90% static air): 8second Terminals Size 1X2.5 mm² or 2X1.5 mm²
Load resistor <500ohm  (4-20mA) Entry connector M20X1.5mm
Output 4-20ma, 0-5VDC, 1-5VDC; RS485 output Protection Electrical Case: IP65; Sensor: IP54
RS485 Protocol Standard MODBUS-RTU protocol Working Ambient T:-40 to 80℃, H:0-99.9%, no dew
Baud rate 9600; customized Storage Temperature 10-50℃ (0-125℃ at peak)





Offset Function by Keys Setting



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