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how to control humidity and temperature
how to control humidity and temperature
how to control temperature and relative humidity
din rail mount temperature controller
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greenhouse temp and humidity

WHD20R-22 Din Rail Mounted Temperature & Humidity Controller

  • Optional function: communication

  • Temperature and humidity measuring & controlling

  • DIN rail mounted

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Features Specifications Drawings

Features of WHD20R-22 Din Rail Mounted Temperature & Humidity Controller

Accuracy

Temperature ±1℃

Humidity ±5%RH


Consumption

Auxiliary power supply

Basic power consumption(≤0.8w)

Relay power consumption(each channel≤0.7w)

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Installation

DIN rail 35mm


Dimension(L*W*H)

88*90*52mm


Auxiliary power supply

AC 85-265V, DC 100-350V

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Specifications of WHD20R-22 Din Rail Mounted Temperature & Humidity Controller

Technical ParameterValue
Measuring RangeTemperature-40.0℃~99.9℃
Humidity0%RH~99%RH
PrecisionTemperature±1℃
Humidity±5%RH
Transmitting OutputDC 4-20mA or DC 0~20mA
Set range of controlling parameterHeating for Temperature rising-40.0℃~40.0℃
Blowing for temperature decreasing0.0℃~99.9℃
Humidity control20%RH~90%RH
Output Contact Capacity5A/AC250V
Start/stop gap5
Communication portRS485,MODBUS(RTU) treaty
Auxiliary PowerVoltageAC/DC 85-265V
ConsumptionBasic power consumption(≤0.8w)+relay power consumption(each channel≤0.7w)
Insulation Resistanced≥100MΩ
Power-frequency withstand voltagepower with shell,touchable metal parts/power with other terminal group 2kV/1 min(AC.RMS)
Average work time without stoppage≥50000 hours
Working condition(controller)Temperature-20℃~+60℃
Humidity≤95%RH,without condensation and corrosive gas
Altitude≤2500m


Drawings of WHD20R-22 Din Rail Mounted Temperature & Humidity Controller

humidity and temperature controller for incubator home humidity controller
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