E-mail Us
how to control humidity and temperature
how to control humidity and temperature
how to control temperature and relative humidity
din rail mount temperature controller
din rail pid controller
greenhouse temp and humidity

WHD20R-22 Din Rail Mounted Temperature & Humidity Controller

  • Optional function: communication

  • Temperature and humidity measuring & controlling

  • DIN rail mounted

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)

humidity and temperature controller for greenhouse

Installation

DIN rail 35mm


Dimension(L*W*H)

88*90*52mm


Auxiliary power supply

AC 85-265V, DC 100-350V

grow room temp and humidity controller


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

Thank you for your attention to Acrel
Let's know your need of smart energy meter.
Acrel will get in touch with you ASAP.
*
*
*