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Certification : CE
Place of Origin : Jiangsu, China
Brand Name : Acrel
Model Number : WHD20R-22
MOQ : 1-19 Pieces
Price : $50.00
Warranty : 2 years
Customized support : ODM
Display : LED Display
Communication : RS485 Port MODBUS-RTU Protocol
Installation : 35mm Din Rail
Function : Measurement
Temperature range : -40.0℃~99.9℃
Humidity range : 20%RH~90%RH
Certificate : CE ISO9001
Contact capacity : 5A/AC250V
Power supply : AC 85~265V DC 100~350V
Brand : OEM ODM
Selling Units : Single item
Single package size : 17X15X13 cm
Single gross weight : 0.400 kg
Package Type : It is packed in a crash bag and then put into a cardboard box.









| Technical Parameter |  | Value | |
| Measuring range | Temperature | -40.0℃~99.9℃ | |
|  | Humidity | 20%RH~90%RH | |
| Accuracy | Temperature | ±1℃ | |
|  | Humidity | ±5%RH | |
| Analog output |  | DC 4~20mA | |
| Set range of controlling parameter | Heating for Temperature rising | -40.0℃~40.0℃ | |
|  | Blowing for temperature decreasing | 0℃~99.9℃ | |
|  | Humidity control | 20%RH~90%RH | |
| Contact capacity |  | 5A/AC250V | |
| Communication |  | RS485(MODBUS-RTU) | |
| Auxiliary power supply | Working range | AC 85~265V DC 100~350V | |
|  | Consumption | Basic power consumption(≤0.8w)+ relay power consumption(each channel≤0.7w) | |
| Insulation resistance |  | ≥100MΩ | |
| Environment | Temperature | -20℃~+60℃ | |
|  | Humidity | ≤95%RH(No condensation) | |
|  | Altitude | ≤2500 m | |
| Technical Parameter |  | Value | |
| Measuring range | Temperature | -40.0℃~99.9℃ | |
|  | Humidity | 20%RH~90%RH | |
| Accuracy | Temperature | ±1℃ | |
|  | Humidity | ±5%RH | |
| Analog output |  | DC 4~20mA | |
| Set range of controlling parameter | Heating for Temperature rising | -40.0℃~40.0℃ | |
|  | Blowing for temperature decreasing | 0℃~99.9℃ | |
|  | Humidity control | 20%RH~90%RH | |
| Contact capacity |  | 5A/AC250V | |
| Communication |  | RS485(MODBUS-RTU) | |
| Auxiliary power supply | Working range | AC 85~265V DC 100~350V | |
|  | Consumption | Basic power consumption(≤0.8w)+ relay power consumption(each channel≤0.7w) | |
| Insulation resistance |  | ≥100MΩ | |
| Environment | Temperature | -20℃~+60℃ | |
|  | Humidity | ≤95%RH(No condensation) | |
|  | Altitude | ≤2500 m | |
| Technical Parameter |  | Value | |
| Measuring range | Temperature | -40.0℃~99.9℃ | |
|  | Humidity | 20%RH~90%RH | |
| Accuracy | Temperature | ±1℃ | |
|  | Humidity | ±5%RH | |
| Analog output |  | DC 4~20mA | |
| Set range of controlling parameter | Heating for Temperature rising | -40.0℃~40.0℃ | |
|  | Blowing for temperature decreasing | 0℃~99.9℃ | |
|  | Humidity control | 20%RH~90%RH | |
| Contact capacity |  | 5A/AC250V | |
| Communication |  | RS485(MODBUS-RTU) | |
| Auxiliary power supply | Working range | AC 85~265V DC 100~350V | |
|  | Consumption | Basic power consumption(≤0.8w)+ relay power consumption(each channel≤0.7w) | |
| Insulation resistance |  | ≥100MΩ | |
| Environment | Temperature | -20℃~+60℃ | |
|  | Humidity | ≤95%RH(No condensation) | |
|  | Altitude | ≤2500 m | |
| Technical Parameter |  | Value | |
| Measuring range | Temperature | -40.0℃~99.9℃ | |
|  | Humidity | 20%RH~90%RH | |
| Accuracy | Temperature | ±1℃ | |
|  | Humidity | ±5%RH | |
| Analog output |  | DC 4~20mA | |
| Set range of controlling parameter | Heating for Temperature rising | -40.0℃~40.0℃ | |
|  | Blowing for temperature decreasing | 0℃~99.9℃ | |
|  | Humidity control | 20%RH~90%RH | |
| Contact capacity |  | 5A/AC250V | |
| Communication |  | RS485(MODBUS-RTU) | |
| Auxiliary power supply | Working range | AC 85~265V DC 100~350V | |
|  | Consumption | Basic power consumption(≤0.8w)+ relay power consumption(each channel≤0.7w) | |
| Insulation resistance |  | ≥100MΩ | |
| Environment | Temperature | -20℃~+60℃ | |
|  | Humidity | ≤95%RH(No condensation) | |
|  | Altitude | ≤2500 m | |







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