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| Categories | WHD Temperature And Humidity Controller | 
|---|---|
| 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. | 
| Company Info. | 
| Jiangsu Acrel Electrical Manufacturing Co., LTD. | 
| Verified Supplier | 
| View Contact Details | 
| Product List | 









| 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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