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[China]
Trade Verify
Address: No. 9 Xincheng Road,Chengjiang Street, Jiangyin City, Jiangsu Province,China
Contact name:Dina Huang
Jiangsu Acrel Electrical Manufacturing Co., LTD. |
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Verified Suppliers
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WHD72-22 Temperature & Humidity Controller
● Optional functions: alarm, communication, analog output
● Temperature and humidity measuring & controlling
● Panel mounted
Characteristic | |
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Communication | Display |
RS485 (Modbus-RTU) | LED display |
Function
Accuracy
Temperature ±1℃
Humidity ±5%RH
Auxiliary power supply
AC 85-265V, DC 100-350V
Consumption
Auxiliary power supply:
Basic power consumption(≤0.8w)
Relay power consumption(each channel≤0.7w)
Installation
Panel mounted
Dimension(L*W*H)
Pannel size (L×W): 48*48mm
Cutout size (L×W): 45*45mm
Housing (L×W×H): 44*44*86.7mm
Parameters
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 | |
Wiring
Typical connection
