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Brand Name : Acrel
Model Number : WHD72-22
Certification : ISO/CE
Place of Origin : Jiangsu, China
MOQ : 1
Price : USD
Payment Terms : L/C, T/T
Supply Ability : 300000 per year
Delivery Time : 5-8 work days
Installation : Panel mounted
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

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WHD72-22 Temperature & Humidity Controller Images |