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Acrel WHD46-33 Digital Temperature And Humidity Controller

Acrel's Digital Temperature and Humidity Controller, WHD46-33, offers a measuring range of -40.0℃~99.9℃ for temperature and 0%RH~99%RH for humidity with a precision of ±1℃ for temperature and ±5%RH for humidity. It also provides DC 4-20mA or DC 0~20mA transmitting output, and a communication port of RS485, MODBUS(RTU) treaty. This controller features a durable output contact capacity of 5A/AC250V and an average work time without stoppage of ≥50000 houts. Working conditions include a temperature of -20℃~+60℃, humidity of ≤95%RH, and altitude of ≤2500m. Upgrade to the Digital WiFi Humidity Controller for remote control capability.

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Products

Specification of WHD46-33 Digital Temperature And Humidity Controller

Technical Datasheet
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
Ser 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/stopgap5
Communication portRS485,MODBUS(RTU) treaty
Auxiliary PowerVoltageAC/DC 85-265V
ConsumptionBasic power consumption(≤0.8w)+relay power consumption(each channel≤0.7w)
Insulation Resistance≥100MΩ
Power-frequency withstand voltagepower with shell, touchable metal parts/power with another 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


Diagram of WHD46-33 Digital Temperature And Humidity Controller

Diagram of WHD46-33 Digital Temperature And Humidity Controller
Function
Diagram of WHD46-33 Digital Temperature And Humidity Controller
Function
Diagram of WHD46-33 Digital Temperature And Humidity Controller
Dimension
Diagram of WHD46-33 Digital Temperature And Humidity Controller
Wiring
Diagram of WHD46-33 Digital Temperature And Humidity Controller
Typical Connection
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Contact Us
Related WHD Series Temperature & Humidity Controller
+8618795636361 michelle.zhou@email.acrel.cn
No. 9 Xincheng Road, Chengjiang Street, Jiangyin City, Jiangsu Province, China.