Jiangsu Acrel Electrical Manufacturing Co., LTD.
SAFE SMART GREEN
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Acrel's WHD48-11 is a modbus RS485 temperature and humidity multi-sensor with a measuring range of -40.0°C to 99.9°C for temperature and 0% to 99% RH for humidity. With precision of ±1°C and ±5%RH, its transmitting output is DC 4-20mA or DC 0-20mA. The controller's working condition has a temperature range of -20°C to +60°C and humidity of ≤95%RH, without condensation and corrosive gas. Suitable for humidity control, heating for temperature rising, and blowing for temperature decreasing, it has output contact capacity of 5A/AC250V and communication port of RS485, Modbus (RTU) treaty.
| 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 |
FAQ
Q: Connect users between the sensor and the controller,Can it be matched?How long is the length in meters?
A: The user can wire,but it is required to use a 4-core shielded wire,and a 2.5-meter shielded wire is attached to the factory.
The longest distance between the sesor and the controller is 20 meters.
Q: Can WHD Switch control manually and automatically?
A: Yes,but be sure to explain to the customer service before placing an order,it is an unnormal operation.
Q: User have their own sensor,can they buy a controller?
A: No,the sensor and controller need to be used together,2 device can not sold seperately.