• 1 (1)

WHD Temperature & Humidity Controller Solution

Using protective relay and medium voltage switchgear. Engineering department. Bay control unit

Application

Mid/High voltage switchgear

distribution cabinet

Box Transformer Substation

Terminal box

Structure

1
2
3

Main Functions

1.Automatic heating and dehumidification

2.Communication:RS485(Modbus-RTU)

3.Humidity measurement range: 0-99%RH

4.Temperature measurement range: -40℃~99.9℃

5.Working humidity of controller:≤95%RH

6.Working temperaure of controller:-20℃~60℃

7.LED Display

8.Analog output

9.Alarm

Product Selection

 

Application

Type

Functions

Temperature & Humidity Controller

1 

WHD48

Panel mounted

1 channel

RS485(Modbus-RTU)

LED Display

Temperature ±1℃

Humidity ±5%RH

 2  

 

WHD72

Panel mounted

2 channels

RS485(Modbus-RTU)

LED Display

Temperature ±1℃

Humidity ±5%RH

3 

WHD46

Panel mounted

3 channels

RS485(Modbus-RTU)

LED Display

Temperature ±1℃

Humidity ±5%RH

 

 4 

WHD20R

 

DIN rail mounted

2 channels

RS485(Modbus-RTU)

LED Display

Temperature ±1℃

Humidity ±5%RH

Heater

 5 

ALW-100W

Operating Voltage:AC220V AC110V

Rated Power:50-300W

Insulation resistance:≥1000MΩ

Smart Gateway

6  

AWT100

Working pressure:DC24V orAC/DC220V

Baud Rate:4800bps、9600bps、19200bps、38400bps

Communication:RS485

 

Structure

11