Multi Channels Temperature & Humidity Controller

WHD

  • MV HV Switchgear
  • Analog Output
  • Alarm
  • RS485

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What Do Our Customers Say?

  • “ For over 4 years working with Acrel, they have continuously demonstrated excellent technical ability while ensuring superior customer service. Their collaborative approach and real time flexibility in adapting to changing conditions has contributed to the success of many project goals. "

    Arnold 

    Philippines

  • Cloud Platform for Power IoT is a synchronous integrated solution from energy meter installation to web interactive interface that can see the benefits of features with the first click mouse. Very convenient and fast. I will be with this product for a long time.

    Tuan 

    Vietnam

Highlight

What’s the Function of Acrel WHD Series Multi Channels Temperature & Humidity Controller?

Multi Channels

  • 3 channels at most
  • Temperature
  • Humidity

Optional Function

  • Analog Output
  • Alarm
  • RS485 Communication

Power Supply

  • AC85-265V
  • DC100-350V

 Working Theory

  • Each sensor has 2 Passive control output contacts
  • Heater for heating or dehumidification
  • Fan for cooling

Specification

What’s the Specification of Acrel WHD Series Multi Channels Temperature & Humidity Controller?

Specification Channels of

Temperature & Humidity

PCS of Sensors Installation Dimension
 

 

WHD48-11

1 1 Embedded cutout:

45x45mm

 

WHD46-11

 

1 1  

 

Embedded cutout:

116x56mm

WHD46-22 2 2
WHD46-33 3 3
 

WHD72-11

1 1  

 

 

Embedded cutout:

67x67mm

 

WHD72-22

2 2
 

WHD20R-11

1 1  

 

 

Dinrail:35mm

 

WHD20R-22

2 2
WH-3 RS485, Modbus-RTU

Parameter

What’s the Parameter of Acrel WHD Series Multi Channels Temperature & Humidity Controller?

Technical Parameter Value
    Set range of

controlling parameters

Heating for Temperature rising -40℃~40℃
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 AC85~265V,DC100~350V
Consumption Basic power consumption(≤0.8w)+
Relay power consumption(each channel≤0.7w)
Insulation resistance ≥100MQ
Environment Temperature -20℃~+60C
Humidity ≤95%RH(No   condensation)
Altitude ≤2000 m
Measuring range Temperature -40.0℃~99.9℃
Humidity 0%RH~99%RH
Precision Temperature ±1℃
Humidity ±5%RH

Working

How does the Acrel WHD Series Multi Channels Temperature & Humidity Controller Work?

Theory
Networking

Wiring

How to wire Acrel WHD Series Multi Channels Temperature & Humidity Controller?

Why choose us?

  • 2003 Established
  • SZ.300286 Listed Company
  • 1200+ People
  • 25000+㎡ Plant
  • Factory Direct-sale

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FAQ

Got a Question? Get your Answer

What are the Main Advantages of Acrel?

We have our own Factory and R&D Center

What are the Difference between Acrel and other Brands?

Rich product series: Cloud Platform, Gateway, Protection Device, Power Meter, Transformer

What Certificates does the Company have?

CNAS, ISO14001, ISO27001, ISO9001

What Certificates do the Products have?

CE, IEC, MID, UL, EAC, ROHS, REACH

How Expensive is Acrel Products?

Competitive Price with High Quality

How long is the product Warranty Period?

2 Years

What is the MOQ?

Purchasing according to your needs, no MOQ limit

How long is the Lead Time?

Sample takes 3 days; Bulk purchase takes 1 month

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