Product Description
The controller for temperature and humidity is suitable for adjustment and control of temperature and humidity in equipments of high voltage switchgear, terminal box, ring network panel, box transformer substation etc. It can effectively protect relevant equipment from faults resulting from excessive low or high temperature, creepage or
flashover etc.from humidity or condensation.
These products meet the requirements of GB/T 15309-1994.
flashover etc.from humidity or condensation.
These products meet the requirements of GB/T 15309-1994.
Details
Type | Function | Sensor (Pcs) | Mounting mode |
WHD20R-22/C | Two channels temperature, humidity control | WH-3(2) | guide rail type:DIN35mm |
1-2 port：power supply ( AC/DC85-265v)
17-18 port: the second Fan control(passive contact,connect with Fan)
15-16 port: the first Fan control(passive contact,connect with Fan)
21-22 port:the second Heating control(passive contact,connect with Heat equipment)
19-20 port:the first Heating control(passive contact,connect with Heat equipment)
30-31 port:RS485 communication port(modbus-rtu protocol)
3-4-5-6 port:the first sensor (connect with temperature&humidity sensor. 3 connect to V+ ;4 connect to Clk;5 connect to Data;6 connect to V-)
7-8-9-10 port:the second sensor (connect with temperature&humidity sensor. 7 connect to V+ ;8 connect to Clk;9 connect to Data;10 connect to V-)
Certificate
Recommended product
Contact Us
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Acrel Co,.Ltd
Shelly Zhang(Oversea sales manager)Email:shelly@acrel.cn
phone:+86 18702111813
WhatsAPP:+86 18702111813
WeChat:+86 18702111813
Address:No,253,Yulv Road,Jiading district,Shanghai,China.
Company Profile
Acrel E-Business (Shanghai) Co., Ltd. is a wholly-owned subsidiary of Acrel Co., Ltd. Acrel E-Business (Shanghai) Co., Ltd. is responsible for the promotion and sale of all Ankairui products on the Internet.
Acrel Co., Ltd. [Stock Code: 300286.SZ] is one of the few leading companies in China who provides various systematic solutions of power monitoring, power control, energy management and electrical safety for smart grid users.Since June 2003, we has always been focused on the research, production and sales of intelligent electric meters. We concentrates on providing products and services to help customers improve electricity efficiency and safety. So far we had the following comprehensive solutions for different applications: 35(10)/0.4kV substation automation system, building mounted photovoltaic (BMPV) system, power quality management system, energy management system, electrical fire monitoring system, IT distribution system for medical locations, precise distribution management system, power supply monitoring system for fire protection equipment, fire emergency lighting and evacuate indicating system, fire resistant doorsets monitoring system, smart lighting control system, Lithium battery management system and electric vehicle charging system.
FAQ
1. who are we?
We are based in Shanghai, China, start from 2017,sell to Domestic Market(00.00%). There are total about 501-1000 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Energy Meter,Ammeter and Voltmeter,Current Transformer,Temperature Monitoring Device,Power Sensor,Multifunction Meter,Power Transducer,Ammeter,Voltmeter,Temperature Humidity Controller
4. why should you buy from us not from other suppliers?
Acrel E-Business Co., Ltd is one of the few leading companies in China who provides various systematic solutions of power monitoring,power controland eletrical safety for smart grid users.we have been focused on the sales of intelligent electric meters.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU,Express Delivery；
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,MoneyGram,PayPal,Western Union,Cash;
Language Spoken:English,Chinese
We are based in Shanghai, China, start from 2017,sell to Domestic Market(00.00%). There are total about 501-1000 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Energy Meter,Ammeter and Voltmeter,Current Transformer,Temperature Monitoring Device,Power Sensor,Multifunction Meter,Power Transducer,Ammeter,Voltmeter,Temperature Humidity Controller
4. why should you buy from us not from other suppliers?
Acrel E-Business Co., Ltd is one of the few leading companies in China who provides various systematic solutions of power monitoring,power controland eletrical safety for smart grid users.we have been focused on the sales of intelligent electric meters.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,DDP,DDU,Express Delivery；
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,MoneyGram,PayPal,Western Union,Cash;
Language Spoken:English,Chinese