Industrial Digital Temp Controller with Alarm Whd20r-22/J 35mm DIN Mount Measure Two Channel

• Customization: Available
• Brand: Acrel
• Display Type: LED
• Model NO.: WHD20R-22/J
• Installation: Panel Type
• Auxiliary Power Supply: AC85-265V/DC100V-350V
• Display: Digital
• Usage: Industrial
• Product Name: Temperature & Humidity Controller
• Material: Thermocouple
• Trademark: Acrel
• Origin: China

Product Description

 

Product Description

WHD series smart temperature and humidity controller 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.

Product Parameters

Technical Parameter		Value
Measuring Range	Temperature	-40.0ºC~99.9ºC
	Humidity	0%RH~99%RH
Precision	Temperature	±1ºC
	Humidity	±5%RH
Transmitting Output		DC 4-20mA or DC 0~20mA
Ser range of controlling parameter	Heating for Temoerature rising	-40.0ºC~40.0ºC
	Blowing for temperature decteasing	0.0ºC~99.9ºC
	Humidity control	20%RH~90%RH
Output Contact Capacity		5A/AC250V
Start/stop gap		5
Communication port		RS485,MODBUS(RTU) treaty
Auxiliary Power	Voltage	AC/DC 85-265V
	Consumption	Basic power consumption(≤0.8w)+relay power consumption(each channel≤0.7w)
Insulation Resistanced		≥100MΩ
Power-frequency withstand voltage		power with shell,touchable metal parts/power with other terminal group 2kV/1 min(AC.RMS)
Average work time without stoppage		≥50000 houts
Working condition(controller)	Temperature	-20ºC~+60ºC
	Humidity	≤95%RH,without condensation and corrisive gas
	Altitude	≤2500m

Types
 

Product Name	Function Description	Optional Functions
WHD48-11	LED display;  Measure display and control 1 channel temperature and humidity	/C:RS485 communication
WHD72-11	LED display;  Measure display and control 1 channel temperature and humidity	/J: relay alarm output /C:RS485 communication /M: analog output(DC4-20mA) /UT:Utility Tunnel (M & C cannot be select at the same time)
WHD72-22	LED display; Measure display and control 2 channels temperature and humidity
WHD20R-11	LED display; Din rail mount Measure display and control 1 channel temperature and humidity	/J: relay alarm output /C:RS485 communication (C&J can be selected at the same time)
WHD20R-22	LED display;  Measure display and control 2 channels temperature and humidity
WHD46-11	LED display;  Measure display and control 1 channel temperature and humidity	/J: relay alarm output /C:RS485 communication /M: analog output(DC4-20mA) (Choose one from above three)
WHD46-22	LED display;  Measure display and control 2 channels temperature and humidity
WHD46-33	LED display;  Measure display and control 3 channels temperature and humidity

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