WHD20R-22 Digital Temperature & Humidity Controller
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.
Technical Parameters of WHD20R-22 Digital Temperature and Humidity Controller
How to Wire a WHD20R-22 Digital Temperature & Humidity Controller
WHD20R-22 Digital Temperature & Humidity Controller Applications
|
Technical Parameter |
Value |
|
|
Measuring Range |
Temperature |
-40.0℃~99.9℃ |
|
Humidity |
0%RH~99%RH |
|
|
Precision |
Temperature |
±1℃ |
|
Humidity |
±5%RH |
|
|
Transmitting Output |
DC 4-20mA or DC 0~20mA |
|
|
Ser range of controlling parameter |
Heating for Temperature rising |
-40.0℃~40.0℃ |
|
Blowing for temperature decreasing |
0.0℃~99.9℃ |
|
|
Humidity control |
20%RH~90%RH |
|
|
Output Contact Capacity |
5A/AC250V |
|
|
Start/stopgap |
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 Resistance |
≥100MΩ |
|
|
Power-frequency withstand voltage |
power with shell, touchable metal parts/power with other terminal groups 2kV/1 min(AC.RMS) |
|
|
Average work time without stoppage |
≥50000 hours |
|
|
The working condition(controller) |
Temperature |
-20℃~+60℃ |
|
Humidity |
≤95%RH, without condensation and corrosive gas |
|
|
Altitude |
≤2500m |
|
As a power meter manufacturer, we can provide kinds of dc power meter for sale, if you are interested, please leave us a message.
Persona a contactar : rel Ac, 86 21 69156352
Buen trato: comprar del vendedor
Por favor, lea nuestras condiciones de uso. También puede visitar nuestras preguntas frecuentes y ver nuestra información sobre los riesgos relacionados con la falsificación.
|
Esta página es acerca de los importadores y exportadores de WHD20R-22 Digital Temperature & Humidity Controller Buscar en la categoria : Artesania Buscar en la categoria : humidity, controller, temperature, whd20r, digital |
Wednesday 20 May 2015
AI101P Single Port KVM over IP The KVM over IP technology (IP-KVM) combines digital remote KVM access via IP networks with comprehensive and integrated system management. The IP-KVM defines a new class of remote KVM access devices that can save your money, time, space, and equipment...
ACAFA Information Co.
- epanio
- 335 - Dasi Township
- +88 6 33 07 13 00
Tuesday 21 July 2026
Cantidad : 100
[HD1000-1002] is the high performance, cost-effective HDMI Extender over CAT. 5e/6 up to 100m at the best strengthened competitive price in the market. HD1000 / 1002 supports Full HD 1080p video and cascaded-chainable with high flexibility for expansion. Uses easy to install...
ACAFA Information Co.
- epanio
- 335 - Dasi Township
- +88 6 33 07 13 00
Friday 28 November 2014
27W 9 LED Scheinwerfer Flutlicht Beleuchtung Arbeitlampe 10-30V IP 67 Rund Arbeitlampe Arbeitsscheinwerfer Flutlicht Leuchte 10-30V 27W LED Dieser Scheinwerfer besitzt einen hohen Leuchtkraft und ist aussergewöhnlich hilfreich, um einen Arbeitsbereich in weitere Distanzen effizient...
Euro-Sino
- - Thun





