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.
Personne à contacter : rel Ac, 86 21 69156352
Bonne affaire : acheter au vendeur
Nous vous invitons à lire nos conditions générales d'utilisations. Vous pouvez aussi vous rendre sur nos FAQ et consulter notre page d'informations sur les risques liés à la contrefaçon.
|
Cette page concerne les importateurs et exportateurs de WHD20R-22 Digital Temperature & Humidity Controller Rechercher dans la catégorie : Artisanat Rechercher dans la catégorie : whd20r, humidity, controller, digital, temperature |
Saturday 07 February 2015
Prix : 14,9CHF
2680MAH GOLD POWER Akku Ersatzakku Batterien für iPhone 4s 2680mAh 3.7V Li-lon Akku gold Ersatzakku Akku für iPhone 4s Hochwertiger aufladbarer Ersatzakku für iPhone 4s. Mit diesem kraftvollen Akku können Sie in langer Zeit unabhängig von Steckdosen sein. Der Akku hat exakte Passgenauigkeit...
Euro-Sino
- - Thun
Tuesday 12 August 2014
Quantité : 10 - Prix : 43,00 €
Technische Daten: - sehr scharf für profi und private Haarschneiden - Edelstahl Präzisions Scherkopf für gleichmässigen Haarschnitt - wieder aufladbare Akku ohne störende Kabel - 5 Stufen Schnittlänge einstellbar (4mm-7mm-10mm-13mm-18mm) - Aufladen Power: AC 220V-240V - Spannung...
365buy
- 3600 - Thun
- 07 62 07 63 81
Thursday 20 November 2014
D2R 8000K 35W Headlight Lampe Autolampe Birne Xenon 2 Stück 2 Stück 35W Xenon Brenner Frontlampen Birne Lampe Autolampe D2R 8000K Xenon-Lampen sind dem Tageslicht ähnlicher und beleuchten Ihren Weg effektiver Helleres Licht bedeutet bessere Sichtbarkeit speziell bei Nacht und schlechtem...
Euro-Sino
- - Thun



