WHD Temperature & Humidity Controller
General
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.
Type
Specification
|
Technical Parameter |
WHD48 |
WHD72 |
WHD46 |
WHD20R |
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|
Measuring range |
Temperature |
-40℃--99.9℃ |
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|
Humidity |
20%RH--90%RH |
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Accuracy |
Temperature |
±1℃ |
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Humidity |
±5%RH |
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Set range of controlling parameters |
Heating for Tmeperature rising |
-40℃--40℃ |
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Blowing for temperature decreasing |
0℃--99.9℃ |
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Humidity |
20%RH--90%RH |
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Contact capacity |
|
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Optional function |
Communication |
RS485 Modbus-RTU |
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Analog output |
No |
DC4-20mA |
No |
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Alarm |
No |
1 alarm output |
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Auxiliary power supply |
AC85-265V, DC100-350V |
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Insulation resistance |
≥100MΩ |
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Wiring
Q: Are you trading company or manufacturer ?
A: We are a manufacturer in Shanghai,China. Our factory is in Wuxi city, Jiangsu province.
Q: How long is your delivery time?
A: Generally it is 3-5 days if the goods are in stock. Or it is 10-15 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes,we can provide the sample for low price. If you place the order ,all or part of the sample charge will be deducted from the goods.
Q: How long can you send your quotation to us ?
A: After got all the detailed information,we will quote within 1 working days.
Q：What is your terms of payment ?
A: Payment＜=1000USD,100% in advance. Payment ＞1000USD,30% Total contract amount in advance, balance before shipment.
If you have another question,pls feel free to contact us.
