Pressure Transmitter Heated Enclosures

In installations where the ambient temperature may become very cold, a protective measure against fluid freezing inside a pressure transmitter is to house the transmitter in an insulated, heated enclosure.

This photograph shows just such an enclosure with the cover removed:

Pressure Transmitter Heated enclosures

Not surprisingly, this installation works well to protect all kinds of temperature-sensitive instruments from extreme cold. Here, we see an explosive gas sensor mounted inside a slightly different style of insulated enclosure, with the lid opened up for inspection:

Field Instruments enclosures

Credits : Tony R. Kuphaldt – Creative Commons Attribution 4.0 License

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