IP65 differential-pressure switch

BMS, BEMS, control, Sontay

An air differential-pressure switch from Sontay provides IP65 protection without the need for an additional outer box The PA-DPA-W switch provides reliable switching for monitoring filters or air flow. It is easy to installed using just one screw; each unit includes a duct-fixing kit.

These sensitive switches can be used to indicate fan status and dirty filters.

These devices have a scale in pascals and are individually laser etched for accurate switch setting. The switching setpoint is adjusted by a knob under the main cover.

For more information on this story, click here: May 2014, 85
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