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This track-mount compatible relay ensures a clean
critical for vertical shaft-up or shaft-down positioning
including 40
05" for this model) to ensure the combustion process remains within safe parameters
Dwyer Instruments 1638-0 Pressure Switch R-410A This track-mount compatible relay ensuresThe Dwyer Instruments 1638 0 Pressure Switch is a high precision, large diaphragm differential pressure switch engineered for critical HVAC and industrial process monitoring. Designed for use with air and non combustible gases, this low pressure switch features an adjustable range of 0. 05" w. c. to 0. 25" w. c., making it ideal for duct air control and sensitive differential pressure sensing. The unit utilizes a single pole double throw (SPDT)
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