P74FA-1C | DIFFERENTIAL PRES CONTROL; SPDT; F/WATER SYS.; DIFF 2# SNAP ACTING 1/4" MALE FT; | Johnson Controls
Details for P74FA-1C
DIFFERENTIAL PRES CONTROL; SPDT; F/WATER SYS.; DIFF 2# SNAP ACTING 1/4" MALE FT;
Series P74 measures the pressure difference between two sources: supply lines and return lines. A change in differential pressure will reposition the switching mechanism to cause corrective action of the supplementary control equipment. Refer to the P47 Series Steam Pressure Controls Product Bulletin (LIT-125450) for important product application information.
- field-proven Penn switch with a completely enclosed contact mechanism
- pressure differential setting is easily changed without removing the cover
- differential pressure sensing on chillers or water-cooled condensers
- lube oil failure cutout for refrigeration compressors (same as the P28, but does not incorporate time delay)
- positioning M100 Series motor-actuated valves (P74JA-2)
- to prove pump operation Accessories All models on this page include a universal mounting bracket.
If the P74 Series Differential Pressure Control fails to operate within its specifications, replace the unit. For a replacement control, contact the nearest Johnson Controls® representative.
- Differential Pressure Control
- SPDT (Snap Acting)
- 8-60 psi Adjustable Range Pressure Differential
- 1.5 Fixed Switch Differential
- 1/4" Male Flare
- Brass Bellows
|Category||Pressure Independent Valves|
|Section||Differential Pressure Switches|
|SubCategory||Differential Pressure Switches|
Documents and manuals
Johnson Controls P74FA-1C Documents
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