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The J21K differential pressure switch monitors the difference between two system pressures or vacuums and senses excessive flow deviation, or verifies that a filter is clogged.
The J21K differential pressure switch monitors the difference between two system pressures or vacuums and senses excessive flow deviation, or verifies that a filter is clogged.
The J21K’s rugged design – with epoxy coated enclosure and sealed metal bellows – lends itself to exacting applications. Widely used in refrigeration (chiller) and compressor applications, the J21K can be used for filter status monitoring and proof of flow.
Rugged, NEMA 4X, epoxy coated enclosure
SPDT switch output
Welded 316 stainless steel or brass sensors
Unique isolated sensor design
Adjustable ranges:
30 “Hg Vac to 90 psid
1 bar Vac to 6,2 bar d
UL listed and cUL certified
Optional ATEX or GOST intrinsic safety compliance
Designed to meet Enclosure Type 4X
SPDT switch output
Adjustable deadband option for precise on-off control
Brass or welded stainless steel bellows sensors
External manual reset option
carton
