capturing the narrow spectral range of infrared flame signatures

closing the circuit only when the diaphragm detects the required vacuum or pressure threshold

Key Benefits Enhanced System Safety: Prevents hazardous conditions by verifying positive air pressure before ignition

By accurately monitoring microamp signals

Johnson Controls P74EA-8 Pressure Control Freon capturing the narrow spectral rangeThe Johnson Controls P74EA 8 is a heavy duty Differential Pressure Control engineered specifically for monitoring oil pressure or fluid flow within commercial HVACR refrigeration systems. This SPDT snap acting switch provides a highly reliable adjustable pressure differential range of 2 to 26 psi, featuring a 3. 5 psi fixed switch differential for precise cycling. Designed with durable brass bellows and a 36 inch capillary with 1 4 inch flare nut, it