The pump’s internal check valve accommodates pressures up to 250 PSI during the stroke

If the 24V signal is present at the coil but the valve fails to shift

Fail-Safe Protection: The spring return actuator ensures the valve returns to its original state during power interruptions

the schedule itself cannot be "wiped" like a digital unit

Designed to maintain an air quality standard of 0

Parker A3LB2127AB6A46 Valve THPU32HP7Y The pump’s internal check valveThe Parker A3LB2127AB6A46 Valve is a reliable 3 way direct acting solenoid valve engineered for precision in general purpose flow control. Designed for high demand HVACR and industrial systems, this normally closed solenoid valve features a durable brass body with Buna N (NBR) seals, ensuring compatibility with air, water, and inert gases. With a 1 4" NPT port size and a 5 32" orifice, the unit supports a flow coefficient (Cv) of 0. 36 and a maximum