Soft start, dump and combined soft start/dump valves provide soft start and quick air exhaust for most general air preparation applications in a pneumatic system. Parker provides optimum and uniform valves to secure the start and stop of the machine in accordance with safety rules put in place everywhere in the world.

P31S is a 57mm 2-way, 2-position valve, provides for the safe introduction of pressure, adjustable slow start, 1/4" BSPP/NPT port. Max pressure of 10 bar (solenoid). Temp -10°C to 50°C.

P32S is a 75mm 2-way, 2-position valve, provides for the safe introduction of pressure, adjustable slow start, 1/2" BSPP/NPT port. Max pressure of 10 bar (solenoid). Temp -10°C to 50°C.

Global FRL soft start/dump valve product offering includes individual soft start or dump valves or combined soft start/dump valves.

P32D is a 75mm 3-way, 2-position valve, automatically dumps downstream pressure on loss of pilot signal, 1/2" BSPP/NPT port. Max pressure of 10 bar (solenoid). Temp -10°C to 50°C.

P31T is a 57mm 3-way, 2-position valve, automatically dumps downstream pressure on loss of pilot signal, adjustable slow start, 1/4" BSPP/NPT port. Max pressure of 10 bar (solenoid). Temp -10°C to 50°C.

P32T is a 75mm 3-way, 2-position valve, automatically dumps downstream pressure on loss of pilot signal, adjustable slow start, 1/2" BSPP/NPT port. Max pressure of 10 bar (solenoid). Temp -10°C to 50°C.

P3XD is a 62mm 3-way, 2-position valve, automatically dumps downstream pressure on loss of pilot signal, 1/2",3/4" BSPP (NPT 1/2") port. Max pressure of 10 bar (solenoid). Temp -10°C to 60°C.

P3XT is a 62mm 3-way, 2-position valve, automatically dumps downstream pressure on loss of pilot signal, adjustable slow start, 1/2",3/4" BSPP (NPT 1/2") port. Max pressure of 16 bar (30mm coil solenoid). Temp -10°C to 60°C.

P3Y Global Soft Start Valves offer a combined soft start/quick dump or soft start only option that provides safe introduction of pressure to a machine or system.

The P33 Safety Exhaust valve is designed to safely remove trapped air from the machine during a faulted or e-stop condition. This product is externally monitored and designed for two channel safety architecture up to Category 4, Performance level e.