Buschjost 85850 Series 2/2-way piston valve

Medium: Air, water, gases according to DVGW data sheet G 260 with seat seal FPM, oils and other fluids on request

Switching function: Normally closed

Operation: Solenoid operated, with forced lifting

Mounting: Preferably solenoid vertical on top

Flow direction: Determined

Port size: G1/4, G3/8, G1/2, G3/4, G1, G1 1/4, G1 1/2, G2, 1/4 NPT, 3/8 NPT, 1/2 NPT, 3/4 NPT, 1 NPT, 1 1/4 NPT, 1 1/2 NPT, 2 NPT

Operating pressure: 0 … 25 bar (0 ... 362 psi)

Fluid temperature: –10 ... +60°C (+14 ... +140°F)

Qualification approval: Single-channel safety-related systems in 85840 accordance with DIN EN 61508 / 61511 up to and including SIL 2 and up to and including SIL 3 in multi-channel systems.

Materials:

• Body: Stainless steel (1.4408)
• Seat seal: NBR
• Internal parts: Stainless steel, PTFE/carbon