Technical details Connection G1/2 Nominal size 14 mm Temperature range -10°C ... +70°C Medium Filtered, oil-free and dried compressed air according to ISO 8573-1:2010, Class 7:2:4, instrument air, free of aggressive additives. Alternatively the pressure dew point must be at least 10°C below lowest occurring ambient temperature. Materials Body: Al (anodized), seals: NBR and POM, inner parts: Al, brass, stainless steel Valves in accordance with 2014/34/EU (ATEX) available. (Chapter 13) 3/2-way valves Pneumatically operated spool valve. The valve switches upon pressurization of the pilot port. P-12-320 3/2-way, double pilot 5/2- and 5/3-way valves P-12-511 5/2-way, single pilot, mechanical spring return P-12-522 5/2-way, double pilot, one side dominant P-12-534 5/3-way, center position pressurized P-12-533 5/3-way, center position exhausted P-12-520 5/2-way, double pilot P-12-530 5/3-way, center position closed P-12-311 3/2-way, single pilot, mechanical spring return P-12-322 3/2-way, double pilot, one side dominant Model-no.: P-12-311 P-12-320 P-12-322 Operating pressure (bar) 1 ... 10 0 ... 10 0 ... 10 Pilot pressure (bar) 2 ... 10 1 ... 10 1 ... 10 Flow rate (Nl/min) 3300 3300 3300 Weight (kg) 0.830 0.855 0.855 Model-no.: P-12-511 P-12-520 P-12-522 P-12-530 P-12-533 P-12-534 Operating pressure (bar) 0 ... 10 0 ... 10 0 ... 10 0 ... 10 0 ... 10 0 ... 10 Pilot pressure (bar) 2 ... 10 1 ... 10 1 ... 10 3 ... 10 3 ... 10 3 ... 10 Flow rate (Nl/min) 3300 3300 3300 3300 3300 3300 Weight (kg) 1.065 1.080 1.080 1.080 1.080 1.080