... zero differential pressure.1)port size: 1/8 " ~2 "2) Working Medium: air, water, oil, gas3) Action ... (normal close)6)Orifice Size:16,20,25,35,40,507) Working Pressure: 0~0.7MPa8) Max. ... or EPDM10) Working Temperature: NBR for -5~80°C; VITON for -5~150°C11)Voltage: DC12V, DC24V ... 5Operating Temperature Range-10~80°CVoltage Range±10%Material of BodyStainless SteelMaterial of Oil SealXNBR 2-way Explosion- ...