Voltage tolerance: -15% / +10%. Environment temperature: -15°C / +60°C. Working pressure: 500 mbar Max. Closing time < 1 second. Protection degree: IP65. Cable gland: PG 9. Pressure inlets: G1/4” on two sides (except models with brass body). Limit switch: by request from 3/4” to 4”. Gas type: Air and non-aggressive gases (EN 437). Filter: 600 μm (except models with brass body). Electric featuresRated voltage: 230Vac – 50/60Hz or 24Vac/dcUpon request valves are available with coils for the following voltages: 12V AC/DC