SPCN/90012/01,諾冠NORGREN圓筒型氣缸  Easy rebuilding into ?normally open? or ?double-acting? without tools ? Optical position indicator is standard ? Damped closing (Valves closes against flow direction) ? Suitable for contaminated flow fluid ? Suitable for vacuum up to max. 90 % ? Reversed flow direction optional Process fluid characteristics / Valve material Fluid temperature: –10 °C up to max. +180 °C Ambient temperature: –10 °C up to max. +60 °C Material body: Stainless steel (1.4581) Internal parts: Stainless steel Spindle sealing: PTFE / FPM, self-adjustable Pilot fluid characteristics / Actuator material Pilot fluid: neutral gases fluids Fluid temperature: max. +60 °C Material body: Polyamid 66 with glass fibre 30 % Internal parts: Brass, Stainless steel, 1.8159, 1.1200 ? With or without mounted pilot valve ? Option pressure actuated by external liquid fluid