Pistons - Import export

SISTO-C Bonnets with piston actuator MD 168-202 Features ● Piston actuator ● Stainless steel actuator housing ● Stainless steel bonnet ● Stainless steel stem ● Clear visual position indication by red plastic indicator – well visible all around ● Stainless steel compressor ● Floating nut ● Spring chamber venting by operation hole ● Spring to close – air to open ● Stainless steel spiral spring support Variants ● Spring to open – air to Close ● Air to open – air to Close ● Aluminium hard anodised actuator housing ● High temperature design with FKM/FPM seal (Recommendation: >= 80 °C measured at actuator housing) Options ● Limit switches ● Positioner ● Adjustable travel stop

SISTO-C Pneumatically operated Valves Features ● Piston actuator ● Valve bonnet in compact design, actuator housing and valve bonnet manufactured out of one part ● Stainless steel stem ● Clear visual position indication by red plastic indicator – well visible all around ● Stainless steel compressor ● Floating nut ● Spring chamber venting by operation hole ● Spring to close – air to open ● Stainless steel spiral spring support for MD 65 and larger Variants ● Spring to open – air to close ● Air to open – air to close ● Two-stage-actuator ● High temperature design with FKM/FPM seal (Recommendation: >= 80 °C measured at actuator housing) Optionen / Options ● Limit switches ● Positioner ● Adjustable travel stop