SISTO-CT ? Soft-seated shut-off valve ? Unique design with enclosed diaphragm ? Diaphragm with spiral support starting with size MD65 ? With manual or pneumatic actuator ? Shut-off and sealing to atmosphere by diaphragm, therefore two components in contact with the fluid handled only: body and diaphragm ? Body designs: 2-way valve body, T-pattern, tank or multi-port valves ? Butt weld ends or clamped connection ? Drain angle indicated by laser marking ? Body materials: forged stainless steel and other alloy materials ? Diaphragm materials: EPDM, TFM/EPDM bonded, TFM/EPDM 2-piece ? Available nominal diameters: DN6 – DN150 ? Operating temperature: – 20°C to + 160°C ? Permissible operating pressure: vacuum up to 16 barg/ optional 20 barg Benefits: ? Suitable for applications up to a line pressure of 16 barg ? Increased operating reliability ? Self-draining ? No dead volume ? No contamination of fluid handled ? Suitable for CIP/SIP ? Maintenance-free