|Type of Certificate
|Actuators > Valves
|126 00 and 126 60 series
|Codes and Standards
|Scope and Result
|Safety Function: Open lower port and close upper port when de-energized and to vent the equipment connected to the middle port
The valves are suitable for use in a safety instrumented system up to SIL 2 in low demand mode.
Under consideration of the minimum required hardware fault tolerance
HFT = 1 the valves may be used in a redundant architecture up to SIL 3.
|The instructions of the associated Installation, Operating and Safety Manual shall be considered.
Remark: In case of missing entries this is due to restrictions by the certificate holder