|Type of Certificate||A-FS&CS Certificate|
|Certificate Holder||Asco Joucomatic SA|
|Manufacturer||Asco Joucomatic SA|
|Product Category||Actuators > Valves|
|Subject||3/2-way or 5/2-way Solenoid Control Valve with Safety Function|
|Type Designation||551 series|
|Codes and Standards||
|Scope and Result||Safety function: Move to fail-safe position by spring force if auxiliary power is cut off or fails. Depending on the piping of installation, the valve will supply the fluid media or vent the fluid media.
The valves are suitable for use in a safety instrumented system up to SIL 2. Under consideration of the minimum required hardware fault tolerance HFT=1 the valves may be used in a redundant structure up to SIL 3.
|Specific Provisions||The instructions of the associated Safety, Installation and Operating Manual have to be considered.|
|Valid Until||2018-06-30 (Certificate expired)|
|Certificate/Reg.-No.||Certificate Holder||Product Category||Product Tested||Type Designation||Details|
Remark: In case of missing entries this is due to restrictions by the certificate holder