|Type of Certificate||A-FS&CS Certificate|
|Certificate Holder||Emerson Process Management|
|Manufacturer||Automation Technology, LLC.|
|Product Category||Actuators > Valves|
|Subject||Linear Pneumatic Actuators|
|Type Designation||Fisher 685, Fisher 685SE, Fisher 685SR|
|Codes and Standards||
|Scope and Result||Safety Function: Return into default position (open or close) when control medium is cut off and vented (spring return), maintain functionality under all conditions to move actuator into application dependend safe position by means of control medium (double acting).
The actuators are suitable for use in a safety instrumented system up to SIL 2. Under consideration of the minimum hardware fault tolerance HFT = 1 the actuators may be used in a redundant structure up to SIL 3.
|Specific Provisions||The unit must be properly designed into a Safety Instrumented System per the Safety Manual requirements.|
|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