Emerson RTS FQ Operating Manual page 37

Fail-safe quarter-turn actuator
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User Instructions
Part Number IOM – 87376-7
connected! Hand wheel must not be engaged. (if applicable, refer to 6.2 manual operation)!
range of distance is 2 – 25mm
tightening the screws
Mounting procedure for valve with required sealing force:
30
Connect mounting kit to valve and fix according valve producer specification
Be sure stem of valve is exact in desired fail-safe end position
Be sure stem of actuator is in fail-safe position. Actuator must not be electrically
Mount actuator to mounting kit and fix with 4 screws
Check distance between end of stem of actuator and end of stem of valve. Aallowed
Connect both stems with coupling and note symmetrical engagement of both threads!
Fix coupling with four screws and note both halves of coupling have to be parallel after
July 2016, Rev 1.0

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