Flowserve MX Actuators User Manual

Page 6

Text mode
Original mode

Set Position Limits for Electrical Operation

Set closed valve position. At the cLOsE VaLVE-OK? prompt, move the red control knob
to

. Hold the black control knob in the

position until the valve has reached the

desired position. Move the red control knob to

Set the open valve position. At the OPEN VaLVE-OK? prompt, move the red control knob
to

. Hold the black control knob in the

position until the valve has reached the

desired position. Move the red control knob to

Inspect for correct operation. The position calibration is now complete. The actuator will
function as ordered. Inspect for correct operation by running actuator electrically.

Note: For torque seated valves, ensure that the Position limit is not set at torque seat. It is
recommended that the Position limit be set approximately one handwheel turn (360°) in the opposite
direction from the torque seat.