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Motorized Linear Actuator baelz 373-E07
4.3 Principle of operation
Motorizedlinearactuatorstooperatecontrolvalvesforowregulationapplicationsincontrol
and process technology. The self-locking threaded spindle/spindle nut is driven by an electric
motor via a gearbox. This converts the rotary movement into a linear movement. Load-
dependent limit switches dictate the end positions
4.3.1 Manual adjustment
Manual adjustment may only be carried out when the motor is not in motion. To adjust, press
and hold the yellow release button and turn the manual adjuster until the desired position is
reached. As soon as the yellow release button is no longer depressed, the actuator follow the
signal from a control system or a built-in positioner.
Tip:
If the manually set position is to be maintained, ensure that the input signal
from the control system or positioner is deactivated.
release button
manual adjuster
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