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Motorized Linear Actuator baelz 373-E07
5. COMMISSIONING
Actuators which are supplied tted with a valve are set to the appropriate
valve stroke length. When an actuator with a 7020 digital positioner is tted
to a valve, an initialization run must be carried out to set up the actuator
according to the valve type.
Attention
5.1 Test run
5.1.1 Checking the direction of rotation
● Adjust the actuator manually to roughly the middle position.
● In direction of travel CLOSE, switch the actuator on and watch the direction of rotation.
● Ifthedirectionofrotationiswrong,switchoimmediately.
● Check wiring (jumpers).
● Repeat the test run.
Risk of electric shock!
Danger
Iftheswitchesintheactuatorarenotfactory-wired,checkproperswitchingoinendpositions:
With the cover removed, the linear actuator may only be operated briey for test runs or
when performing absolutely essential adjustments on electrical components, such as
potentiometer, limit switches or positioning electronics.
While performing this activity, there is unobstructed access to hazardous, live, exposed,
moving and rotating parts. Adjustments performed incorrectly or without exercising the
necessary caution may result in death, serious injury or substantial material damage.
Any operation of the linear actuator with the cover removed for a purpose other than
that described above is prohibited.
Pay attention to moving parts during tting and adjustment. Risk of injury
and substantial material damage.
Warning
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