Electromotive actuator 24 V Operation
9
115801384-V01.01.2020
7. Operation
7.1 Control
The actuator is automatically controlled via the con-
trol technology.
7.2 Status LED
1
Illust. 7: Status LED
(1)
Status LED
Status LED
Meaning
Flashing red
Charging of the condensers after
switching on
Flashing green
Initialisation run
Lit green
Normal operation
Lit red
Valve blocking detected
Off
Emergency control mode trig-
gered / Operating voltage inter
-
rupted
8. Maintenance
The actuator is maintenance-free.
9. Removal
1
Illust. 8: Stroke position indicator
(1)
Stroke position indicator of the actuator
CAUTION
Risk of burns due to hot components
An unprotected contact with hot components
may lead to burns.
f
Allow the product to cool down before
working on it.
NOTICE
It may not be possible to unscrew the col-
lar nut by hand
In some circumstances, the actuator closes
the valve with the maximum actuating power
of 500 N. In this case, the collar nut can no
longer be unscrewed by hand.
f
Do not use pliers or similar to loosen the
collar nut!
f
Move the actuator to mid stroke position
with the help of a control signal.
1.
Make sure that no differential pressure is applied to
the valve body.
2.
Move the actuator to mid stroke position with the
help of a control signal.
3.
Actuate DIP switch 5, to set this position as emer
-
gency end position.
4.
Completely disconnect the actuator from the power
supply.
5. Loosen the collar nut.
6.
Press the push button to release the latched valve
stem until stop and keep it pressed.