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Aktor M
Mounting
MD100
Fig. 9:
Tightening of the union nut
10
Tighten the screws ISO4017-M8x25-8.8 with an open-
end spanner and a tightening torque of 14 Nm.
Fig. 10:
Tightening of the screws
115802384-V01.10.2022
SW24 / 6 Nm
14,0 Nm
5.3
Electrical connection of the
actuator
CAUTION
Risk of injury from electric current!
A short circuit of the 24 V voltage can cause burns
and fires.
!
Disconnect the product from the power supply
at all poles.
!
Check that no voltage is present.
!
Secure the product against being switched on
again.
!
Only install the product in dry indoor areas.
NOTICE
Damage to the actuator due to wrong polarity!
!
Connect the actuator as a fixed installation.
NOTICE
Damage to the actuator due to commissioning
without valve!
!
Only connect the actuator electrically after
mounting it on a valve.
The permissible minimum cable cross-section is
0.75 mm2. Consider an appropriate adjustment of
the cable cross-section if long cables have to be
laid.
When doing so, take into account the installation
specifications valid for the application at the
installation site.
5.3.1
Operating modes
5.3.1.1
Modulating mode mA/V (0..100 %)
V 1
0 Y A 0 0 M 3 2
24V AC/DC
0V AC/DC
0V DC
0(2)..10 V DC / 0(4)..20 mA
Fig. 11:
Modulating mode mA/V (0..100 %)
0V DC
0(2)..10V DC, 5 mA / 0(4)..20 mA
13
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