User Manual
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Siem ens Technische Grundlagen: Drehantriebe GEB...1 CM2Z4621en
Building Technologies 2017-05-26
3.3 Auxiliary switches and positioning signals
The illustration below shows the relationship between the rotary angle, the adjustable
switching points for auxiliary switches A and B, and the positioning signal.
Gear train rotary range
Inner mechanical limits
A B
85°
0°
0°
95°
10V
95°
5°
0° 95°
⇑ 1 x click
S1 S1 S4 S4
S2 S3 S2 S3 S5 S6 S5 S6
(Q12)
(Q14)
(Q14)
(Q12)
(Q22)
(Q24)
(Q22)
(Q24)
(Q11)
(Q11)
(Q21)
(Q21)
5°
4621D04
1
2
3
4
5
6
5
0
4
0
3
0
2
0
1
0
5
0
6
0
7
0
8
0
9
0
A
B
4614Z03en
Aux Switch
Adjustment
[ ° ]
Auxiliary switches
Factory setting:
A = 5°; B = 85°
Setting range 5°…90°
Switching states
Rotary movement as a function
of the positioning signal
Modulating signal, DC 0…10 V
AC 24 V
• no movement (G,G0,Y=U)
‚ opening (G,G0,Y>U)
ƒ closing (G,G0,Y<U or G,G0)
Three-position signal,
AC 24 V; AC 230 V
„ no movement (no voltage)
… opening (G,Y1 or N,Y1)
† closing (G,Y2 or N,Y2)
The setting shafts for the auxiliary switches turn together with the adapter. The scales
thus only refer to the inner mechnical 0° limit.
The adjustment tool is used to set the auxiliary switches; it is part of the delivery (type-
specific).
Electrical functions
Note
Adjustment tool










