67
4 Design and Functions
Fig. 4-35 Actuators 662R550...
1 Reference mark at the lower stop.
2 Internal mechanical stop
3 External, mechanical stop on channel 1 for
detection of transposition
4 External, mechanical stop on channel 2 for
detection of transposition
5 Reference mark at the upper stop.
Optional:
Reference mark at 3 o'clock position
6 Internal mechanical stop