External Optical Barrier; Install Switch - TechWind SDK-500 User Manual

3.8. EXTERNAL OPTICAL BARRIER

Typically optical barriers and optical detectors are connected into the main elevator
controller. In order to speed up system reaction to interruption of the barrier, connect the
barrier signal directly to SDK-500.
Connections of external optical barrier is shown in fig. 3.9A – using internal voltage
source of SDK-500 and in fig. 3.9B - using external voltage from the main controller unit or
from the external optical barrier power supply.
A)
2
J9
+15V
1
5
4
J8
3
2
1
CAUTION!
With the barrier not interrupted the voltage must at all times be applied to the
•
{EXT. BARRIER} input.
Remember to activate external barrier in the controller's menu (see External
•
parameter description at page 24) .
Remember to properly select operation options of the {BARRIER} relay output in
•
the controller's menu (see BARRIER out. parameter description at page 24).

3.9. INSTALL SWITCH

12
User's manual for
EXT. BARRIER
Fig. 3.9. External optical barrier connection
J9
J8
Fig. 3.10. Install switch connection
elevator door controller
B)
2
J9
1
5
4
J8
3
2
1
2
+15V
1
5
4
3
2
1
INSTALL
SDK-500
0V
EXT. BARRIER
+
external
supply
-