START-S7lT
operating guide
-10-
4.12 Connection of the Open and Close limt switches
It is shown in the picture the connection of both limit switches:
The contacts of limit switches
are normally closed
If the open and close limit
switche are not used, bring
DIP 3B in ON (open limit
switch) and DIP 4B in ON
for close limit switch.
!
6
7
8
5
10
11
12
9
14
15
16
13
18
17
CloSe
oPen
power supply of
the photo -beam (TX)
+
-
+
-
4.13 Connection of the PHOTO A (only closing)
Photo-beam receivers.
n.C. terminal board.
The normally closed contact of
the receiver should be isolated
from tension.
If you you more couples of
photobeams the connection
should be serial.
If the input PHOTO
is not used bring DIP
2B in ON
!
6
7
8
5
10
11
12
9
14
15
16
13
18
17
+
-
power supply of
the photo -beam
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