Service manual

SERVICE MANUAL TNC 415B/425
Page 28
Issue: 20.08.95
6.2 Connectors on the PLC I/O Boards
6.2.1 Connectors on PL 400
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89
101112
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0V
X3
X2
X1
+24V
X4
X5
X6
X7
X8
X9
X12
X10
X11
+24V
(cannot be switched off
via EMERG. STOP)
from LE
to 2. PLC board
(PL or PA)
can be switched off
via EMERG. STOP