X46 = machine operating panel x47 = plc i/o board – HEIDENHAIN TNC 415 (259 9x0) Service Manual User Manual
Page 29
SERVICE MANUAL TNC 415B/425
Page 26
Issue: 20.08.95
flange socket with female insert (37-pin, D-SUB)
12V interface
flange socket with male insert(25-pin, D-SUB)
Pin No.
Assignment
Pin No.
Assignment
1
I128
1,2,3
0 V * 1
2
I129
4
serial IN 2
3
I130
5,6,17,18
not assigned
4
I131
7
-RESET
5
I132
8
-WRITE EXTERN
6
I133
9
WRITE EXTERN
7
I134
10
-O5
8
I135
11
-O3
9
I136
12
-O1
10
I137
13
shield
11
I138
14,15,16
+ 12V * 1
12
I139
19
serial IN 1
13
I140
20
EMERGENCY STOP
14
I141
21
-serial OUT
15
I142
22
serial OUT
16
I143
23
-O4
17
I144
24
-O2
18
I145
25
-O0
19
I146
20
I147
21
I148
22
I149
23
I150
24
I151
25
I152
26
O0
1)
27
O1
1)
28
O2
1)
29
O3
1)
30
O4
1)
31
O5
1)
32
O6
1)
33
O7
1)
34
0 V (PLC)
2)
35
0 V (PLC)
2)
36
+ 24V PLC
3) 4)
37
+ 24V PLC
3) 4)
1)
O0...O7 simultaneously at X21 (PLC output)
2)
0V PLC reference potential for testing
3)
+ 24 V PLC supply voltage routed via fuse for the inputs
I128 to I152
4)
PLC board version 01/02:
+ 24V_A can be switched off
PLC board version 03:
+ 24V cannot be switched off