X23 = tnc operating panel (te), 4 pin layout: plc board – HEIDENHAIN TNC 306 Service Manual User Manual
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SERVICE MANUAL TNC 306/360
Page 17
HEIDENHAIN Service
X11 Electronic Handwheel HR 130/HR 330
X12 Touch Probe System TS 120 (TS
111/TS 511, only via adaptor cable
Flange socket with female insert (9-pin)
Flange socket with female insert (15-pin)
Pin No.
Signal Designation
Pin No.
Signal Designation
1,3,5,7,9
do not assign
1
internal shield
2
GND (0V)
3
ready for operation
4
+ 12 V
4
start
6
DTR
5
+ 15 V
8
RxD
6
+ 5V (Up)
Housing
external shield
7
-battery warning
8
0 V (Un)
9
trigger signal
10
-trigger signal1)
2, 11 to 15
not assigned
1) Stylus at rest = high level
6.1.4 Pin Layout: PLC Board
X44 Power Supply (PLC part)
Terminal block (pluggable) 3-pin
Pin No.
Assignment
1
+ 24 V_A can be switched off with EMERCENCY STOP
2
+ 24 V cannot be switched off with EMERGENCY STOP
3
0 V
X23 TNC Operating Panel (TE)
Flange socket with female insert (37-pin)
Pin No.
Assignment
1
RL0
20
SL0
2
RL1
21
SL1
3
RL2
22
SL2
4
RL3
for key
23
SL3
for key
5
RL4
matrix
24
SL4
matrix
6
RL5
25
SL5
7
RL6
26
SL6
8
RL7
27
SL7
9
do not assign
28
do not assign
10
do not assign
29
do not assign
11
do not assign
30
do not assign (internally on 0 V)
12
do not assign
31
do not assign
13
do not assign
32
do not assign
14
do not assign
33
do not assign
15
do not assign
34
spindel override (wiper)
16
do not assign
35
feed override (wiper)
17
do not assign
36
+ 5 V override potentiometer
18
do not assign
37
0 V override potentiometer
19
do not assign
housing
external shield