HEIDENHAIN iTNC 530 Service Manual page 480

Ribbon cable connector, 20-pin
X51 to X64:
PWM-output
Ribbon cable connector, 20-pin
1a
1b
2a
2b
3a
3b
4a
4b
5a
5b
6a
6b
7a
7b
8a
8b
9a
9b
10a
10b
27 – 480
Note
The interface complies with the requirements of EN 61800-5-1 for "protective extra-low
voltage" (PELV).
Pin layout
PWM U1
0 V U1
PWM U2
0 V U2
PWM U3
0 V U3
SH2
0 V (SH2)
SH1
0 V (SH1)
+/actl 1
–/actl 1
0 V (analog)
+Iactl 2
–/actl 2
0 V (analog)
BRK
Do not assign
ERR
RDY
HEIDENHAIN Service Manual iTNC 530