HEIDENHAIN ITNC 530 - Page 480

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