27 – 464 HEIDENHAIN Service Manual iTNC 530
X15 to X20,
X80 to X87:
Speed encoder with
EnDat interface
D-sub connector, 25-pin
CC 42x (B) Adapter cable 336 376-xx Connecting cable 340 302-xx
Male
Pin layout Female Color Female
Male
Color Female
1+5 V (U
P
) 1 Brown/Green 10 10 Brown/Green 10
2 0 V (U
N
) 2 White/Green 7 7 White/Green 7
3 A+ 3 Green/Black 1 1 Green/Black 1
4 A– 4 Yellow/Black 2 2 Yellow/Black 2
50 V
6 B+ 6 Blue/Black 11 11 Blue/Black 11
7 B– 7 Red/Black 12 12 Red/Black 12
8 0 V 8 Internal shield 17 17 Internal shield 17
9 Do not assign
10 Clock 10 Green 5 5 Green 5
11 Do not assign
12 Clock
12 Brown 14 14 Brown 14
13 Temperature + 13 Yellow 8 8 Yellow 8
14 +5 V (sensor) 14 Blue 16 16 Blue 16
15 Data 15 Red 3 3 Red 3
16 0 V (sensor) 16 White 15 15 White 15
17 Do not assign
18 Do not assign
19 Do not assign
20 Do not assign
21 Do not assign
22 Do not assign
23 Data
23 Black 13 13 Black 13
24 0 V
25 Temperature – 25 Violet 9 9 Violet 9
Hsg. Housing Hsg. External shield Hsg. Hsg. External
shield
Hsg.
The interface complies with the requirements of EN 61800-5-1 for "protective extra-low
voltage" (PELV).
Only units that comply with the requirements of EN 61800-5-1 for "protective extra-low
voltage" (PELV) may be connected.
Line drop compensator 370 224-01, if required
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