27 – 482 HEIDENHAIN Service Manual iTNC 530
X127:
RS-232-C/V.24
data interface
D-sub connector, 9-pin
Dual-processor control: Connection to HEIDENHAIN HeROS operating system
25-pin adapter block:
9-pin adapter block:
The interface complies with the requirements of EN 61800-5-1 for "protective extra-low
voltage" (PELV).
MC 42x (B/C) Connecting cable
ID 365 725-xx
Adapter block
310 085-01
Connecting cable
ID 274 545-xx
Male Pin layout Female Color Female Male Female Male Color Female
1 Do not assign 1 1 1 1 1 White/
Brown
1
2 RXD 2 Yellow 3 3 3 3 Yellow 2
3 TXD 3 Green 2 2 2 2 Green 3
4 DTR 4 Brown 20 20 20 20 Brown 6
8
5 Signal GND 5 Red 7 7 7 7 Red 7
6 DSR 6 Blue 6 6 6 6 Violet 20
8
7 RTS 7 Gray 4 4 4 4 Gray 5
8CTS 8 Pink5 55 5Pink4
9 Do not assign 9
Hsg. External shield Hsg. Ext.
shield
Hsg. Hsg. Hsg. Hsg. Ext.
shield
Hsg.
MC 42x (B/C) Connecting cable
ID 355 484-xx
Adapter block
363 987-02
Connecting cable
ID 366 964-xx
Male Pin layout Female Color Male Female Male Female Color Female
1 Do not assign 1 Red 1 1 1 1 Red 1
2 RXD 2 Yellow 2 2 2 2 Yellow 3
3TXD 3 WH 33 3 3 White2
4 DTR 4 Brown 4 4 4 4 Brown 6
5 Signal GND 5 Black 5 5 5 5 Black 5
6 DSR 6 Violet 6 6 6 6 Violet 4
7 RTS 7 Gray 7 7 7 7 Gray 8
8CTS 8 White/
Green
88 8 8 White/
Green
7
9 Do not assign 9 Green 9 9 9 9 Green 9
Hsg. External shield Hsg. Ext.
shield
Hsg. Hsg. Hsg. Hsg. Ext.
shield
Hsg.
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