HEIDENHAIN iTNC 530 675
18.2 Pin Layouts and Connecting Cables for the Data Interfaces
18.2 Pin Layouts and Connecting
Cables for the Data Interfaces
RS-232-C/V.24 interface for HEIDENHAIN
devices
When using the 25-pin adapter block:
The interface complies with the requirements of
EN 50 178 for “low voltage electrical separation.”
Please note that pins 6 and 8 of the connecting cable
274 545 are bridged.
TNC Connecting cable 365 725-xx
Adapter block
310 085-01
Connecting cable 274 545-xx
Male Assignment 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 8
5 Signal GND 5 Red 7 7 7 7 Red 7
6DSR 6 Blue 6 66 6 6
7 RTS 7 Gray 4 4 4 4 Gray 5
8 CTS 8 Pink 5 5 5 5 Pink 4
9 Do not assign 9 8 Violet 20
Hsg. Ext. shield Hsg. Ext. shield Hsg. Hsg. Hsg. Hsg. Ext. shield Hsg.
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