HEIDENHAIN ITNC 530 - CONVERSATIONAL PROGRAMMING User Manual page 675

18.2 Pin Layouts and Connecting
Cables for the Data Interfaces
RS-232-C/V.24 interface for HEIDENHAIN
devices
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.
When using the 25-pin adapter block:
TNC Connecting cable 365 725-xx
Male Assignment Female
1 Do not assign 1
2 RXD 2
3 TXD 3
4 DTR 4
5 Signal GND 5
6 DSR 6
7 RTS 7
8 CTS 8
9 Do not assign 9
Hsg. Ext. shield Hsg.
HEIDENHAIN iTNC 530
Color Female
1
Yellow 3
Green 2
Brown 20
Red 7
Blue 6
Gray 4
Pink 5
Ext. shield Hsg.
Adapter block
Connecting cable 274 545-xx
310 085-01
Male Female Male
1 1 1
3 3 3
2 2 2
20 20 20
7 7 7
6 6 6
4 4 4
5 5 5
8
Hsg. Hsg. Hsg.
Color Female
White/Brown 1
Yellow 2
Green 3
Brown 8
Red 7
6
Gray 5
Pink 4
Violet 20
Ext. shield Hsg.
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