Rs-232-c/v.24 data interface, 25-pin, d-sub, Flange socket with female insert – HEIDENHAIN SHB Data Interfaces for HEIDENHAIN User Manual
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HEIDENHAIN Service Manual for Data Interfaces
3.2 Connector Designations and Layouts of TNC 122, TNC 2xx, TNC 3xx,
TNC 4xx, CNC xxx
3.2.1 RS-232-C/V.24 data interface, 25-pin, D-sub
Flange socket with female insert
Pin no.
Assignment
Designation
1
Shield
Chassis Ground
2
RxD
Receive Data
3
TxD
Transmit Data
4
CTS
Clear to Send
5
RTS
Request to Send
6
DTR
Data Terminal Ready
7
GND (0 V *2)
Signal Ground
8 to 19
Not assigned
20
DSR
Data Set Ready
21 to 25
Not assigned
Chassis
External shield = Chassis
Control model
RS-232-C/V.24 connector
X21
X25
X6
X26
TNC 122
x
TNC 246
x
TNC 2500/B/C
x
TNC 306
x
TNC 335
x
TNC 351/355
x
TNC 360
x
TNC 406
x
TNC 407
x
TNC 410
x
TNC 415/B
x
TNC 425
x
TNC 426
x
TNC 430
x
CNC 232B
x
CNC 234.xxx
x
CNC 332
x