Interfaces
4.1 CNC operator panel (PCU) interfaces
4-21
SINUMERIK 802D sl Instruction Manual (BA), 05/2005 Edition
6FC5 397-0CP10-1BA0
4.1.4 RS232 COM interface
A PC/programming device (PG) for data exchange with the CNC operator panel can be con-
nected to male connector X8.
Connector pin assignment
Designation: X8 (RS232)
Type: 9-pin D-Sub plug terminal strip
Table 4-2 Pin assignment of connector X8
Schematic view of the female
connector, mounting position
and labeling
Pin Name Description
X8
RS232
1 DCD Received Line
Signal Detector
Carrier Detector
Received signal level
1
2 RXD Received Data Received data
3 TXD Transmitted Data Transmitted data
9
4 DTR Data Terminal
Ready
Terminal ready
5 M Ground Ground (GND)
6 DSR Data Set Ready Readiness for
operation
7 RTS Request To Send Transmission request
8 CTS Clear To Send Ready to send
9 not
assigned
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Siemens Automation Parts