4.2 Interfaces
4-53
Copyright © Siemens AG 2006
SINUMERIK 810D Equipment Manual Configuration CCU (PHC) – 03/2006 Edition
The signal names in the following tables mean:
P5 Logic power supply 5 V
GND Logic reference potential ground
P5EXT Logic power supply 5 V isolated
M5EXT Logic reference potential for P5EXT
The signal types in the following tables mean:
B Bidirectional
I Input
O Output
V Voltage
OC Open Collector
PROFIBUS DP interface
Connector name: X102
Connector type: 9-pole D-Sub socket connector
Maximum cable length: 200 m
Special features: isolation (safe isolation)
12 MBaud
Table 4-3 X102 pin assignments
X102
Pin Name Type Pin Name Type
1 Not assigned 6 P5EXT VO
2 M24EXT *) VO 7 P24EXT *) VO
3 RS_L2DP B 8 XRS_L2DP B
4 ORTSAS_L2DP O 9 IRTSPG_L2DP I
5 M5EXT VO
*) 24 V only present if 24 V is fed to X121 (cable distributor).
Signal names
RS, XRS RS485 data
ORTSAS Request to Send programmable controller
IRTSPG Request to Send programming device
P-bus/K-bus
Connection of S7-300 I/O and single I/O module
Connector name: X111
Connector type: 25-pole D-Sub socket connector
Maximum cable length: 10 m
Special features: non-isolated (no safe isolation)
Signal names
Signal types
X102
X111
4 Descri
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