Siemens SINUMERIK 840DE User Manual page 51

03.06
X101
Operator panel front interface (MPI)
Connector name:
Connector type:
Maximum cable length:
Special features:
Table 4-4
Signal names
XRS_BTSS, RS_BTSS
RTSAS_BTSS
RTSPG_BTSS
2M
2P5
P24ext, M24ext
Signal type
B
O
VO
I
X102
PROFIBUS DP interface
Connector name:
Connector type:
Maximum cable length:
Special features:
Table 4-5
*) 24 V only present if 24 V is fed to X121 (cable distributor).
© Siemens AG, 2006. All rights reserved
SINUMERIK 840D Configuring Manual NCU (PHD) – 03.06 Edition
Pin assignments on connector X101
Pin Name
1 Not assigned
2 Not assigned
3 RS_OPI
4 RTSAS_BTSS
5 2M
Bidirectional
Output
Voltage Output
Input
X102 pin assignments
Pin Name
1 Not assigned
2 M24ext *)
3 RS_PROFIBUSDP
4 RTSAS_PROFIBUSDP
5 DGND
4 Description of the NCU
4.3 NCU module interfaces
X101
9-pole sub D socket connector
200 m
Isolation (safe isolation)
X101
Type Pin Name
6 2P5
7 Not assigned
B 8 XRS_OPI
O 9 RTSPG_BTSS
VO
differential RS485 data – BTSS
Request to Send AS – BTSS
Request to Send PG – BTSS
Signal Ground, isolated
+ 5 V, isolated
24 V supply voltage
X102
9-pole sub D socket connector
200 m
Isolation (safe isolation)
1.5 MBaud
X102
Type Pin Name
6 VP
VO 7 P24ext *)
B 8 XRS_PROFIBUSDP
O 9 RTSPG_PROFIBUSDP
VO
Type
VO
B
I
Type
VO
VO
B
I
4-49