Example Of A Configuration Of Mcp And Hhu Via Opi - Siemens SINUMERIK FM-NC Installation And Startup Manual

3 Settings, MPI / OPI
3.3 Connection of a 2nd MCP/customer OPI and/or 1 HHU (up to SW 3.1)
3.3.3

Example of a configuration of MCP and HHU via OPI

Preconditions
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MMC
100/102/103
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1
1 MCP
OPI X101
X122
MPI
187.5 kbaud
Fig. 3-6 Example of configuration of MCP and HHU via OPI
Parameterization
of basic PLC
program FB1
3-46
S
MCP with firmware version V 03_01_01
S
HHU with firmware version V 01_01_02
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OP 030
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10
6
13
SINUMERIK 840D
13
2
The following parameter settings must be made for the MCP and HHU operat-
ing components in FB1.
MCPNum:=1
MCP1In:=P#E0.0
MCP1Out:=P#A0.0
MCP1StatRec:=P#A12.0 (status double word)
MCP1StatSend:=P#A8.0 (status double word)
MPIBusAdr:=6
BHG:=2
BHGIn:=P#M20.0
BHGOut:=P#M0.0
BHGStatRec:=P#M26.0
BHGStatSend:=P#M30.0 (status double word)
The other HHU parameters are set to appropriate defaults.
See FB basic program.
Note
Note the DIP switch settings (switches S1 and S2 in the HHU).
SINUMERIK 840D Installation and Start-Up Guide (IAD) – 04.00 Edition
Standard bus
addresses
Distribu-
tion box
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NCK
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PLC
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(one MCP)
(MCP input signals)
(MCP output signals)
(HHU on OPI)
(HHU input signals)
(HHU output signals)
(status double word)
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03.96
OPI
15
HHU