06.03
5.4 Machine control panel (MCP)
5-143
Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
The parameters are set using switch S3 on the rear side of the MCP.
S
Data transfer rate
S
Transmission time and receive monitoring
S
MPI address
S
Operator component type.
Table 5-1
Meaning of the S3 switch
1
2
3
4
5
6
7
8
Meaning:
ON
OFF
Data transfer rate = 1.5 Mbaud
Data transfer rate = 187.5 kbaud
ON
OFF
OFF
OFF
ON
OFF
200msecscycle transmit pattern/2400msecs receive monitoring
100msecscycle transmit pattern/1200msecs receive monitoring
50msecscycle transmit pattern/ 600msecs receive monitoring
ON
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
OFF
OFF
OFF
OFF
ON
ON
ON
ON
OFF
OFF
OFF
OFF
ON
ON
OFF
OFF
ON
ON
OFF
OFF
ON
ON
OFF
OFF
ON
ON
OFF
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
MPI address:
15
14
13
12
11
10
9
8
7
6 (default setting)
5
4
3
2
1
0
ON
Type = interface to customer operator panel
OFF
Type = MCP
ON
OFF
ON
OFF
ON
ON
OFF
OFF
Default setting
ON
OFF
ON
OFF
ON
ON
OFF
OFF
Default setting for 840Di
Data transfer rate:
1.5 Mbaud
Cyclical transmit pattern:
100msecs
MPI address:
6
Type:
MCP
5.4.3
Parameterization of the PLC
The PLC program has a modular structure. It consists of the following function
blocks:
S
Runup and synchronization (OB 100)
S
Cyclic operation (OB 1)
S
Process alarm processing (OB 40).
S3 switch
Program structure
5 MPI Communication
