Mpi Parameterization Of The Plc - Siemens SINUMERIK 840Di Manual

06.03
MPI address
Display of soft-
ware version and
MPI address
5.6.4

MPI parameterization of the PLC

Program structure
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
The MPI address is set to F
kept.
Table 5-3 MPI addresses that can be set using S2
S2
1 2 3 4
ON ON ON ON F
ON ON ON OFF E
ON ON OFF ON D
ON ON OFF OFF C
ON OFF ON ON B
ON OFF ON OFF A
ON OFF OFF ON
ON OFF OFF OFF
OFF ON ON ON
OFF ON ON OFF
OFF ON OFF ON
OFF ON OFF OFF
OFF OFF ON ON
OFF OFF ON OFF
OFF OFF OFF ON
OFF OFF OFF OFF
After the HHU has been electrically connected, the message: "Waiting for PLC",
the software version and the MPI address are displayed on the screen until no
communication between HHU and PLC takes place.
Software Version: Version 4.1.1
Fig. 5-11 Software version and MPI address
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).
The user (machine manufacturer) must call the relevant part of the basic
program in the OBs 1, 40 and 100, as shown in Fig. 5-12.
5.6 Handheld unit (HHU)
= 15 by default. This address can normally be
H D
MPI address
= 15 (default address)
H D
= 14
H D
= 13
H D
= 12
H D
= 11
H D
= 10
H D
9
8
7
6
5
4
3
2
1
0
SIEMENS
Waiting for PLC
V04.01.01 F
MPI Address: F
5 MPI Communication
= 15
H D
5-155