Contents
System- and communication configuring D7-SYS - SIMADYN D
xi
Edition 12.2003
3.10
DUST3 coupling................................................................................................. 3-133
3.10.1
Hardware structure ............................................................................................ 3-133
3.10.2
Configuring......................................................................................................... 3-133
3.10.2.1
Data entries at inputs AT, AR ............................................................................ 3-133
3.10.2.2
Central coupling block ....................................................................................... 3-134
3.10.2.3
Transmit/receive blocks ..................................................................................... 3-135
3.11
DUST7 coupling................................................................................................. 3-136
3.11.1
General .............................................................................................................. 3-136
3.11.2
Hardware ........................................................................................................... 3-136
3.11.3
Configuring......................................................................................................... 3-136
3.12
MPI coupling ...................................................................................................... 3-137
3.12.1
Characteristics and hardware............................................................................ 3-137
3.12.2
Configuring......................................................................................................... 3-137
3.13
USS master coupling ......................................................................................... 3-138
3.13.1
Hardware structure ............................................................................................ 3-138
3.13.2
Data transfer technique ..................................................................................... 3-141
3.13.3
Transferred net data .......................................................................................... 3-141
3.13.4
Configuring......................................................................................................... 3-141
3.13.4.1
Central coupling block @CSU ........................................................................... 3-141
3.13.4.2
Function blocks which can be used................................................................... 3-142
3.13.4.3
Telegram types .................................................................................................. 3-143
3.13.5
Mode of operation .............................................................................................. 3-143
3.13.6
USS master on the T400 technology module.................................................... 3-144
3.13.6.1
Basis network for the T400 technology module ................................................ 3-144
3.13.6.2
Initialization ........................................................................................................ 3-145
3.13.6.3
Broadcast........................................................................................................... 3-145
3.13.7
Literature............................................................................................................ 3-145
3.14
USS slave coupling............................................................................................ 3-146
3.14.1
Basis network for the T400 technology module ................................................ 3-146
3.14.2
Initialization ........................................................................................................ 3-146
3.14.3
Exchanging process data .................................................................................. 3-147
3.14.3.1
Transmitting ....................................................................................................... 3-147
3.14.3.2
Receiving ........................................................................................................... 3-147
3.14.4
Handling and visualizing parameters................................................................. 3-148
3.14.5
Special features for 4-conductor operation of the USS-slave coupling............. 3-148
3.14.6
USS-slave coupling via V24/RS232 .................................................................. 3-148
3.15
Peer-to-peer coupling ........................................................................................ 3-149
3.15.1
Initialization ........................................................................................................ 3-149
3.15.2
Transferring process data.................................................................................. 3-149
3.15.2.1
Transmitting ....................................................................................................... 3-149
3.15.2.2
Receiving ........................................................................................................... 3-150
3.16
SIMATIC P-bus coupling ................................................................................... 3-151
3.16.1
Overview of the 3 data transfer types, FM 458
←→
SIMATIC-CPU................. 3-152
3.16.2
Initiating a process interrupt on SIMATIC-CPU ................................................. 3-153
3.16.3
Data transfer via I/O accesses .......................................................................... 3-154
