Siemens SIMATIC S7-300 Hardware And Installation Manual page 4

Contents
6 6Wiring
6.1 Wiring ................................................................................................................6-1
6.2 Bonding the protective conductor to the profile rail...........................................6-4
6.3 Adjusting the power supply module to mains voltage .......................................6-5
6.4 Wiring the power supply module and the CPU .................................................6-6
6.5 Wiring front connectors .....................................................................................6-8
6.6 Inserting front connectors into modules ..........................................................6-11
6.7 Labeling the module I/Os ................................................................................6-12
6.8 Connecting shielded cables to the shielding contact element ........................6-13
6.9 Wiring the bus connector ................................................................................6-16
7 7Addressing
7.1 Addressing ........................................................................................................7-1
7.2 Slot-defined addressing of modules..................................................................7-1
7.3 User-defined addressing of modules ................................................................7-3
7.4 Addressing signal modules ...............................................................................7-3
7.5 Addressing the integrated I/O of the CPU.........................................................7-6
7.6 Consistent data ...............................................................................................7-10
8 8Commissioning
8.1 In this Chapter ...................................................................................................8-1
8.2 Commissioning procedure ................................................................................8-1
8.3 The commissioning checklist ............................................................................8-4
8.4 Insert the backup battery or rechargeable battery ............................................8-6
8.5 Inserting or replacing a Memory Card or Micro Memory Card..........................8-7
8.6 Commissioning modules ...................................................................................8-9
8.6.1 Connecting the PG ............................................................................................8-9
8.6.2 Initial power on. ...............................................................................................8-13
8.6.3 Resetting CPU memory ..................................................................................8-13
8.6.4 Starting SIMATIC Manager .............................................................................8-19
8.6.5 Monitoring and controlling I/Os .......................................................................8-20
8.7 Commissioning PROFIBUS-DP ......................................................................8-24
8.7.1 Commissioning PROFIBUS-DP ......................................................................8-24
8.7.2 Commissioning the CPU as DP Master ..........................................................8-26
8.7.3 Commissioning the CPU as DP slave.............................................................8-29
8.7.4 Direct data exchange ......................................................................................8-34
9 9Maintenance
9.1 In this Chapter ...................................................................................................9-1
9.2 Operating System Backup ................................................................................9-2
9.3 Updating the Operating System ........................................................................9-3
9.4 Module replacement..........................................................................................9-5
9.5 Replacing the backup/rechargeable battery
(not CPU 312 IFM and CPUs 31xC) .................................................................9-8
9.6 Digital output module AC 120/230 V: Replacing the fuses .............................9-11
iv
S7-300 Programmable Controller Hardware and Installation
6-1
7-1
8-1
9-1
A5E00105492-01