Siemens S7-300 Installation Manual page 4

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7.1 Wiring ................................................................................................................7-1
7.2 Connecting the Protective Conductor to the Rail ..............................................7-4
7.3 Adjusting the Power Supply Module to the Mains Voltage ...............................7-5
7.4 Wiring the power supply module and the CPU .................................................7-6
7.5 Wiring Front Connectors ...................................................................................7-8
7.6 Inserting Front Connectors into Modules ........................................................7-12
7.7 Labeling the Module I/O ..................................................................................7-13
7.8 Connecting shielded cables to the shielding contact element ........................7-14
7.9 Wiring the Bus Connector ...............................................................................7-17
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8.1 Addressing.........................................................................................................8-1
8.2 Slot-defined addressing of modules ..................................................................8-1
8.3 User-defined addressing of modules ................................................................8-3
8.4 Addressing Signal Modules...............................................................................8-3
8.5 Addressing the Integrated I/O of the CPU.........................................................8-6
8.6 Consistent Data .................................................................................................8-7
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9.1 In this Chapter ...................................................................................................9-1
9.2 Commissioning procedure.................................................................................9-1
9.3 Commissioning Checklist ..................................................................................9-4
9.4 Insert the back-up battery or rechargeable battery ...........................................9-5
9.5 Inserting and replacing a memory card .............................................................9-7
9.6 Commissioning the modules .............................................................................9-8
9.6.1 Connecting the PG ............................................................................................9-8
9.6.2 Initial power on. ...............................................................................................9-12
9.6.3 Memory reset by means of the CPU mode selector switch ............................9-13
9.6.4 Starting SIMATIC Manager .............................................................................9-17
9.6.5 Monitoring and controlling I/Os........................................................................9-18
9.7 Commissioning PROFIBUS DP ......................................................................9-23
9.7.1 Commissioning PROFIBUS DP ......................................................................9-23
9.7.2 Commissioning the CPU as DP master ..........................................................9-24
9.7.3 Commissioning the CPU as DP slave .............................................................9-27
9.7.4 Direct Data Exchange .....................................................................................9-33
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10.1 In this Chapter .................................................................................................10-1
10.2 Backup of the CPU operating system .............................................................10-1
10.3 Updating the Operating System ......................................................................10-3
10.4 Module replacement........................................................................................10-4
10.5 Replacing the back-up battery or rechargeable battery
(CPUs with MC only) .......................................................................................10-9
10.6 Digital output module AC 120/230 V: Replacing the fuses ...........................10-11
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S7-300 Automation System, Hardware and Installation: CPU 312IFM - 318-2 DP
A5E00203919-01