Siemens CPU 312C Hardware And Installation Guide

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S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
iv A5E00105492-03
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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.................................................................................................8-8
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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 Commissioning the Modules .............................................................................9-6
9.4.1 Connecting the PG ............................................................................................9-6
9.4.2 Inserting/Replacing a Micro Memory Card (MMC)..........................................9-10
9.4.3 Initial Power On ...............................................................................................9-12
9.4.4 Resetting Memory via the Mode Selector Switch of the CPU.........................9-13
9.4.5 Formatting the Micro Memory Card (MMC) ....................................................9-16
9.4.6 Starting SIMATIC Manager .............................................................................9-17
9.4.7 Monitoring and controlling I/Os........................................................................9-18
9.5 Commissioning PROFIBUS DP ......................................................................9-22
9.5.1 Commissioning PROFIBUS DP ......................................................................9-22
9.5.2 Commissioning the CPU as DP Master ..........................................................9-23
9.5.3 Commissioning the CPU as DP Slave ............................................................9-26
9.5.4 Direct Data Exchange .....................................................................................9-32
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10.1 In this Chapter .................................................................................................10-1
10.2 Operating System Back-Up.............................................................................10-1
10.3 Updating the Operating System ......................................................................10-3
10.4 Module replacement........................................................................................10-4
10.5 Digital output module AC 120/230 V: Replacing the fuses .............................10-9

Siemens CPU 312C Specifications

General

Brand	Siemens
Model	CPU 312C
Category	Processor
Language	English