Siemens S7-300 manual Commissioning the hardware, Connecting the CPU 312C and the PC

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3.4 Commissioning the hardware

3.4 Commissioning the hardware

When you commission the hardware, you establish the connections between the CPU 312C and your PC. You supply power to the installed equipment and test for proper wiring.

Connecting the CPU 312C and the PC

1. Connect the USB cable to the PC Adapter and your PC.

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SIMATIC S7-300 Getting Started for First Time Users Getting Started, 04/2007, 6ZB5310-0NC02-0BA0

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Contents Order No. 6ZB5310-0NC02-0BA0 04/2007SIMATIC S7-300 Getting Started for First Time Users Qualified Personnel Safety GuidelinesDanger Disclaimer of Liability Prescribed UsageTrademarks Page 7 Congratulations Contents1 Welcome To accomplish this, you will perform the following tasks Validity 1 WelcomePrerequisites You will need a microOrder number Materials and toolsQuantity SiemensVDE 0805 / EN 60950 / IEC 950 or VDE 0106 Part In addition, you will need the following componentsYou can also use the Page 2 Preparing the PC Open the installation file and follow the instructions Installing STEP 7 LiteInstalling the driver for the PC Adapter USB 2 Preparing the PC Setting the interface1. Open the dialog for setting the PG/PC interface Page 2 Preparing the PC Page 3 Installing and wiring the hardware 3.1 What components are required? 3 Installing and wiring the hardware 3.2 Installing the componentsInstalling and grounding the mounting rail 2. Connect the mounting rail to the ground wire1. Install the power supply, tighten Installing modules on the mounting rail2. Install the CPU 312C ing the screws hand-tightPreparing the cables 3.3 Wiring the components1. Cut the cables to the desired 2. Remove the insulation and press1. Prepare the power cable Wiring the CPU 312C and the power supply2. Connect the power cable to the power supply 3. Secure the power cable1. Connect the momentary contact switches to the digital inputs Wiring the momentary contact switches1. Connect the power supply for the digital inputs Wiring the motor2. Wire the motor, if available. This step is optional Connecting the front panel connector 2. If necessary, change the switch position for the line voltage Checking the line voltage setting1. Connect the USB cable to the PC Adapter and your PC Connecting the CPU 312C and the PC3.4 Commissioning the hardware 2. Close the front panel 1. Connect the supply cable to the supply system Supplying power to the CPU 312C3 Installing and wiring the hardware 3. Set the main switch of the power supply to “ON” Testing the connections Page 4 Configuring the control in STEP 7 Lite 4.1 What is a STEP 7 Lite project? 4.2 Opening a STEP 7 Lite project 4 Configuring the control in STEP 7 LiteOpening the “conveyor” project 1. Start STEP 7 Lite1. Create a new S7-300 station 4.3 Reproducing the module configuration in STEP 7 LiteCreating the module configuration 4 Configuring the control in STEP 7 Lite Page 4 Configuring the control in STEP 7 Lite 1. Set the amount of retentive bit memory to “0” Setting the parameters of the CPU 312C1. Save the project Saving the projectEstablishing the online connection 4.4 Establishing the online connection between the PC and CPU 312C1. Delete the old program blocks and configurations from the CPU 312C 4.5 Downloading and checking the module configuration to the CPU 312CPerforming a memory reset on the CPU 312C Downloading the module configuration to the CPU 312C Checking the module configuration Page 5 Opening the program on the PC 5.1 What is a program? 1. Open the program 5.2 Opening a program5 Opening the program on the PC Page 6 Performing a test run 6.1 Downloading the project to the CPU 312C 6 Performing a test run 1. Set the mode switch of the CPU 312C to “RUN”6.2 Starting the test run 2. Press the green momentary con- tact switch to start the motor The output LED 0.3 goes out The motor is switched offThe output LED 0.5 lights up. The input LED 0.3 lights up Page 7 Congratulations Want to know more about SIMATIC S7-300? Contact us 8 Additional information 8.1 Diagnostics / correction of errors 8 Additional information 8.2 Additional documentationDescription Name of manual8.3 SIMATIC Technical Support Service & Support on the InternetPage 8 Additional information

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