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SIMATIC S7-300
Getting Started for First Time Users
Order No.: 6ZB5310-0NC02-0BA0
04/2007
A5E01094750-01
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Safety Guidelines This manual contains notices you have to observe in order to ensure your personal safety, as well as to prevent damage to property. The notices referring to your personal safety are highlighted in the manual by a safety alert symbol, notices referring only to property damage have no safety alert symbol. These notices shown below are graded according to the degree of danger. Danger indicates that death or severe personal injury will result if proper precautions are not taken.
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Prescribed Usage Note the following: Warning This device may only be used for the applications described in the catalog or the technical description and only in connection with devices or components from other manufacturers which have been approved or recommended by Siemens. Correct, reliable operation of the product requires proper transport, storage, positioning and assembly as well as careful operation and maintenance. Trademarks All names identified by ® are registered trademarks of the S
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Contents 1 Welcome. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2 Preparing the PC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 3 Installing and wiring the hardware. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 3.1 What components are required?. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 3.2 Installing the components . . . . . . . . . . . . . . . . . . . . .
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1Welcome 2
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Welcome to the “S7-300 Getting Started for First Time Users”. Using an example of a conveyor belt, we will illustrate how easy it is to control a drive motor with an S7-300. You will use the S7-300 to start the motor, switch the direction of rota- tion, and then stop the motor again. To accomplish this, you will perform the following tasks: • Install the required software. • Install and wire the required control components. • Configure the hardware using the STEP 7 Lite software, and download
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1Welcome Validity These instructions apply to the following CPUs: You will need a micro memory card (MMC) As of firmware Abbreviation Order no. for operation version 312C 6ES7312-5BE03-0AB0 X V 2.6 Prerequisites ® TM You are proficient in working with the Microsoft Windows operating system. You are familiar with the basics of electronics and electrical engineering. Warning Dangerous currents and voltages! Serious bodily injury and damage to machinery and equipment can occur if you do not ob
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Materials and tools In order to install the conveyor belt control, you will need the following materials and tools: • The S7-300 starter kit contains the following: Order number Quantity Item (Siemens) 1 Mounting rail 6ES7390-1AB60-0AA0 1 CPU 312C 6ES7312-5BE03-0AB0 1 SIMATIC Micro Memory Card 6ES7953-8LF11-0AA0 1 Multipin front panel connector with screw-type 6ES7392-1AM00-0AA0 contacts 1 PC Adapter USB with driver software 6ES7972-0CB20-0XA0 1 Manual Collection containing electronic manuals
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1Welcome • In addition, you will need the following components: Note Order number You can also use the Quantity Item (Siemens) CPU 312C with an extra-low voltage that is safely isolated 1 Power supply 6ES7307-1EA00-0AA0 from the supply system. Safe isolation can be achieved, for 1 PC with USB interface - example, in accordance with 1 STEP 7 Lite V3.0 + Service Pack 2 Can be downloaded free VDE 0100 Part 410 / HD 384- of charge on the Internet 4-41 / IEC 364-4-41 or VDE 0805 / EN 60950 /
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7 SIMATIC S7-300 Getting Started for First Time Users Getting Started, 04/2007, 6ZB5310-0NC02-0BA0
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2 Preparing the PC 8
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Installing STEP 7 Lite In order to create the control program for the drive motor on your PC, you must install the STEP 7 Lite software. The latest version of STEP 7 Lite including ser- vice pack can be found on the Internet at: http://support.automation.siemens.com/WW/view/en/24372175 • Open the installation file and follow the instructions. Installing the driver for the PC Adapter USB Use the PC Adapter USB to establish the connection between the CPU 312C and the PC. The PC Adapter USB conn
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2 Preparing the PC Setting the interface 1. Open the dialog for setting the PG/PC interface. 10 SIMATIC S7-300 Getting Started for First Time Users Getting Started, 04/2007, 6ZB5310-0NC02-0BA0
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2. For the interface, select “PC Adapter(MPI)”. This connection property enables communication between your PC and the MPI interface of the CPU 312C. 11 SIMATIC S7-300 Getting Started for First Time Users Getting Started, 04/2007, 6ZB5310-0NC02-0BA0
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2 Preparing the PC 3. Configure the connection to the USB interface. This connection property enables communication between the MPI interface of the CPU 312C and your PC. You have installed STEP 7 Lite and the software for the PC Adapter USB and configured the interfaces between the PC Adapter USB and the CPU 312C. Next, you will install the control components on the mounting rail. 12 SIMATIC S7-300 Getting Started for First Time Users Getting Started, 04/2007, 6ZB5310-0NC02-0BA0
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13 SIMATIC S7-300 Getting Started for First Time Users Getting Started, 04/2007, 6ZB5310-0NC02-0BA0
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3 Installing and wiring the hardware 14
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3.1 What components are required? Note If you do not have a motor, you can still implement the example. In this case, you will In order to control the conveyor belt, you will need the components shown: observe the LEDs on the digi- tal outputs of the CPU 312C. • Power supply for the control components • CPU 312C with integrated input and output module • Mounting rail for installing the modules • Momentary contact switch • Motor for driving the conveyor belt (optional) • PC with STEP 7 Lite in
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3 Installing and wiring the hardware 3.2 Installing the components In this section, we show you how to: • Install and ground the mounting rail • Install the modules on the mounting rail • Insert the front panel connector Installing and grounding the mounting rail 1. Screw the mounting rail to the 2. Connect the mounting rail to the subsurface. Use two M6 screws ground wire. for this. The prescribed minimum cross-section for the cable to the protective conductor 2 is 10 mm . Note the following
