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First Steps in Commissioning CPU 31xC: Positioning with digital output

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Getting Started, 08/2011, A5E00105533-03

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Содержание Simatic S7-300 314C-2 DP

Страница 1: ... ___________________ ___________________ ___________________ ___________________ SIMATIC S7 300 First Steps in Commissioning CPU 31xC Positioning with digital output Getting Started 08 2011 A5E00105533 03 Introduction 1 Preparation 2 Learning units 3 Further Information 4 ...

Страница 2: ...nce with the relevant documentation in particular its warning notices and safety instructions Qualified personnel are those who based on their training and experience are capable of identifying risks and avoiding potential hazards when working with these products systems Proper use of Siemens products Note the following WARNING Siemens products may only be used for the applications described in th...

Страница 3: ...00105533 03 3 Table of contents 1 Introduction 5 2 Preparation 7 3 Learning units 11 3 1 1 Step Wire the CPU 11 3 2 2 Step Installing the sample project 14 3 3 3 Step Setting parameters 15 3 4 4 Step Linking blocks to the user program 16 3 5 5 Step Carrying out a dry run 17 4 Further Information 19 ...

Страница 4: ...Table of contents First Steps in Commissioning CPU 31xC Positioning with digital output 4 Getting Started 08 2011 A5E00105533 03 ...

Страница 5: ... on a concrete example this Getting Started manual takes you through five commissioning steps to the point where you have a functioning traversing movement You will get to know certain basic hardware and software functions and will calculate and check the application dependent parameters in this sample This process will take one to two hours depending on your experience ...

Страница 6: ...Introduction First Steps in Commissioning CPU 31xC Positioning with digital output 6 Getting Started 08 2011 A5E00105533 03 ...

Страница 7: ...structions apply to the following CPUs CPU SIMATIC Micro Memory Card required for operation As of firmware version 314C 2 DP yes V3 3 314C 2 PtP yes V3 3 314C 2 PN DP yes V3 3 The order number can be found in the manuals e g the operating instructions CPU 31xC and CPU 31x Installation http support automation siemens com WW view en 13008499 ...

Страница 8: ... sample projects included with the Technological Functions operating instructions You have set up a project for the S7 300 station The PG is connected to the CPU You have an external 24 V DC power supply an encoder a drive and the necessary accessories such as a front connector and wiring material You provided hardware limit switches and EMERGENCY OFF switches for safe and reliable operation of th...

Страница 9: ...gital output Getting Started 08 2011 A5E00105533 03 9 Layout of the example 2 3 7 6 5 4 1 Setting of supply voltage Mode selector Mounting rail Programming device with STEP 7 software PG cable Connecting cable Clamp for strain relief Figure 2 1 Overview of sample layout ...

Страница 10: ...Preparation First Steps in Commissioning CPU 31xC Positioning with digital output 10 Getting Started 08 2011 A5E00105533 03 ...

Страница 11: ...ed to the main power supply Ensure the S7 300 is completely disconnected before wiring Procedure 1 Connect the wired front connector to the CPU 2 Fasten the connector 3 Connect the power supply for the digital inputs and digital outputs 24 V to X2 pins 1 and 31 Ground to X2 pins 20 and 40 4 Connect the incremental encoder to the 24 V power supply 5 Connect the encoder signals X2 pins 2 to 4 QFUHPH...

Страница 12: ...he relay circuit X2 pin 32 to 35 and pin 40 RDG FLUFXLW 3RZHU FRQWURO FLUFXLW 3ROH FKDQJLQJ PRWRU 1RUPDOO FORVHG FRQWDFW DUGZDUH OLPLW VZLWFK PLQXV DUGZDUH OLPLW VZLWFK SOXV 3OXV GLUHFWLRQ 0LQXV GLUHFWLRQ 5DSLG WUDYHUVH UHHS VSHHG 0 0 8 Strip the insulation from the shielded cables 9 Clamp the cable shield into the shield connection element using the shield terminal elements ...

Страница 13: ...NECTOR X2 Pin Name address Function 1 1 L 24 V power supply of the inputs 2 DI 0 0 Encoder signal A 3 DI 0 1 Encoder signal B 4 DI 0 2 Encoder signal N 5 DI 0 3 Length measurement 6 DI 0 4 Reference point switch 20 1 M Ground 31 3 L 24 V power supply of the outputs 32 DO 1 0 Digital output Q0 33 DO 1 1 Digital output Q1 34 DO 1 2 Digital output Q2 35 DO 1 3 Digital output Q3 40 3 M Ground Referenc...

Страница 14: ...1 Take the CD out of the Technological Functions operating instructions 2 Start the installation program on the CD by double clicking on the SETUP EXE file in the SETUP folder The installation program is started 3 Now follow the instructions in the installation program Installing from the Internet 1 Open the directory with the sample projects 2 Start the installation program by double clicking the...

Страница 15: ...he settings according to your system 6 Confirm your settings with OK The Positioning properties dialog closes Note The input and output address of the submodules DI24 DO16 AI5 02 Counting and Positioning must be adapted for the example to function correctly Double click the relevant line to adapt the submodule A dialog opens Select the Addresses tab in each case Deselect the System default checkbo...

Страница 16: ...d Symbols folders are displayed in the right hand window 3 Double click on the Blocks container All blocks of the S7 program are displayed 4 Copy all blocks from this folder to your project under SIMATIC 300 Station CPU 3xx S7 Program Blocks Block Name in the toolbar Description OB 1 CYCLE_EXC Cyclic program OB 100 COMPLETE RESTART Complete restart Reset the control signals FC 1 GETST_A Getting St...

Страница 17: ... the following ways Set the control value for the direction to 0 again and activate it Set the control value for the drive enable to 0 again and activate it Change the CPU to STOP 4 Switch the CPU to RUN At the bottom right you will see that the CPU is set to RUN mode 5 Try out the two following experiments With Variable Activate Modify Values you can make the control values valid Jogging mode Mak...

Страница 18: ... relative mode DRV_EN 1 drive enable TARGET Distance in pulses SPEED Speed 0 Creep speed 1 Rapid traverse Start drive DIR_P 1 Incremental approach relative in plus direction DIR_M 1 Incremental approach relative in minus direction You can monitor the following signal statuses in the column Status Value ST_ENBL 1 Start enable MOD_OUT 4 Current mode Incremental approach relative WORKING 1 Travel act...

Страница 19: ... Errors Incorrect operator input faulty wiring or inconsistent configuration data may lead to errors For information on how to analyze such errors and messages refer to the S7 300 documentation Example The ZEn26_03_TF_____31xC_Pos project contains further samples you can use for orientation You can customize all samples according to your personal applications ...

Страница 20: ...Further Information First Steps in Commissioning CPU 31xC Positioning with digital output 20 Getting Started 08 2011 A5E00105533 03 ...

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