(Pneumatic System) Using Omron SYSMAC CPM2A PLC
Contents
1. c SMC Trainer User manual d Exercises of SMC pneumatic e Please refer to page 2 24 A Beginner s Guide to PLC to get examples of PLC electrical wiring f Figures of the SMC Pneumatic System as follows Get in the product c access te the specifications and echnical descriptions SMC panel SMC pneumatic modules References2. Faculty FACULTY OF ELECTRICAL ENGINEERING Subject Subject code Specialized 3 Year Laboratory PBL SKEE SKEM SKEL 3742 Review Released date Amendment Procedure no 2 1 February 2015 26 April 2015 MI UTM FKE 1 10 UTM UNIVERSITI TEKNOLOGI MALAYSIA SKEE SKEM SKEL 3742 FACULTY OF ELECTRICAL ENGINEERING UNIVERSITI TEKNOLOGI MALAYSIA SKUDAI CAMPUS JOHOR APPLIED CONTROL LABORATORY STUDENT PACK Introduction to PLC and Design Electro Pneumatics System Using Omron SYSMAC CPM2A PLC Prepared by Name Signature Stamp Date Dr Herman Wahid Dr Shafishuhaza Sahlan Dr Anita Ahmad Tn Hj Mohamad Shukri Abdul Manaf 26 April 2015 Approved by Name Signature Stamp Date CMED Department Head AP Dr Zaharuddin Mohamed 26 April 2015 Problem Project Guide A PLC is an industrial microprocessor based control system that continuously monitors the state of input devices makes decisions using a custom program and controls the state of devices connected as outputs Although PLC s are relatively bulky compared to a microcontroller they remain the most commonly used industrial data acquisition and control devices in manufacturing and electromechanical automation Industries such as packaging pharmaceuticals refineries mines machine shops power plants and food all automate their systems machinery to produce more ou
3. ck diagram list of equipment materials expected outcome Report writing A group report needs to be submitted in the post week after the third week of laboratory session Your report should follow the general guide by the Laboratory Coordinator such as abstract introduction methodologies etc Other than the general guide your report for this laboratory may also include e Review and circuit diagrams Data and graph as a results Photographs of the actual circuit construction Photographs of your group members Questions That Can Help You Tackle The Problem 1 How does pneumatic cylinder work 2 How does the valve operated 3 What is Timer Counter Pneumatic gripper hold circuit interlocking limit switch 4 How do you define the accuracy of the design moaoge Equipment list a SMC Pneumatic Training kit SMC panel and modules b Omron SYSMAC CPM2A PLC Components list a Connector b Jumper wire wire c Pneumatic air tubes Software a PLC programming software CX ONE Programmer b Microsoft Excel Additional resources Materials related to the problem project Can be technical papers short manual on how to use CX ONE programmer software or other software for a particular problem project links to websites etc Examples as follows a Omron 2001 A Beginner s Guide to PLC Omron Singapore b Omron 2001 CX programmer User Manual version 2 1
4. eumatic cylinder and conveyed somewhere else as part of a manufacturing system To achieve the problem design students are required to perform the following tasks c Tasks Task 1 Controller design using PLC and pneumatic circuit in order to control the movement of cylinder by the following sequences 1 Press the green button once for non Locking type switch to fully extend the piston out 2 Step 1 is performed to test the quality of the mechanical switches In this step the piston will hit the mechanical switch and retract The test result should be recorded and stored in a location memory The mechanical switch functions well or PASS if it performs successfully for 10 times ensure that the green button is ON during operation If there is faulty in the design the red light is turned on and the buzzer is triggered and RESET used a RED button to reset the condition Each time buzzer is triggered it will turn on for ten seconds then stop for ten seconds and repeat continuously Task 2 1 Design a system in which the green button momentary type switch is used to turn on the system and red button momentary type switch to turn off the system 2 When the system is turned on the shaft of double acting cylinder 1 CL1 will extend until it triggers a sensor Then it will turn on the double acting cylinder CL2 The CL1 shaft will retract once the cylinder CL2 is turned on The CL2 shaft is fully extended and simultaneously turns on t
5. he conveyor belt The CL2 shaft is 2 3 4 5 held at the extended position for fifteen seconds Once the fifteen seconds time is completed the conveyor belt will stop running and the CL2 shaft is retracted back to the initial position and stay for five seconds Then step two will repeat continuously Every time the shaft of CL2 is fully extended it will reverse the direction of conveyor belt Red Button will stop the system at any condition A report supported with the experiment result is expected to be produced at the end of the task The collected data and analysis should be well presented and discussed in detail in the report c d e f Problem solving Time line Activities Week 1 Week 2 Week 3 1 Briefing PLC exercises brainstorming oral interview submission of proposal 2 Design programming experiments oral EE interview individual report 3 Analysis oral interview demonstration of O g final designed Proposal write up You are expected to submit a handwritten project proposal on one page of paper attachments e g a flowchart for software based project Each write up is to be submitted as teamwork on the first week of the laboratory Please ensure that each team member is responsible enough to contribute in completing the work Your proposal may include the following information title objective problem statement methodology flow chart blo
6. tputs with consistently quickly and efficiently through the use of PLCs As it is easily programmable to accomplish a variety of control operations it quickly gains wider applications in industry by replacing its predecessor the electromechanical relays The relays are now commonly used as switches and no longer as logical controllers Logical systems are normally represented graphically by using state diagrams or other similar methodologies The representation is then transformed to ladder logic diagrams and implemented in PLC by using its programming language which resembles the ladder logic diagram The purpose of this study is to control an electro pneumatics system by using a PLC approach a Problem objectives e To design an electro pneumatics sequential control system using Omron PLC e To incorporate a faulty system with the proposed design e To analyse the efficiency of the proposed system b Problem Design The sequential system should be designed with the following specifications e The sequential process is done using two double acting pneumatic cylinders and one electric conveyor e All sequences and timing specifications as appeared in Task 2 should be used Students are required to design an electro pneumatics sequential control system using Omron PLC with its programming language The designed pneumatics conveyor system can be used as part of a transportation system that allow materials to be pushed to the conveyor using pn
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