ELECTRICAL TECHNOLOGY 2008 - Department of Basic Education
Contents
1. The calculations used if applicable sketches or diagrams The starting time and ending time how long it took to complete from start to finish The investigations undertaken User manual of artefact Bill of materials List of tools needed and Any other information that is relevant to the project As part of the design process learners must Identify the problem and investigate means of solving the problem Design possible solutions Develop the preferred solution Evaluate the solution State the process followed in the project portfolio and Construct the technological solution in the form of a product or artefact 1 1 1 Structure of the Design Portfolio The design portfolio is similar in structure to the Leaner Evidence L E completed during School Based Assessment SBA It is a collection of evidence which shows the progression throughout the PAT and contains all the documentation that was built up during the development of the artefact Copyright reserved Please turn over Electrical Technology 5 DoE PAT 2008 NSC The Design Portfolio is divided into stages which follow the technological process as specified in LO 2 A Stage 1 The Problem Statement e Scenario First Term i During this stage the learner is presented with the problem statement ii The learner identifies the problem s or challenges and lists possible solutions to the problem e Design Brief First Term i The learner is supp2. YVYYVVYVY NSC 3 2 2 Capability Task 1 Draw up the following for your artefact A neatly drawn circuit diagram of the device A design for the enclosure Make use of colour to actuate your design You are allowed to make use of hand drawn designs as well as CAD List your resources Choose a possible name or names for your device Design a logo for the device Compile all your designed material and place it in the design portfolio under Capability Task 1 Stage 3 The Make Production and Evaluation 3 3 1 Capability Task 2 Using your chosen circuit diagram complete the following tasks Source the components that you need Keep all invoices of purchases made Compile a summary sheet of costs incurred by you for all the components Build the circuit on a prototyping board breadboard Record your findings o Does the circuit operate correctly o Does the circuit help you solve the design problem o Do you need additional circuits components o Do you need to change the circuit to suit your needs o List the changes you made to the circuit in order to suit your needs Take and compile a detailed list of measurements on the following areas o Voltage at 3 different stages o Current flow at 3 different stages Take a photo of the working circuit using a digital camera or a cellular phone Print out the photo and attach it to the summary sheet 3 3 2 Capability Task 3 On completion of your evaluation of the circuit it is time to
3. teachers and SECTION B should be given to learners at the beginning of 2008 Copyright reserved Please turn over Electrical Technology 4 DoE PAT 2008 NSC SECTION A Educator Guide 1 The structure of the PAT Practical Assessment Tasks are designed to develop and demonstrate a learner s ability to integrate a variety of skills in order to solve a problem The PAT also makes use of the technological process outlined in LO 2 to guide the learner which steps need to be followed to arrive at a solution for the problem at hand The PAT incorporates simulations and investigations The PAT integrates the different skills learners obtain through the completion of LO 4 i e electrical analogue electronics and digital electronics as well as the correct use of tools and instruments The Practical Assessment Task consists of two components the design portfolio which makes up 25 of the PAT and the product or artefact which makes up 75 of the PAT The PAT will have a financial impact on school budgeting and School Management Teams should take note of this LTSM requirement and therefore make ample provision for this under LTSM 1 1 The Design Portfolio The design portfolio of PAT should include evidence of how the development of the product or artefact was approached that is The planning process The knowledge and skills accumulated in the process The technological process followed The safety and environmental aspects considered
4. AT should be based on real life situations and completed under controlled conditions Refer to the SAG Jan 2007 Teachers are requested to make copies of Section B and give it to learners at the beginning of the year Learners should receive the assessment criteria of the PAT at the beginning of the year when the PAT is given The PAT cannot leave the classroom and must be kept in a safe place at all times when learners are not working on it 3 Assessment and moderation of the PAT The Practical Assessment Task for Grade 12 is externally set and moderated but internally assessed All formal assessment is done by the educator 3 1 Assessment Frequent developmental feedback is needed to guide and give support to the learner in ensuring that the learner is on the right track Both formal and informal assessment should be conducted on the different tasks that constitute the PAT Informal assessment can be conducted by the learner himself or herself by a peer group or by the teacher Formal assessment should always be conducted by the teacher and will be recorded Learners submit the product or artefact for final assessment no later than the end of the third term The accompanying design portfolio must also be submitted for assessment at this time Provincial departments set moderation time tables and PAT should be done in time for moderation 3 2 Moderation During moderation of the PAT the design portfolio and the artefact will be presen
5. SS Copyright reserved Please turn over Electrical Technology 13 DoE PAT 2008 NSC 3 Completing the PAT In completing the PAT you will have to go through a number of stages 3 1 Stage 1 Problem Statement Time needed for completion 1 month This part of the PAT should be completed by end of February 3 2 Stage 2 The Design Acquisition of information and skills Problem Statement Identify the problem you are being faced with What is it that is being asked of you Write down in your own words what the problem is Solution Statement List not fewer than THREE possible solutions you might consider to solve the problem that you have been tasked to solve Aoa ONS 3 2 1 Research Task 1 1 Find information on each of the possible solutions you have listed Compile a criteria list to assist you in choosing the best solution The list must contain all the requirements that must be met and you are allowed to add your own criteria as well 3 Using your criteria judge the possible solutions above and eliminate all but one 4 Motivate why you have decided on the chosen solution 5 Plan how long it will take you to complete the project Set short term and long term goals and also set dates by when you plan to reach each phase 6 Place all your research in the Design Portfolio under the heading Research Task 1 Copyright reserved Please turn over Electrical Technology 14 DoE PAT 2008 hp Dn e
6. a sources OThe learner recognised resources using an academically acceptable method using a range of resources within different media Project Name OThe learner did not name the project OThe learner named the project in appropriately OThe learner named the project appropriately using existing names concepts OThe learner applied critical thinking and developed an interesting name tied to the product The name ties up with the marketing concept the learner envisages Logo OThe learner did not develop a logo OThe learner used an existing logo which was copied by hand No colour was used OThe learner developed an own logo using colour The final design was done in an EGD fashion OThe learner developed a new logo using colour and completed the logo in different concept colours The learner used hand sketches in the concept drawings and moved to EGD drawings and even CAD Total Maximum 20 Date Completed Copyright reserved Please turn over Electrical Technology Learner Name Examination Number 4 4 To the Educator 19 NSC Capability Task 2 Rubric DoE PAT 2008 Mark the relevant level descriptor with a tick M and attach this portion to the relevant work piece This assessment sheet includes a checklist and requires the educator to observe and make notes on certain proces
7. an ergonomic modified design Name amp OThere is no OThe learner OThe learner OThe learner applied the logo Logo logo or name applied a name or applied the name and name neatly on different Application present on a logo but the and logo of the places on the project The the project appearance is not device neatly learner also included a neat specification plate list Total Maximum 16 Date Completed Copyright reserved Please turn over Electrical Technology 21 DoE PAT 2008 NSC Learner Name Examination Number 4 6 Capability Task 4 The Design Portfolio Checklist The following checklist should be completed during compilation of the Design Portfolio The Design Portfolio Present amp Included 1 Section B Learner Tasks yesO No 0O 2 Declaration of Authenticity by the Learner YesO_ NoO 3 Summarising Record Sheet YesO_ NoO 4 Criterion Reference Checklist YesOl_ NoU 5 Research Task 1 a Learner Criteria List YesO_ No O b Chosen Design with Motivation YesO_ NoO c Project Management Plan Short term and long term YesO No O goals d Research material yes NoU e Assessment tool Research Task 1 YesOl_ No O 6 Capability Task 1 a Circuit Diagram YesO_ No 0O b Enclosure design YesO_ NoO c Resource
8. cate 2008 Practical Assessment Task SECTION B The Learner Task Time Allowed 1 3 Term 2008 Learner Name Examination Number Instructions to the Learner v This practical assessment task counts 25 of your final promotion mark v All work produced by you must be your own effort Group work and cooperative work is not allowed All sources used must be acknowledged Calculations should be clear and include units Calculations should be rounded off to TWO digits Circuit diagrams can be hand drawn or drawn on CAD No photocopies or scanned files of are allowed Photos are allowed and can be in colour or greyscale Scanned photos and photocopies are allowed SI units should be used You are allowed to use recycled components This document must be placed inside the design portfolio NANA ANN The Practical Assessment Task PAT consists of a practical task to be completed over three terms The PAT consists of a design portfolio and a product artefact Consider the ONE scenario below and develop your PAT in order to solve the problem 1 Scenario Crime in South Africa is a serious concern for all citizens Recently a number of houses have been broken into on the street where you live It has also been noticed that the number of strangers walking down the street has increased and as a result residents are becoming concerned about security in the neighbourhood The pol
9. d to satisfy the Yes O No O needs It is able to receive power from mains voltage 220 V AC Yes O No O Alternative sustainable power sources are used Yes O No O It is able to operate without mains power for at least 4 hours Yes O No O It is able to detect whether someone is in the perimeter Yes O No O It has a visual output Yes O No O It has a audible output Yes O No O Total Minimum of 8 required in order for the artefact to be successful Signature Educator Date Date Completed Copyright reserved Please turn over Electrical Technology 23 NSC Learner Name Examination Number 4 8 Learner Summary Record Sheet Examination Centre DoE PAT 2008 Item Description Marks Allocated 1 Criterion Reference Checklist Maximum 12 2 Research Task 1 Maximum 20 3 Capability Task 1 Maximum 20 4 Capability Task 2 Maximum 12 5 Capability Task 3 Maximum 16 6 Additional Simulation 1 Maximum 10 7 Additional Simulation 2 Maximum 10 Signature Learner Signature Educator Signature HOD Signature Principal School Stamp Date Completed Copyright reserved Total Maximum 100 Date Date Date Date
10. education Department Education REPUBLIC OF SOUTH AFRICA ELECTRICAL TECHNOLOGY GUIDELINES FOR PRACTICAL ASSESSMENT TASKS 2008 This guideline consists of 23 pages Copyright reserved Please turn over Electrical Technology 2 DoE PAT 2008 NSC TABLE OF CONTENTS INTRODUCTION SECTION A Educator Guide The structure of the PAT 1 1 The Design Portfolio 1 1 1 Structure of the Design Portfolio Stage 1 The Problem Statement Stage 2 The Design Stage 3 The Make Stage 4 the Formal Evaluation Process whens Administration of the PAT Assessment and moderation of the PAT 3 1 Assessment 3 2 Moderation 3 3 Declaration of Authenticity SECTION B The Learner Task 1 Scenario 1 1 Design Brief 1 2 Design Criteria 1 3 The Artefact 2 The Design Portfolio 3 Completing the PAT 3 1 Stage 1 Problem Statement 3 2 Stage 2 The Design 3 2 1 Research Task 1 3 2 2 Capability Task 1 3 3 Stage 3 The Make 3 3 1 Capability Task 2 3 3 2 Capability Task 3 3 4 Stage 4 Formal Evaluation 3 4 1 Capability Task 4 4 Assessment of the PAT 4 1 Problem Statement Rubric 4 2 Research Task 1 Rubric 4 3 Capability Task 1 Rubric 4 4 Capability Task 2 Rubric 4 5 Capability Task 3 Rubric 4 6 Capability Task 4 Checklist 4 7 Artefact Criterion Reference Checklist 4 8 Learner Summary Record Sheet 4 9 Holistic Rubric for assessment of the Artefact 4 10 Holistic Rubric for the assessment of the Design Port
11. ement unable to list any fewer than three to list three solutions identified five viable solutions to the problem and needed guidance by the educator possible solutions which are all quite realistic solutions of which at least one is a unique idea and makes use of alternative thinking Total Maximum 8 Date Completed Copyright reserved Please turn over Electrical Technology Learner Name Examination Number 4 2 To the Educator 17 NSC Research Task 1 Rubric DoE PAT 2008 Mark the relevant level descriptor with a tick KI and attach this portion to the relevant work piece Criteria Usage summarise and compile a list of criteria OThe learner is unable to correctly apply the criteria summarised the criteria list Fewer than three criteria are correctly identified OThe learner incorrectly applied at least one criterion identify and summarise the criteria OThe learner is able to correctly identify and apply all the criteria Description Not Achieved Partially Achieved Achieved Achieved Beyond 2 marks Expectations 1 mark 3 marks 4 marks Acquisition of OThe learner is OThe learner OThe learner is OThe learner identified Information unable find found limited able to correctly and made use of more information information of locate at least than three resources of independently which mo
12. fications The learner must also list the tools needed for the completion of the PAT If this list includes tools for which skills are needed that the learner does not already possess the educator and SMT should make provision for this within reason Again it is emphasized that the educator must guide and ensure that learners do not embark on a process that is not viable on a Grade 12 level The learner now simulates the final design and affects any changes that are made These changes are recorded and included in the portfolio Learners are encouraged to document their progress using cell phone cameras digital cameras and other means of capturing the prototyping process Finally the learner manufactures and assembles all the needed parts of the artefact Learners are allowed to make use of recycled materials such as second hand parts from recycled radios and enclosures which has been revamped and re fitted for the purpose of the PAT This will infuse LO 1 Society and the Environment but is not a requirement of the PAT It should be noted that learners will have to make use of extracurricular time in the Electrical Technology workshop for the hand skills needed to manufacture the artefact It therefore re emphasized that work on the PAT commence from Day 1 as this is a lengthy and drawn out process and CANNOT be left for the last minute Educators that do not plan well in advance and implement the PAT thoroughly will be deemed to have acted negl
13. fied need YesO_ Nou 5 Additional circuits are needed in conjunction with this initial design YesO No O The learner needed to adapt the circuit and has done so through YesO No O 5 2D experimentation 5 a The learner recorded all the changes that were made to the initial YesO No O iad circuit 2 The learner completed all the measurements YesO_ No O D The learner correctly used the measuring equipment YesO No O 5 Voltage Current a Measurements Vi Measurements Al D V2 A2 V3 A3 Total Maximum 12 Date Completed Copyright reserved Please turn over Electrical Technology Learner Name Examination Number 4 5 To the Educator 20 NSC Capability Task 3 Rubric DoE PAT 2008 Mark the relevant level descriptor with a tick M and attach this portion to the relevant work piece This assessment sheet includes a checklist and requires the educator to observe and make notes on certain processes Description Not Partially Achieved Achieved Achieved Beyond Achieved 2 marks Expectations 3 marks 4 marks 1 mark The learner made use of an enclosure YesO NoO iS The circuit board used by the learner is mounted inside the enclosure Yes O No O p z The wiring done by the learner allows for disassembly yesO No 0O alors The learner finished the project on time or early Ye
14. folio Copyright reserved Please turn over Electrical Technology 3 DoE PAT 2008 NSC INTRODUCTION The seventeen National Curriculum Statement subjects which contain a practical component all include a Practical Assessment Task PAT i e a Practical or Performance Assessment Task These subjects are AGRICULTURE Agricultural Management Sciences Agricultural Technology ARTS Dance Studies Design Dramatic Arts Music Visual Arts HSS Life Orientation SCIENCES Computer Applications Technology Information Technology SERVICES Consumer Studies Hospitality Studies Tourism TECHNOLOGY Civil Technology Electrical Technology Engineering Graphics and Design Mechanical Technology A PAT allows the teacher to directly and systematically observe applied competence The PAT comprises the application performance of the knowledge skills and values particular to that subject and counts 25 i e 100 marks of the total promotion certification mark out of 400 for the subject In the two Art subjects Design and Visual Arts the PAT counts 37 5 i e 150 marks of the total promotion certification mark out of 400 for the subject The PAT is implemented across the first three terms of the school year and should be undertaken as one extended task which is broken down into different phases or a series of smaller activities that make up the PAT The planning and execution of the PAT differs from subject to subject SECTION A is guidelines to
15. ice have advised people to make their houses look as if they are occupied when they go away for a holiday or even out for the evening This may deter a potential thief from breaking into either the house or garage Police statistics clearly show that houses are much more likely to be broken into when they are empty Consequently if the house looks occupied it is more likely to be left alone A Neighbourhood Watch Scheme and Community Policing Forum have also been introduced recently and this has helped people feel more secure However even though neighbours will keep an eye on your property if you decide to go out and leave the house unoccupied they cannot watch it twenty four hours a day The high number of false alarms causes security companies and neighbours to ignore house alarms when they are activated Copyright reserved Please turn over Electrical Technology 12 DoE PAT 2008 NSC 1 1 Design Brief What you must do Design and make a device that will let perpetrators believe your house is occupied when in fact it is empty 1 2 Design Criteria What you must adhere to The device you will make must adhere to the following design criteria 1 3 The Artefact The item you will build It must be portable so that it can be moved from room to room Easy to set up and control Cheap to make Your project must not exceed R150 00 in cost It must be placed in an enclosure It must have a unique name You are allowed to change e
16. igent and not in the best interest of the learner BS ol iy Please turn over Electrical Technology 7 DoE PAT 2008 NSC D Stage 4 The Formal Evaluation Process e Presentation i Lastly upon completion of the PAT in the third term the learner needs to 1 Prepare the artefact for moderation and presentation 2 Prepare the PAT portfolio for presentation and moderation ii At this stage the educator will do any final assessments which are outstanding and all learner portfolios are kept safely until the moderation process is completed iii It is imperative that the criteria be adhered to from the beginning as this will form the basis for assessment iv Educators cannot penalize learners on points which are not included in the initial criteria v Upon selection learners may be required to showcase skills and knowledge during moderation The communication of the design is a continuous process and the learner will continuously make changes to this part of the portfolio as the PAT progresses Table 1 can be used as a checklist of the stages that should be followed for the development of the PAT This table also gives a guideline in terms of which tasks could be formally assessed and which ones could be informally assessed and the possible assessment tool s for the different tasks Copyright reserved Please turn over Electrical Technology 8 DoE PAT 2008 NSC Purpose l Po
17. lied with the criteria of the PAT including items such as cost limitations circuit design requirements and other criteria relevant to the problem statement ii The learner draws up his her own list of criteria as a planning structure management plan plan of action for the development of the PAT B Stage 2 The Design e Acquisition of information and skills First and Second Term i The learner needs to conduct a short research on each of the possible solutions he she has listed and this is collected in the portfolio The educator can provide learners with possible sources of information and as far as possible make the same resources available to all learners ii The learner compares the research conducted and from this makes a critical decision on which solution will best solve the problem iii The learner motivates in a short description why the design solution chosen is the best in their opinion iv Only the selected solution of the learner together with the motivation by the learner is assessed by the educator All the research is however retained in the portfolio v Educators need to ensure that learners do not select a solution that would pose a challenge beyond that of a Grade 12 Learner in the NCS C Stage 3 The Make i During this stage the educator will supply learners with case studies and capability tasks which will give learners the opportunity to gain the skills needed for the completion of PAT These case
18. list d Project name e Project logo Capability Task 2 Component list Invoices Pasted on an A4 folio Summary of costs Evidence of prototyping Breadboard amp simulations Recorded findings f List of measurements Capability Task 3 The artefact needs to remain with the design portfolio Additional Tasks In this section place all additional tasks given to you by the educator for practical work completed Dano Copyright reserved Please turn over Electrical Technology 4 Assessment of the PAT 16 NSC DoE PAT 2008 The following assessment tool s will be used to assess the PAT Use these to assist you in making your model or artefact 4 1 To the educator Problem Statement Rubric relevant work piece Mark the relevant level descriptor with a tick KI and attach this portion to the Description Not Achieved Partially Achieved Achieved Achieved Beyond Expectations 1 mark 2 marks 3 marks 4 marks Problem OThe learner is OThe learner OThe learner is able OThe learner Statement unable to incorrectly to correctly identify identified and summarise and summarised the and summarise the summarised the identify the problem problem statement problem statement problem statement statement but did understand and correctly listed part of the problem similar case studies statement that apply outside of the specified scenario Solution OThe learner is OThe learner listed OThe learner is able OThe learner Stat
19. list YesO_ NoO d Project name YesO_ NoO e Project logo YesO_ NoO f Assessment tool Capability Task 1 YesO_ Nou 7 Capability Task 2 a Component list YesO_ NoO b Invoice Pasted on an A4 folio YesOl_ NoU c Summary of Costs YesO_ NoO d Evidence of prototyping Breadboard amp simulations YesO_ NoO e Recorded findings YesO_ NoO List of measurements YesO_ NoO Assessment tool Capability Task 2 8 Capability Task 3 a The artefact remains with the design portfolio YesO_ NoO b Assessment tool Capability Task 3 yes NoU 9 Additional Tasks a Additional Simulation 1 YesO_ No O b Additional Simulation 2 yes No O Signature Learner Date Signature Educator Date Date Completed Copyright reserved Please turn over Electrical Technology 22 DoE PAT 2008 NSC Learner Name Examination Number 4 7 Artefact Criterion Reference Checklist This checklist determines to which degree the criteria have been met by the artefact Criterion Description Yes No 1 Mark 0 Mark The device is portable and can be moved from room to room Yes O No O The device is easy to set up and control Yes O No O It was cheap to make and did not exceed R150 00 in cost Yes O No O It was placed in an enclosure Yes O No O It has a unique name Yes O No O Existing ideas and circuit diagrams were innovate
20. mpleted Copyright reserved Please turn over Electrical Technology 18 DoE PAT 2008 NSC Learner Name Examination Number 4 3 Capability Task 1 Rubric To the Educator the relevant work piece Mark the relevant level descriptor with a tick M and attach this portion to Description Not Achieved Partially Achieved Achieved Beyond Achieved Expectations 1 mark 2 marks 3 marks 4 marks Component OThe learner OThe learner OThe learner OThe learner compiled a List did not compile compiled a compiled a thorough component list and a component partial complete parts included list component list list alternative replacement values and included items such as the enclosure plugs and cables Enclosure OThe learner OThe learner OThe learner OThe learner designed an Design did not design designed an designed an enclosure using coloured an enclosure enclosure using enclosure using concept sketches and freehand freehand concept models The final design is in sketches only sketches and then used an EGD approach to the final drawing with dimensions an EGD drawing and on CAD in colour with labels and dimensions Resource List OThe learner did not give recognition to resources OThe learner incorrectly gave recognition to fewer than three resources OThe learner correctly gave recognition to more than three sources using fewer than two medi
21. proceed to the production of the artefact Consider the following points Finalise your artefact o Produce any needed circuit boards o Solder the needed components on the board o Wire different parts together ensuring that you leave enough room for disassembly o Neaten up the wiring Enclosure Take care that you follow the initial design you made for the enclosure Should you need to adapt your design at this stage capture your design changes in a drawing and add that to the initial design This happens a lot in industry and is normal Motivate why you changed your initial design Attach any labels and logos you want to add to the enclosure You may even want to consider a packaging for the artefact designed and made by yourself Copyright reserved Please turn over Electrical Technology 15 DoE PAT 2008 3 4 NSC Stage 4 Formal Evaluation Presentation 3 4 1 Capability Task 4 Upon completion of the artefact finalize the Design Portfolio for assessment and give attention to the following points in Chronological order The Design Portfolio must contain the following sub divided areas RONI Section B The Learner Task Declaration of Authenticity by the Learner Summarising Record Sheet Research Task 1 a Learner criteria list b Chosen design with motivation c Project management plan Short term and Long term goals d Research material Capability Task 1 a Circuit diagram b Enclosure design c Resource
22. sO No O ee The learner managed to stay within the budget guideline YesO No 0O Soldering OSolder work OSoldering is not OSoldering is OSoldering is exceptional Quality is not yet neat There are neat and there Leads protruding through the complete The not more than are no dry joints board have been cut and are soldering is three dry joints There are no burn even All the flux has been not neat and There are not marks on the cleaned off the board anda the board has more than three PCB The flux sealing agent has been applied more than burn marks on has not been to the board three burn the PCB Some cleaned off but marks terminals were the board looks not cut cleanly neat Wiring OlWiring has OWiring is OWiring is neatly OThe learner made use of pin Quality not been completed All tied together headers and connectors to tidy completed wires are the Different colours up the wiring Different colours same colour and are used in no are used and the purpose of it has been left particular order each wire is described loose Wiring is neatly tied up and enough slack is allowed for disassembly Enclosure OThe learner OThe learner OThe learner LiThe learner made use of a finish makes no use made use of a made use of a new or recycled enclosure The of an recycled new or recycled enclosure has been finished enclosure enclosure without enclosure which neatly with paint and has been any modifications has been modified to suit
23. ses Description Not Partially Achieved Achieved Achieved Beyond Achieved 2 marks Expectations 3 marks 4 marks 1 mark OThe OThe learner OThe learner sourced OThe learner sourced learner sourced components from a components from a variety bought a components from local shop but also of sources including h KIT and a local electronics used some recycled recycled equipment The 5 assembled shop The learner components from old learner also developed and 3 it used a strip board electronic equipment etched a PCB by 9 Vero board to The learner etched a him herself og build the circuit PCB with the educators ee assistance OThe OThe learner OThe learner kept all OThe learner kept all Q learner did kept at leastone invoices but had no invoices and obtained E not keep invoice donation letters from donation letters from free any invoices free sources sources a OThe OThe learner OThe learner compiled OThe learner compiled a T learner did compiled a partial a full summary sheet of full summary sheet of all not compile summary sheet all costs incurred No costs incurred and included T a summary hidden costs were references to the invoices sheet considered The learner also ie considered hidden costs OL such as travel power On usage etc The circuit operated correctly when it was built on prototyping board YesO No O A The circuit used by the learner satisfy the identi
24. ssible of E _ Assessment Assessment 2 g 5 AERE f Tool s No PAT Stage PAT Task T E E Dole ols ol p E S jog ot alg z el l elz E on og E lloll es O Io N 5liol las 4 e 7 2 L a lt lt CIRS O 1 Scenario Analyse the Scenario Problem v v v AE Identify the problem statement v v oe 2 Design brief List possible solutions v v v v 3 Acquisition of Research A v Vv v xx y information and skills Investigation 4 BA A oe Case study v v y v 4 Production and Layout design and drawings v v v v aie Evaluation Tools list v 4 a Mi Simulation v v Z v a v Investigation v v v v v Measurement v v v v viv Manufacturing and assembly v y v v Hand skills amp fitting of artefact v v v Y oe 6 Presentation Final artefact assessed according to v v v IL criteria Portfolio of evidence assessed v 4 Vv EE according to criteria Table 1 Table to show the different stages of PAT and how each stage can be assessed Copyright reserved Please turn over Electrical Technology 9 DoE PAT 2008 NSC 2 Administration of the PAT Teachers can make a pacesetter by attaching dates for the different stages of PAT in Table 1 on page 5 In this manner learners can easily assess their progress Instances where formal assessments take place is the responsibility of the educator The PAT should be completed in the first three terms and handed in at the end of the third term The P
25. st is not three resources which all are relevant to and needed relevant Fewer All the information the topic The learner strong guidance than three is relevant and also interviewed an from the educator sources were useful expert using a used questionnaire Compiled OThe learner is OThe learner OThe learner is OThe learner identified Criteria List unable to incorrectly able to correctly and summarised the criteria listed and added at least two criteria of his her own OThe learner identified and applied all the listed criteria The learner displayed critical thinking beyond the criteria list List of evidence available unable to plan the project planned the project but did not follow a logical approach Timelines are unrealistic able to correctly plan for the project Short term and long term goals are achievable Motivation OThe learner is OThe learner OThe learner is OThe learner identified unable to correctly able to correctly the correct design and motivate any identified a viable identify and motivated not only why it design design but is motivate the best should be used but also unable to design from the ranked the other solutions motivate its use listed solutions Planning OThe learner is OThe learner OThe learner is OThe learner planned in particular detail showing not only planned dates and stages but included contingencies as well Total Maximum 20 Date Co
26. studies and capability tasks will include 1 Case Studies on Small circuits and its operation components and its operation test and measurement exercises and calculations 2 Capability tasks such as simulations breadboard exercises wiring exercises printed circuit board etching and drilling exercises correct use of tools and instruments ii The skills of learners are paramount to the completion of PAT and it is imperative that learners have MULTIPLE opportunities from the first week of school at the beginning of the year thus enabling learners to exhibit the maximum skills levels possible for a Grade 12 Learner iii Educators will assess only the case studies and capability tasks which are chosen for formal assessment purposes Self group and peer assessment will form the basis of the developmental assessment Copyright reserved Please turn over Electrical Technology 6 DoE PAT 2008 NSC e Production and Self Evaluation Second and Third term Vi Copyright reserved Upon deciding the best possible solution the learner needs to refine the research done and now prepare a final design This should include the following Name for the project Recognition of sources Circuit design and circuit innovations incorporate EGD Calculations of circuit innovations and changes Parts list amp suppliers list Costing incorporate MLMMS and accounting Enclosure design and layout incorporate EGD User instructions amp speci
27. ted to the moderator Where required the moderator should be able to call on the learner to come and explain the function principles of operation and also request the learner to exhibit the skills acquired through the capability tasks for moderation purposes The sequence of events according to the technological process may also be requested from the learner Copyright reserved Please turn over Electrical Technology 10 DoE PAT 2008 NSC 3 3 Declaration of authenticity It is advisable that prior to the final assessment and awarding of marks for the PAT learners complete a declaration form shown below DECLARATION OF AUTHENTICITY NAME OF THE SCHOOL c cecceseeceseeseesecersureesecrsereveeenrenreeen NAME OF LEARNER c ccccecsesececceseesececeescesecersereceeearvreeeevansaes FULL NAME S AND SURNAME EXAMINATION NUMBER ccceccccccessesececcercesecsecrensecererereees NAME OF TEACHER Griniai ia a a aa nicer tie hereby declare that the project submitted for assessment is my own original work and has not been previously submitted for moderation SIGNATURE OF CANDIDATE DATE As far as I know the above declaration by the candidate is true and I accept that the work offered is his or her own SIGNATURE OF PARENT GUARDIAN DATE SIGNATURE OF TEACHER DATE SCHOOL STAMP Copyright reserved Please turn over Electrical Technology 11 DoE PAT 2008 NSC Department of Education Grade 12 National Senior Certifi
28. xisting ideas and circuit diagrams to suit your needs It must be able to receive power from mains voltage 220 V AC You are allowed to use alternative power sources should you choose not to use mains power It must be able to operate without mains power for at least four hours It must be able to detect whether someone is in the vicinity It must be able to activate a visual output as well as an audible output once it has been triggered v The device must have a reset function KANNAN SSS 2 The Design Portfolio The documentation you will compile v The portfolio must contain a user manual giving instructions to anyone who buys it The manual must not exceed three pages v The portfolio must contain a service manual that contains Drawings of the circuitry Pictures of the device Description on its operation The original design and all the changes you made to it The service manual must not be fewer than four pages and not more than eight pages The portfolio must contain a list of the tools used to build it The portfolio must contain a parts list of the artefact The portfolio must include a marketing strategy which shows 1 A retail price at which the unit could be sold to the public Show your percentage profit margin 2 An advertisement of the device which could be published in the local community newspaper Not smaller than 15 cm x 15 cm 3 List who you will think might buy a device like this Target market i NS S
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