Mechatronics Technology  ·  Level 5
Programmable Logic Control (Plc) Systems
Chapter 3: Test and configure I/O modules and devices
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Chapter Practical Activities

Practical 1: Identification and Inspection of PLC I/O Modules

Mechatronics Technology · Level 5
Programmable Logic Control (Plc) Systems
PRACTICAL ASSESSMENT
TIME: 4 HOURS
⬇ PDFCandidate Instructions (Candidate Tool)

Type: Individual

INSTRUCTIONS TO CANDIDATE:
1.  You are required to perform the following task:
i.  Identify and inspect four different PLC I/O modules for physical damage and correct labeling as per the provided module specifications sheet.
2.  You have been provided with the following resources for the practical task:
Tools & EquipmentMaterials
Flat ScrewdriverPLC Digital Input Module
Phillips ScrewdriverPLC Digital Output Module
MultimeterPLC Analog Input Module
Electrical GlovesPLC Analog Output Module
Overall/Dust CoatLabeling Stickers
Safety Boots
⬇ PDFResources Required (Cutting List)
S/NItemQuantity
1PLC Digital Input Module1 Pc per Candidate
2PLC Digital Output Module1 Pc per Candidate
3PLC Analog Input Module1 Pc per Candidate
4PLC Analog Output Module1 Pc per Candidate
5Labeling Stickers5 Pcs per Candidate
6Multimeter1 Pc per Candidate
7Flat Screwdriver1 Pc per Candidate
8Phillips Screwdriver1 Pc per Candidate
9Electrical Gloves1 Pair per Candidate
10Overall/Dust Coat1 Pc per Candidate
11Safety Boots1 Pair per Candidate
⬇ PDFAssessor Guide
Items to be EvaluatedMarks AvailableMarks ObtainedComments
TASK 1: Identification and Inspection of I/O Modules
Wore personal protective equipment: overall/dust coat, safety boots, electrical gloves
(Award 1 mark each)
3
Handled modules carefully to avoid damage
(Award 2 marks for careful handling)
2
Identified each module by its type: digital input, digital output, analog input, analog output
(Award 1 mark each)
4
Inspected modules physically for damage: cracks, burns, broken pins, corrosion
(Award 1 mark each module inspection)
4
Checked module labeling for correct model number and voltage ratings
(Award 1 mark each module labeling check)
4
Used multimeter to verify module terminal continuity where applicable
(Award 3 marks for correct use and reading)
3
Applied labeling stickers correctly and legibly on each module
(Award 1 mark each for four modules, max 3 marks)
3
Reported any defective modules found during inspection
(Award 2 marks for accurate reporting)
2
Followed safety procedures throughout the task
(Award 3 marks for compliance)
3
Sub-Total28
PRODUCT CHECKLIST
All four I/O modules correctly identified and matched to specifications
(Award 1 mark each)
4
Modules physically free from damage or defects
(Award 1 mark each)
4
Labeling stickers correctly placed and legible
(Award 3 marks total)
3
Inspection report accurately reflects module conditions
(Award 3 marks)
3
Sub-Total14
GRAND TOTAL42
ASSESSMENT OUTCOME:   ☐ Competent    ☐ Not Yet Competent (competent if at least 50%)

Practical 2: Connect input devices to PLC I/O modules on installation board

Mechatronics Technology · Level 5
Programmable Logic Control (Plc) Systems
PRACTICAL ASSESSMENT
TIME: 4 HOURS
⬇ PDFCandidate Instructions (Candidate Tool)

Type: Individual

INSTRUCTIONS TO CANDIDATE:
1.  You are required to perform the following task:
i.  Wire and connect input devices (push buttons, capacitive and inductive sensors) to the PLC I/O module terminals on the installation board.
2.  You have been provided with the following resources for the practical task:
Tools & EquipmentMaterials
Computer with PLC programming softwarePush button switch, NO (Green)
Wire cutterPush button switch, NO (Red)
Wire stripperCapacitive proximity sensor (24V DC)
Crimping toolInductive proximity sensor (24V DC)
Screwdrivers (flat and Phillips head)Single-strand control wires (1.5mm2, PVC insulated)
Cable lugs, 1.5mm2 (fork and pin type)
Connectors and terminals
PLC I/O module on installation board
24V DC power supply
PLC communication cable
LOTO tag
Labeling stickers
⬇ PDFResources Required (Cutting List)
S/NItemQuantity
1Computer with PLC programming software1 Pc per Candidate
2Push button switch, NO (Green)1 Pc per Candidate
3Push button switch, NO (Red)1 Pc per Candidate
4Capacitive proximity sensor (24V DC)1 Pc per Candidate
5Inductive proximity sensor (24V DC)1 Pc per Candidate
6Single-strand control wires (1.5mm2, PVC insulated)5 Metres per Candidate
7Cable lugs, 1.5mm2 (fork and pin type)30 Pcs per Candidate
8Connectors and terminals5 Pcs per Candidate
9Wire cutter1 Pc per Candidate
10Wire stripper1 Pc per Candidate
11Crimping tool1 Pc per Candidate
12Screwdrivers (flat and Phillips head)1 Set per Candidate
13PLC I/O module on installation board1 Pc per Candidate
1424V DC power supply1 Pc per Candidate
15PLC communication cable1 Pc per Candidate
16LOTO tag1 Pc per Candidate
17Labeling stickers1 Set per Candidate
⬇ PDFAssessor Guide
Items to be EvaluatedMarks AvailableMarks ObtainedComments
TASK 1: Preparation and Safety
Wore personal protective equipment (overall/dust coat, safety boots)
(Award 2 marks for correct PPE use, 0 if not)
2
Observed electrical safety rules; disconnected power and applied LOTO tag correctly
(Award 2 marks for full compliance, 0 if failed)
2
Selected and used correct tools for wiring (wire cutter, stripper, crimping tool, screwdrivers)
(Award 1 mark for each correct tool use)
3
Sub-Total7
TASK 2: Wiring and Connections
Connected power supply correctly to PLC (live, neutral, ground)
(Award 1 mark each for correct connections)
3
Connected input devices to PLC I/O terminals correctly: start button, stop button, capacitive sensor, inductive sensor, green and red LEDs
(Award 1 mark each for correct wiring)
7
Connected power correctly to PLC input and output interfaces
(Award 1 mark each for correct connections)
2
Sub-Total12
TASK 3: Programming and Testing
Powered ON the PLC
(Award 1 mark for powering ON)
1
Opened correct PLC programming software and set parameters
(Award 3 marks for correct software setup)
3
Entered correct ladder logic program for input device operation
(Award 2 marks each for correct syntax, logic, and addressing)
6
Simulated or ran program in monitor mode without errors
(Award 3 marks for successful simulation/run)
3
Downloaded program to PLC and set PLC to running mode
(Award 2 marks for download, 2 marks for run mode)
4
Tested system operation: green LED ON when start button pressed, red LED ON when stop pressed, capacitive sensor counts correctly, inductive sensor counts correctly
(Award 2 marks for each correct operation)
8
Sub-Total25
TASK 4: Shutdown and Clean-up
Powered OFF system and disassembled wiring setup neatly
(Award 2 marks for proper shutdown and clean-up)
2
Sub-Total2
PRODUCT CHECKLIST
Wiring and connections match schematic; terminals correctly labeled; wires neatly routed; no loose connections
(Award up to 5 marks for workmanship and accuracy)
5
Sub-Total5
GRAND TOTAL51
ASSESSMENT OUTCOME:   ☐ Competent    ☐ Not Yet Competent (competent if at least 50%)
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