Government Polytechnic College

Government Polytechnic College has published Tender For supply of Lab Equipment for Machines Lab , Consumables , Plc Trainer Kit Allen Bradley Micro 810 Plc Analog And Digital I/O Module ? Plc Trainer With Allen Bradley Micro810controller (2080Lc1012qwb) 6 Digital Inputs, 2 Analog Inputs And 4 Digital Outputs ? 6 Digital Input Switches ? 2 Analog Inputs With Dc (0-10V) Variable Input ? 4 Digital Relay Outputs With Led Indication ? 4 No Contacts Of The Relays Connected At Outputs Of The Plc And A Buzzer ? 24V Operated, Built-In Power Supply, Additional 5V Power Supply ? Computer Connectivity To Download The Program Using Usb Port With Cable Professional Programming Software - Component Connect Workbench (Ccw) ? Legend Printed In The Pcb ? Closed Wooden Cabinet , Trainer Kit - Interfacing Of Discrete Field Devices With Plc (Push Button, Limit Switch, Reed Switch, 3-Wire Proximity Sensor And Buzzer) Sequence Of Operation: ? Develop Ladder Logic In Plc To Execute The Following Logical Relation Between The Input And Output Field Devices. ? Y = A + B + C + D ? Y = A. B.C. D ? Y = (A+B). (C+D) ? Y = (A.B) + (C.D) Interface Contains: ? Plc Input Interfacing Push Button (A) Limit Switch (B) Reed Switch (C) 3 Wire Inductive Proximity Sensor (D) ? Plc Output Interfacing Buzzer (Y) Closed Wooden Cabinet , Ttrainer Kit – Plc Based Conveyor System With Pre Warning Siren Interface Sequence Of Operation: ? Develop And Execute Ladder Logic In Plc Using An On Delay Timer To Delay The Start Of A Conveyor. ? While Press The Start Button, Activate The Warning Siren For Pre-Set Time. After The Pre-Set Time Delay The Warning Siren Turns Off And The Conveyor Starts Running. ? When Stop Button Is Pressed Turns Off The Conveyor Interface Details – Sloped Conveyor System: Mechanical Setup: ? Sloped Conveyor Integrated With 1 Nos. Shawl Sheet Metal Models For Material Handling Demonstration. Plc Input Interfacing: ? 1 No. Inductive Proximity Sensors To Detect Presence Of Shawls On The Conveyor. ? 1 No. Start Push Buttons – One For Each Conveyor. ? 1 No. Stop Push Buttons – For Individual Conveyor Control. ? 1 No. Fwd/Rev Toggle Switches – To Set Direction Of Conveyor Operation (Forward/Reverse). Plc Output Interfacing: ? 1 No. Siren – To Provide Audible Alarms Upon Detection Events Or Conditions. ? 1 No. Conveyor Belts Driven By Geared Dc Motors – Controlled Through Plc For Start/Stop And Direction. All Components Housed In A Metal Closed Cabinet For Safety Integration , Itrainer Kit – Plc Based Water Level Control System Interface Sequence Of Operation: ? Develop And Execute Ladder Logic In Plc To Fill The Empty Tank With Liquid When The Start Button Is Pressed. ? When Liquid Reaches The High Level, Turn Off The Pump Motor And Turn On The Solenoid Valve To Drain The Liquid From Tank. ? When Liquid Reaches The Low Level, Turn Off The Solenoid Valve And Turn On The Pump Motor For Refilling. ? Interface External Pilot Lamp With Plc To Indicate The Operation Of Pump Motor And Solenoid Valve. Interface Contains: ? Low High Level Sensors As Input To The Plc ? Water Tap As Output From The Plc ? Water Pump Motor Control Using Outputs Of The Plc ? Water Tank With Sump And Overhead Tank Model ? 2 Levels Sensor Switches And 12 V Pump ? 24 V Solenoid Valve To Drain Water, ? Foot Valve Arrangement To Take The Water From The Sump 12 V And 24V Power Supply Provided , Trainer Kit – Plc Based Counting Of Moving Objects On Two Conveyors Interface Sequence Of Operation: ? A Manufacturing Plant Is Arranged With 2 Feeder Conveyors For Transferring The Objects Into The Plant. ? Develop And Execute Ladder Logic Using Math Instruction In Plc To Get The Total Number Of Objects Transferred By 2 Conveyors Into The Plant. ? When The Count Of Total Object Has Reached Pre-Set Count Value, Turn On Buzzer To Give Beep Sound For 1 Second And Turn Off The Conveyors. Interface Details – Sloped Conveyor System: Mechanical Setup: ? Sloped Conveyor Integrated With 2 Nos. Shawl Sheet Metal Models For Material Handling Demonstration. Plc Input Interfacing: ? 2 Nos. Inductive Proximity Sensors To Detect Presence Of Shawls On The Conveyor. ? 2 Nos. Start Push Buttons – One For Each Conveyor. ? 2 Nos. Stop Push Buttons – For Individual Conveyor Control. ? 2 Nos. Fwd/Rev Toggle Switches – To Set Direction Of Conveyor Operation (Forward/Reverse). Plc Output Interfacing: ? 2 Nos. Buzzers – To Provide Audible Alarms Upon Detection Events Or Conditions. ? 2 Nos. Conveyor Belts Driven By Geared Dc Motors ? Controlled Through Plc For Start/Stop And Direction. All Components Housed In A Metal Closed Cabinet For Safety Integration. , Trainer Kit – Plc Based Car Parking Control System Interface Sequence Of Operation – Parking Lot Management: Parking Capacity: The Parking Lot Accommodates A Maximum Of 10 Cars. Sensor Interfacing: ? Sensor 1 (Opto Interrupter Or Proximity Sensor) Is Installed At The Entry Gate To Detect Incoming Vehicles. ? Sensor 2 (Opto Interrupter Or Proximity Sensor Is Installed At The Exit Gate To Detect Outgoing Vehicles. Logic Implementation: ? Develop And Execute A Ladder Logic Program In The Plc To: ? Increment The Car Count When Sensor 1 Is Triggered (Entry). ? Decrement The Car Count When Sensor 2 Is Triggered (Exit). Pilot Lamp Indication: ? When The Car Count < 10, Turn On The Available Pilot Lamp. ? When The Car Count = 10, Turn On The Full Pilot Lamp And Disable The Barrier Gate At Entry To Prevent Additional Vehicles From Entering. Interface Details: Plc Input Interfacing: ? 2 Nos. Opto Interrupter Sensors ? 1 No. At Entry Gate ? 1 No. At Exit Gate ? 2 Nos. Limit Switches For Position/Status Detection ? 2 Nos. Pilot Lamps ? 1 No. For Availability Status ? 1 No. For Full Capacity Indication Plc Output Interfacing: ? Barrier Gate Control For Incoming And Outgoing Vehicles Using 2 Nos. Dc Motors Wooden Closed Cabinet For Housing All Plc And Interfacing Components , Trainer Kit – Plc Based Fan Control For Energy Conservation Interface Sequence Of Operation – Meeting Hall Fan Control: ? Objective: Develop And Execute A Ladder Logic Program In Plc To Control The Operation Of Fans In A Meeting Hall Based On Real-Time Person Count. Sensor Interfacing: ? Interface A Suitable Photoelectric Proximity Sensor Or Ir Sensor At The Entry Gate To Detect And Count Individuals Entering The Hall. Output Devices: ? Interface Low Voltage Dc Fans With The Plc For Output Control. ? Assume The Meeting Hall Capacity Is 10 Persons For Logic Reference. Control Logic: ? <50% Occupancy (0–4 Persons): Urn On Fan F1 And Fan F2 ? 70–80%Occupancy (7–8 Persons): Turn On Fan F1, F2, And F3 ? = 90% Occupancy (9 Or More Persons): Turn On Fan F1, F2, F3, And F4 Real-Time Interface: ? System Should Dynamically Update The Fan Outputs Based On Live Person Count. Interface Details Plc Input Interfacing: ? 2 Nos. Photoelectric Proximity Sensors ? 1 No. At Entry Hall 1 No. At Exit Hall Plc Output Interfacing: - 4 Nos. 24V Dc Fans Wooden Closed Cabinet For Housing Components , Rainer Kit – Plc Based Illumination Control System Sequence Of Operation: ? Develop And Execute A Ladder Logic Program For A Multilevel Illumination Control System Using Plc. ? The System Will Read Input From A Potentiometer, And Based On Its Percentage Value, Control The Number Of Lamps Activated As Follows: ? = 25%: Turn On 1 Lamp To Achieve Minimum Illumination. ? = 50%: Turn On 2 Lamps To Achieve Medium Illumination. ? = 75%: Turn On 3 Lamps To Achieve Maximum Illumination. ? The Control Logic Should Ensure Smooth Transitions Between Illumination Levels As The Potentiometer Value Changes. Interface Details: Plc Input Interfacing: ? 1 No. Potentiometer For Percentage-Based Input Reading ? 1 No. Ldr (Light Dependent Resistor) For Illumination Sensing Plc Output Interfacing: ? 4 Nos. 24V Led Light Setup (Controlled Via Plc Output) Real-Time Interface: ? Live Data Acquisition And Control For Immediate System Response Wooden Closed Cabinet For Secure And Organized Housing Of Components. , Conveyor Trainer Kit (Without Plc): Control And Power Circuit For Conveyor Motor Without Plc Sequence Of Operation: Control And Main Circuit For Conveyor Motor With Detection Of Metal Object Stop The Conveyor Motor For 5 Seconds. (Use Proximity Sensor And Timer). Last date of submission for this tender is 2025-07-25. This is a Laboratory Equipment tender in Thoothukudi, Tamil Nadu