Network-type programmable controller training equipment【GLPLC-LN】
GLPLC-LN network-type programmable controller training equipment consists of core components such as PLC, frequency converter, touch screen, etc. This device integrates programmable logic controller, communication editor, programming software, industrial control configuration software, simulation teaching software, simulation control training hanging box, and real objects. It can intuitively carry out multiple experimental projects such as PLC basic instruction training, PLC practical application simulation and real object control training, and also provide good conditions for high-level design and development experimental training.
After selecting training components such as three-phase squirrel cage asynchronous motors and relays, it can also complete multiple electrical and relay control project training.
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Description
GLPLC-LN network-type programmable controller training equipment
Ⅰ、Equipment Overview
GLPLC-LN network-type programmable controller training equipment consists of core components such as PLC, frequency converter, touch screen, etc. This equipment integrates programmable logic controller, communication editor, programming software, industrial control configuration software, simulation teaching software, simulation control training hanging box, and real objects. It can intuitively carry out multiple experimental projects such as PLC basic instruction training, PLC practical application simulation and real object control training, and also provide good conditions for high-level design and development experimental training.
After selecting training components such as three-phase squirrel cage asynchronous motor and relay, it can also complete multiple electrical and relay control project training.
Ⅱ、Equipment Features
1. The device adopts a component structure, which is convenient to replace experimental modules. If you need to expand functions or develop new experiments, you only need to add experimental module hanging boxes.
2. The experimental objects are realistic and close to the actual application of industrial sites. Through the training of this device, students can quickly adapt to the work on site.
3. It adopts Siemens S7-1200 programmable controller, which is powerful and has superior performance. It adopts modular design and flexible combination. Users can form different control systems according to different needs.
4. Configuration bar graph teaching, using MCGS industrial control configuration software, all experiments have been edited into intuitive, dynamic and effective configuration bar graphs for dynamic tracking teaching.
5. The experimental projects are complete, including digital quantity, analog quantity, variable frequency speed regulation, touch screen, network communication and electrical control.
6. Network teaching experiment of PLC host: equipped with RS485 network communication teacher's computer (master station) to conduct direct communication experiments with up to 16 PLC hosts (slaves) (i.e. 1:N communication), and any PLC host (master station) to conduct direct communication experiments with up to 7 PLC hosts (slaves) (i.e. N:N communication).
7. Simulation training teaching: through the virtual environment, real-time display of PLC operation status programming training, program writing test and other functions.
2. Line protection: with leakage protector, overload and short-circuit protection device.
3. AC and DC output:
3.1 Three-phase four-wire AC 380V output, output voltage indicated by three voltmeters;
3.2 AC 220V output through safety socket;
3.3 24V/2A DC regulated power supply output;
3.4 5V/1A DC regulated power supply output;
3.5 ±12V/1A DC regulated power supply output (optional);
3.6 0~10V adjustable DC voltage output;
3.7 4~20mA adjustable DC current output;
4. Working environment: temperature -10℃~+40℃ relative humidity<85% (25℃) altitude <400m;
5. Device capacity:<1KVA
6. Weight Weight:<150Kg
7. Dimensions: about 1610mm×720mm×1600mm
Ⅳ、Basic configuration and function
The PLC programmable controller comprehensive training device consists of a control panel, a training table, a host training component, a training module, a frequency converter hanging box, a touch screen hanging box, an AC/DC motor, a bus unit, a communication module, a motor guide rail, a speed measuring mechanism, etc.
(Ⅰ) Control panel
1. AC power control unit
The three-phase four-wire 380V AC power supply supplies power to the device after passing through the air switch. The grid voltage meter monitors the grid voltage and is equipped with a lighted fuse protection. The power supply of the control panel is controlled by the key switch and the start-stop switch, and it also has a leakage alarm indication and alarm reset. Provide one set of three-phase four-wire 380V and single-phase 220V power supplies, the output is controlled by the start-stop switch, and is equipped with fuse protection.
2. Timer and alarm recorder (optional)
The timer and alarm recorder is usually used as a clock, with functions such as setting time, timing alarm, and power off. It can also automatically record the number of leakage alarms caused by wiring or operation errors.
3. DC power supply, DC voltage/current meter, logic output and indication, etc.
DC voltage: 0~10V adjustable output; DC current: 0~20mA adjustable output; DC digital voltmeter/current meter; voltmeter range 0~200V, input impedance 10MΩ, accuracy 0.5 level; current meter range 0~200 mA; also has logic level output (jog, self-locking).
4. Host training component
Siemens S7-1200 CPU 1215C, 125 KB program storage space, 60 ns; integrated 2 PROFINEN interfaces; integrated 14 DI/10DO, 2 AI;
(Ⅱ) Training box
1. Answer machine/music fountain
By monitoring and controlling the timing of each group of people answering in the answering system, master the writing method of conditional judgment control instructions; by controlling the "water flow" and music in the music fountain control system, master the writing method of loop instructions.
2. Assembly line/crossroad traffic light
By controlling the sequential processing process of the "production line" and the traffic signal of the crossroad traffic light, master the writing method of sequential control instructions.
3. Water tower water level/Sky Tower Light
By judging the changing process of "water tower water level" and "water tank water level", understand the writing method of simple logic control instructions. By controlling the shift of the flashing process of the Sky Tower Light, master the writing method of shift register instructions.
4. Automatic feeding and loading/four-section conveyor belt
By controlling the start and stop of the conveyor belt, the transmission status, and the flow direction and flow of goods in the automatic feeding and loading system, master the writing method of more complex logic control instructions.
5. Various liquid mixing devices
By controlling the proportion of different liquids in the "liquid mixing device" and the mixing time of the liquids, master the writing methods of conditional judgment instructions and various types of timer instructions.
6. Vending machine
By identifying the number of coins inserted by the user and controlling the entry and exit of various "goods" in the vending machine, master the writing methods of various counter instructions and comparison output instructions.
7. Automatic rolling mill/mail sorting machine
By identifying the quantity and type of incoming materials of the automatic rolling mill and mail sorting machine and controlling the start and stop sequence of various actuators (such as "motors"), master the writing methods of numerical operation instructions and interrupt instructions.
8. Robot control/automatic molding machine
By controlling the "position" of the robot and the "cylinder position" of the automatic molding machine in all directions, master the ability to write a relatively simple logic control program in a complete industrial application system.
9. Machining center
By controlling the running direction of the "motor" in each direction of the machining center and the tool in and out and tool changing process of the "tool magazine", you can master the ability to write more complex logic controls in a complete industrial application system.
10. Four-story elevator
By comprehensively controlling a complete four-story elevator model, you can preliminarily master the comprehensive knowledge of the work process of PLC control system analysis, I/O allocation, design of I/O wiring diagram, wiring, programming, debugging, etc.
11. Stepper motor/linear motion: (physical) stepper motor system consists of drive circuit, stepper motor, dial, pointer, etc.; linear motion system consists of motor, synchronous belt, photoelectric sensor, guide rail, moving block, etc. By using PLC to control the stepper motor and linear motion physical module, you can preliminarily understand the control of stepper motor direction and beat number and linear motion detection and positioning control.
12. Automatic washing machine/electroplating production line
By controlling the time of washing machine in and out of water, washing process and the time, method and sequence of objects in the electroplating production line invading different solutions, you can master the comprehensive application ability of multi-point PLC control system.
13. DC motor control/temperature control (analog control)
Master the use of high-speed counter instructions, analog processing instructions, and PID instructions through the acquisition of pulse signals, speed control (voltage) and temperature parameters in the DC motor system.
14. Typical motor control practical unit
Contains 3 Schneider AC contactors; 1 time relay, 3 buttons, 3 AC indicator lights, 2 thermal relays, and a special base for components. Master the installation and debugging process knowledge of general high-voltage systems, and realize the typical operation control of motors in PLC mode; master the relevant knowledge of installing and debugging PLC electrical control systems.
15. Mesh board
Learn the layout planning, installation, and debugging process knowledge of various components in electrical control systems.
16. Frequency converter training component
Configured with Siemens MM420 0.37KW frequency converter, with RS485 communication interface and BOP operation panel, it has the ability to comprehensively apply frequency converters, understand the application of frequency conversion speed regulation in practice, and master the establishment and connection method of USS communication protocol between frequency converter and PLC.
17. Touch screen training component: 7-inch TPC7062 true color
Understand the functions and usage of industrial touch screens, master the communication knowledge between PLC, and master the implementation methods of reset, set, alternate function keys, graphic (curve) display, and dynamic picture tracking in touch screens.
(III) Motor guide rails, optical encoder speed measurement system and digital tachometer
Includes optical encoder speed measurement system, digital tachometer and guide rails for fixing motors. The guide rails have good flatness, no stress deformation, fine processing, good concentricity, good interchangeability, low motor running noise, typical training parameters, and can better meet the training requirements. There is a digital tachometer on the rail panel to display the current speed; it has a voltage feedback signal; it also has a photoelectric coding signal output, including two channels A and B; it can complete various speed open/closed loop and positioning training.
(Ⅳ) Three-phase squirrel cage asynchronous motor: AC 380V/△
(Ⅴ) Training table
The training table is an iron double-layer matte dense pattern spray-coated structure, and the desktop is a fireproof, waterproof, wear-resistant high-density board; there are two large drawers (with locks) on the left and right to place tools and materials. The computer table is designed as a joint body, and the shape is beautiful and generous.
Ⅴ、Training projects for network-type programmable controller training equipment
(I) PLC basic skills training
1. PLC cognitive training (software and hardware structure, system composition, basic instruction practice, wiring, programming download, etc.)
2. Typical motor control practical training (jog, self-locking, forward and reverse, star-delta switching start, etc.)
3. PLC simulation training
(II) PLC analog control application training
4. Digital display control
5. Answer control (priority, numerical calculation, with sound effect function)
6. Sky Tower light control (flashing, emission, water flow type)
7. Music fountain control (with sound effect function)
8. Crossroad traffic light control
9. Water tower water level control
10. Automatic feeding and loading system control
11. Four-section conveyor belt control
12. Assembly line control
13. Multiple liquid mixing device control
14. Automatic molding machine control
15 Fully automatic washing machine control (with sound effect function)
16. Electroplating production line control
17. Automatic rolling mill control
18. Mail sorting machine control
19. Vending machine control
20. Robot control
21. Three-story elevator control
22. Four-story elevator control (real object)
23. Machining center control (real object)
(III) PLC physical control training
24. Linear motion position recognition, motion trajectory control, positioning control
25. Stepper motor motion control
2 6. DC motor control
27. Temperature PID control
(IV) PLC, inverter, touch screen comprehensive application skills training
28. Inverter function parameter setting and operation
29. Inverter alarm and protection function
30. External terminal jog control
31. Inverter control motor forward and reverse rotation
32. Multi-speed selection frequency conversion speed regulation
33. Inverter stepless speed regulation
34. Frequency conversion speed regulation based on external analog quantity (voltage/current) control method
35. Instantaneous power failure start control
36. PID frequency conversion speed control
37. PLC control inverter external terminal motor forward and reverse rotation
38. PLC control inverter external terminal motor running time control
39. Multi-speed control based on PLC digital quantity control
40. Frequency conversion open-loop speed regulation based on PLC analog quantity control
41. Frequency converter open-loop speed regulation based on PLC communication
42. Speed closed-loop control based on PLC communication
43. Frequency converter closed-loop speed regulation based on PLC analog quantity
44. Simulation of frequency converter constant pressure water supply system
45. Basic instruction programming exercises based on touch screen control
46. LED control based on touch screen control
47. Temperature PID control based on touch screen control
48. Communication control between PLC, touch screen and frequency converter
49. Fieldbus network communication technology based on MCGS
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