ZN-P10 type PLC programmable controller, single-chip microcomputer development and application and frequency conversion speed control comprehensive training device
1. Overview:
ZN-P10 type PLC programmable controller, single-chip microcomputer development and application and frequency conversion speed control comprehensive training device integrates single-chip microcomputer and frequency conversion Control, PLC programming logic controller, communication editor, programming software, industrial control configuration software, simulation teaching software, simulation control training hanging box, physical objects in one, strong comprehensiveness and complete functions.
The development and application part of the single-chip microcomputer is powerful and the training content is rich. It can complete the training of many projects such as the expansion of the single-chip interface, data acquisition, data display, keyboard control, timer, printer interface, etc. The PLC part can intuitively perform basic instruction training, multiple PLC practical application simulations and physical control training, and also provide good conditions for high-level design and development of experimental training: in order to combine teaching requirements, the design process refers to many domestic A variety of textbooks, selected * typical training projects, equipped with three-phase squirrel cage asynchronous motors and relays, can complete a number of electrical control project training. The frequency converter selects the widely used Siemens frequency converter with R485 communication interface, which can complete the relevant teaching and training of the frequency conversion speed control technology course. 
2. System composition
1. PLC programmable experiment screen
2. PLC programmable controller operating table
3. PLC experiment module
4. programming application software
5. PLC and transfer communication cable
6. Computer (user-prepared or purchased)
3. PLC programmable controller test bench
(1) Functions and features
1) The test bench includes
A. DC voltage: 0～10V adjustable output; DC current: 0～20mA;
B. ~220V output through the safety socket
C．Three-phase four-wire 380V output, three voltmeters indicate the output voltage
D．+24V/1A DC regulated power supply output
E. ±5V/1A DC regulated power supply output
F. ±12V/1A DC regulated power supply output
2) The input and output ports of the PLC host and experimental modules have been led to the panel. Use plug-in self-locking wire connection experiment, the input can be connected to analog input switch, travel switch or photoelectric switch, etc. The output can be connected to the indicator light, digital tube and relay, DC motor and buzzer on the panel, and can also be connected to the demonstration device, which can be applied to actual industrial control.
3) The test bench itself has a 24V/2A power supply. It can be directly used to output the load or interface with a demonstration device or connect with other corresponding devices.
4) The structure of the experimental platform adopts the hanging box type, which is convenient for the expansion of experimental projects and the second development of users.
5) It can complete the basic experiment and application experiment of PLC control principle and be used for real industrial control.
6) PLC host configuration
(1) Configure Siemens S7-200 CPU226 host, integrated digital I/O (24 digital inputs and 16 digital outputs) 485 communication ports and PC/PPI communication programming cable.
(2) Experimental items
1) PLC basic skills training 1.
PLC cognitive training
2. PLC simulation training
3. Jump and branch function experiment
4. Shift register experiment
5. Data processing function experiment
6. Differentiation and position Operation experiment
7. And, OR, non-logic function experiment
8. Timer, counter function experiment
2) PLC simulation control application training
1. Digital display control
2. Answerer control (priority, numerical calculation, with sound effect function)
3 .Sky Tower light control (flashing, emission, flowing water type)
4. Music fountain control (with sound effect function)
5. Crossroad traffic light control
6. Water tower water level control
7. Automatic feeding and loading system control
8. Four-section conveyor belt control
9. Assembly line control
10. Multiple liquid mixing device control
11. Automatic control molding machine control
12. Fully automatic washing machine Control (with sound effect)
13. Automatically controlled rolling mill control
14. Mail sorter control
15. Vending machine control
16. Manipulator control
17. Four-story elevator control
18. Machining center control
19. Stepper motor PLC control
20. Three Phase squirrel cage asynchronous motor jog control and self-locking control (in kind)
21. Three-phase squirrel cage asynchronous motor linkage forward and reverse control (in kind)
22. Three-phase squirrel cage asynchronous motor with delay forward and reverse control ( (In kind)
23. Three-phase squirrel-cage asynchronous motor Y/△ conversion start control (in kind)
24. MSGS configuration bar graph experiment teaching, using the edited configuration bar graph, dynamic tracking teaching experiment for any of the above experiments
25. In response to the specific requirements of the experimental project, students edit the configuration bar graphs to conduct experiments.
3) Comprehensive application skills training of PLC and inverter
1. Inverter function parameter setting and operation
2. Inverter alarm and protection function
3. External terminal jog control
4. Inverter control motor forward and reverse
5. Multi-speed selection frequency conversion Speed regulation
6. Inverter stepless speed regulation
7. Frequency conversion speed regulation based on external analog quantity (voltage/current) control mode
8. Instantaneous power failure start control
9. PLC controls the motor forward and reverse rotation of the
external terminals of the inverter
10. PLC controls the motor running time control of the external terminals of the inverter 11. Multi-stage speed based on the PLC digital control method
4) Single-chip experiment content
1. Marquee experiment
2. Independent key input experiment
3. Matrix keyboard interface training
4. Photoelectric coupling isolation input and output experiment
5. Metal detection training
6. Relay isolation control experiment
7. Static digital tube display experiment
8. Dynamic digital tube display experiment
9. Buzzer performance experiment
10.8255 chip expansion IO port experiment
11. LCD module control training
12. Dot matrix LED screen Chinese character display experiment
13. AD conversion experiment 14. DA conversion experiment
15. LM35 temperature sensor acquisition experiment
16. IIC Bus IC card storage experiment
17. EEPROM chip 24 series storage experiment
18. External interrupt photoelectric counting control motor training
19. Timer interrupt control motor training
20. Open loop stepper motor control training
21. Closed loop AC and DC motor system experiment
22. Closed-loop stepper motor system experiment
23. Constant temperature room control system experiment
24. PS keyboard communication experiment
25. RS232 communication experiment
(3) Technical parameters
1. Output voltage: DC 24V, voltmeter indication
2. Use application software to program
3. Power input: AC 220V, 50Hz
4. Current ≥ 2A, current with overload protection
5. Dimensions: 160×70×150 cm3
4. PLC programmable controller experimental device
- This device is an external demonstration device designed to cooperate with the PLC programmable controller experiment table. It is composed of LED light-emitting diodes, large LED digital tubes, DC motors, stepping motors and other actuators to simulate the state of the actual industrial control process with other peripheral circuits. It vividly demonstrates the entire execution process of the PLC. Through this device, students' hands-on ability can be exercised, the execution agency can vividly verify the correctness of their own programs, master the practical application of PLC, and enhance students' interest in PLC learning. The position of the device on the demonstration screen can be moved and interchanged arbitrarily.
- PLC training module
3, MCU training module
4, computer (user-prepared or purchasing)
5. Configuration list
Attached table: MCU detailed configuration list