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) JG-4500Z type network programmable controller experimental device ( with: touch screen, Siemens S7-300 CPU314C-2DP )

JG-4500Z Network Programmable Controller Experimental Device (Teacher Desk)

First, the control screen (iron double-layer matte dense grain spray plastic structure)

1. AC power control function board, three-phase four-wire 380V AC power supply, three grid voltmeters monitor the grid voltage, and there are three indicator lights, fuse protection, the power supply of the control screen is controlled by the start-stop switch.

2. DC power supply: (1) Provide 0 ~ 30V DC regulated power supply Network type programmable controller experimental device

Second, the PLC host experimental components

Siemens S7-300 host: CPU314C-2DP, 24VDC power supply, 48KB memory, with PROFIBUS-DP master-slave interface; MMC memory card 64K bytes; integrated 24 digital inputs / 16 digital outputs, 4 analog inputs / 2 analog outputs, 1 PT100, PID, counter, PWM pulse output, frequency measurement, one axis positioning and other functions; including MPI and PROFIBUS-DP network communication.

Three, PLC control experiment hanging box

A. Provide the following experimental modules and experiments

1. PLC basic instruction programming exercise, automatic batching system simulation experiment, four-section conveyor control

2. Simulation control of traffic lights at intersections, simulation control of assembly lines

3. Simulation control of water level of water tower, simulation experiment of light of sky tower

4. Simulation of manipulator movement / simulation of liquid mixing device control

5.Five-phase stepper motor analog control, LED digital display control, fountain analog control

6. Simulation of four-story elevator control system

7.Simulation of rolling mill control system, simulation of mail sorting system, simulation of control of transporting trolley, simulation of stage lighting

8, PLC connected to the Internet switch module

B. Provide the following configuration simulation experiments:

1. Configuration experiment of automatic batching system

2. Configuration experiment of four-section conveyor

3. Configuration experiment of traffic lights at intersections

4. Configuration experiment of assembly line

5. Configuration experiment of water tower water level

6. Configuration experiment of Sky Tower Light

7. Configuration experiment of manipulator action

8. Configuration experiment of liquid mixing device control

9. Configuration experiment of five-phase stepping motor

10. LED digital display configuration experiment

11. Simulation control configuration experiment of fountain

12. Configuration experiment of four-story elevator control system

13. Configuration experiment of rolling mill control system

14. Configuration experiment of mail sorting system

15.Experiment of control configuration of material transport trolley

16. Simulation configuration experiment of stage lighting

17, network experiment

Fourth, the inverter experiment hanging box

Including one Siemens MM420 inverter (0.75KW), one set of RS485 communication interface and BOP operation panel.

Complete the following experiments:

(1) Function parameter setting and operation experiment

(2) Frequency conversion open-loop speed regulation experiment of three-phase squirrel cage asynchronous motor

(3) Open-loop speed regulation of inverter based on PLC communication method

(4) Experiment of inverter operation mode

(5), external potentiometer control inverter speed regulation

(6) Speed regulation by external voltage control inverter

(7), external current control inverter speed regulation

(8) Multi-speed operation experiment

(9), PLC-based inverter controls motor forward and reverse

Five, Relay contact control experiment hanging box

Including three AC contactors (coil voltage 220V), one thermal relay, one electronic time relay (power on delay, working voltage 220V), three illuminated buttons (one each for yellow, green and red), travel Two switches.

A. The following physical experiments can be completed:

(1) Jog control and self-locking control of three-phase asynchronous motors;

(2) Three-phase asynchronous motor interlocking forward and reverse control;

(3) Three-phase asynchronous motor with delayed forward and reverse control;

(4) Three-phase asynchronous motor with limit automatic back and forth control;

(5) Y / △ switch start control of three-phase asynchronous motor;

(6) Y / △ changeover start control of three-phase asynchronous motor based on PLC.

B. Can complete the following electrical simulation experiments

(1) Simulation experiment of three-phase asynchronous motor jog control and self-locking control;

(2) Simulation experiment of three-phase asynchronous motor interlocking forward and reverse rotation control;

(3) Simulation experiment of three-phase asynchronous motor with delayed forward and reverse control;

(4) Simulation experiment of three-phase asynchronous motor with limit automatic round trip control;

(5) Simulation experiment of Y / △ switch start control of three-phase asynchronous motor;

(6) PLC-based three-phase asynchronous motor Y / △ transfer start control simulation experiment.

Experimental table

It is an iron double-layer matte dense grain spray-painted structure. The table top is fire-resistant, waterproof, and wear-resistant high-density board. It has a large drawer (with lock) for placing tools and materials.

Seven, JG-4500Z type programmable experimental device configuration list single configuration

Serial number

Device name

Specifications

unit

Quantity

One

Experiment screen

Plastic sprayed steel structure

station

1

two

PLC host

Siemens S7-300 CPU314C-2DP

station

1

three

PLC programming cable

MPI

article

1

four

Experiment table

Iron double-layer matte dense grain spray-sprayed structure, the fireproof board is formed at one time after the table.

Zhang

1

Fives

Teacher's chair

Swivel chair

Zhang

1

six

Programming line

Siemens PC / MPI programming cable

set

1

Seven

Three-phase power supply

Highly Reliable Safety Pistol Socket

group

1

Eight

DC regulated power supply

Adjustable 0 ~ 30V DC voltage

group

1

nine

protect the circuit

DE47-63 short circuit leakage protector

Each

1

ten

Experimental connection line

One-shot elastic pistol plug

set

1

eleven

Configuration Software

Wincc

set

1

twelve

Experimental Procedure (CD-ROM)

Siemens STEP7 V5.3 (DEMO) programming software / Siemens PLC experiment program / Siemens simulation configuration experiment program

set

1

thirteen

Experiment instruction

set

1

fourteen

manual

set

1

fifteen

PLC network interface

Each

1

Seventeen

Network connector

set

1

eighteen

Three-phase squirrel cage motor

180W

station

1

Nineteen

Inverter

MM420 (0.75KW)

station

1

twenty

Operation panel

BOP

set

1

twenty one

Experiment Kit

AC contactor

Coil voltage 220V

Each

3

twenty two

Electrical simulation software and experimental procedures

thermal relay

only

1

Electronic time relay

Power-on delay, working voltage 220V

only

1

Illuminated button

Yellow, green and red

only

3

Limit switch

only

2

VisualGraph

set

1

twenty-three

switch

16 ports

station

1

twenty four

touch screen

Siemens MP277 8 inch screen

station

1

JG-4500X Network Programmable Controller Experimental Device (Student Desk)

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