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MITSUBISHI AJ72QLR25 Design PLC peripheral hardware circuit Coaxial cable module AJ72QLR25

Brand: MITSUBISHI
Name: Coaxial cable module
Model: AJ72QLR25
3C-2V/5C-2V coaxial cable.
Double loop.
Remote I/O network (remote control station).
How to choose MITSUBISHI PLC.
MITSUBISHI PLC options include the choice of MITSUBISHI PLC models, capacity, I/O module, power, etc..
MITSUBISHI PLC distribution I/O points and design MITSUBISHI PLC peripheral hardware circuit
Draw the I/O point of the PLC and the input / output device connection diagram or the corresponding table,
This part also can be carried out in second steps.
Design PLC peripheral hardware circuit.
Draw the electrical wiring diagram of the other parts of the system,
Including the main circuit and the control circuit does not enter the PLC, etc..
The electrical schematic diagram of the system composed of I/O PLC connection diagram and PLC peripheral electrical circuit diagram.
So far the system''s hardware electrical circuit has been determined.

ROM capacity: 16K bytes (max 7K step).
A2A, A2A-S1, A3A, A2N, A2N-S1, A3N storage box. 8 slots.
Power supply unit.
QnAS series unit installation.
High speed access.
I/O points is an important indicator of PLC.
Reasonable selection of I/O points can not only satisfy the control requirements of the system,
And the total investment of the system is the lowest MITSUBISHI AJ72QLR25.
The input and output points and types of PLC should be determined according to the analog quantity and switch quantity of the controlled object,
Generally an input / output element to take up an input / output point AJ72QLR25
Taking into account the future adjustment and expansion,
In general should be estimated on the total number of points plus the amount of spare 20%~30% MITSUBISHI AJ72QLR25.
When the programmer input programinto the user program memory,
Then CPU according to the function of the system (the system program memory to explain the compiler),
Translate the user program into PLC internally recognized by the user to compile the program.
Relay output interface circuit of PLC
Working process: when the internal circuit output digital signal 1,
There is a current flowing through, the relay coil has a current, and then the normally open contact is closed,
Provide load current and voltage MITSUBISHI AJ72QLR25.
When the internal circuit outputs a digital signal 0, there is no current flowing through it,
The relay coil does not have a current, and the normally open contact is broken off,
A current or voltage that is disconnected from the load MITSUBISHI Coaxial cable module.
It is through the output interface circuit to the internal digital circuit into a signal to make the load action or not action MITSUBISHI Coaxial cable module. CPU:A3UCPU PLC is the same.
PLC program capacity: 30K step.
I/O points: 2084 points.
Processing speed (sequential order): 0.15 s/ step.
Control axis: up to 32.
Servo program capacity: 14K step MITSUBISHI Coaxial cable module.
Servo amplifier: SSCNET connected external servo amplifier.
PLC selection with the development of PLC technology, more and more types of PLC products,
Function is becoming more and moree perfect, and its application is more and more extensive AJ72QLR25.
Different series of different models of PLC has different performance, applicable occasions also have different emphasis,
Price also has a greater difference. Therefore PLC selection,
Under the premise of meeting the control requirements,
Should consider the best performance to price ratio, a reasonable choice of PLC MITSUBISHI AJ72QLR25.


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