Author Archives: arco

How does the Mitsubishi PLC programming software simulate running?

Press the ladder logic test button

Waiting for the PLC download program (simulated);

Press the device test button

Enter the contact to be operated, can be on; can be off

Note :that you must press F2 after the simulation to return to the editable mode.

What are the programming software of Mitsubishi PLC?

1. GX Developer programming software, mainly used for program development, maintenance, programming, parameter setting, project data management, online monitoring, diagnostic functions, and various network settings and diagnostic functions.

2, GX Simulator programming software, mainly used for simulation of the program through the virtual CPU on the computer, component motion test (bit device, word device), and program simulation through analog input signals.

3, GX Configurator programming software, mainly used for intelligent function module startup settings, monitoring / testing, automatic update settings, initial settings, and intelligent function module motion monitoring, testing functions.

4, GX Converter programming software, mainly used for sequence control data conversion, converting sequence data into TEXT data, CSV data, converting TEXT data, CSV data into sequence data.

5, GX Explorer programming software, mainly used for work status monitoring, alarm notification when faults, project management functions, as well as diagnosis, monitoring, motion analysis and so on.

6. PX Developer programming software is mainly used for program development and maintenance of process CPU. It uses FBD language to program loop control program, and performs tuning and monitoring.

What is the command of R903A in Panasonic PLC?

R903A high-speed counter control flag, closed when the high-speed counter is controlled by F162, F163, F164, F165 instructions

Panasonic plc stepping instructions, why not stuck in SSTP1

NSTP SSTP is a rising edge, so the state cannot be maintained all the time.

Coil R1 can not maintain the operation of time relay, you can try Panasonic stepping process special relay DT9060~DT9067

How to handle Panasonic PLC bright red light

There are three main reasons why plc lights up red.
1, plc motherboard failure,
2, it may also be plc power failure.
3, the plc interface is faulty.

What are the internal relays of Panasonic plc?

The special internal relay R9000-R903F (64 points) is a special internal relay with special purpose. It cannot be controlled by the user program and its state can only be used as a contact.

Panasonic PLC interrupt program

INT D0;
MOVE DX,AB;
END

Panasonic PLC high speed pulse output

1. DT90052 is just a register for a high-speed counter or high-speed pulse output flag.
H110 MOV DT90052, which means that the CH0 pulse channel is close to the origin signal and encounters near-origin deceleration when returning to the origin.

2.H100 MOV DT90052, which means that the CH0 pulse channel is written to 0 immediately, and preset.

3.H101 MOV DT90052, which means that the CH0 pulse channel near-origin signal is invalid, pulse process value DT90349, DT90348 double word soft reset–clear.

H100 MOV DT90052,, indicates that the CH0 pulse channel is written to 0 immediately, and preset.

4.H1101 MOV DT90052, which means that the CH1 pulse channel near-origin signal is invalid, pulse process value DT90353, DT90352 double word soft reset–zero.

H1100 MOV DT90052,, means that the CH1 pulse channel is written to 0 immediately, and preset.

Panasonic plc in r9120

The R9120-R9123 pulse output command is executing the flag CH0-CH3.
R9120 : CH0
R9121 : CH1

Panasonic PLC, TR output NPN

TR represents the transistor output, NPN is the open collector output, that is, the output point should be low (0V) when wiring

If the output point is a relay, then for example Y0 should be connected to the COM point of the relay coil. OK