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Posts tagged PLC

Is The Main Purpose of The PLC to Replace the Relay ?

Purpose of The PLC to Replace the Relay

HOW TO WORK PLC ?

A PLC works by continually scanning a program. We can think of this scan cycle as consisting of 3 important steps. There are typically more than 3 but we can focus on the important parts and not worry about the others. Typically the others are checking the system and updating the current internal counter and […]

How The History of Logic PLC ?

When production requirements changed so did the control system. This becomes very expensive when the change is frequent. Since relays are mechanical devices they also have a limited lifetime which required strict adhesion to maintenance schedules. Troubleshooting was also quite tedious when so many relays are involved. Now picture a machine control panel that included […]

I have a LCD32HDMI TV of whrfedala, not working?

Mahendra R asked: I Have a LCD32HDMI, it’s power supply is working fine but when i connect with main board 12v goes down to 1.2 v or low. what is the problem in main board.or you have the circuit diagram of this board 17MB15E-3 board

Kawasaki CDI

Kawasaki CDI  ignition circuit diagram

home stereo amplifier

home stereo amplifier using LA4261

5 High Quality Audio Amplifier Circuit

5 High Quality Audio Amplifier Circuit High quality audio amplifier circuit for outdoors

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