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Tutorials of Programmable Logic Controller – Learn PLC programs and ladder logic lectures of GE, ABB, Siemens, Allen Bradley, Omron PLC’s.

3 Phase Motor Control using PLC Ladder Logic

S Bharadwaj Reddy
3 Phase Motor Control using PLC This is PLC Program for Forward and Reverse control for 3 Phase Asynchronous Motor. Problem Description There are lots of motors and conveyors used...

PLC Program for Conditional Control Logic

S Bharadwaj Reddy
PLC Conditional Control Logic This is PLC Program for Conditional Logic Circuit Problem Description In Industry or plants, there are lots of gear box systems used for different machines/motors. For...

PLC Analog Input Sampling Ladder Logic

S Bharadwaj Reddy
Design an efficient PLC ladder logic program that samples analog input (I:1.0) at the rate of 2Hz and outputs the average value to analog output O:1.0 once every two seconds. PLC...

PLC Conveyor Ladder Logic Program

S Bharadwaj Reddy
PLC Conveyor Ladder Logic Program Assume there are sixteen stations along a conveyor system. The stations are numbered from 0-15 with station zero being the first (i.e. the point where...

PLC Energize or De-energize the Outputs based on Events

S Bharadwaj Reddy
PLC Energize or De-energize Outputs Write the following PLC Program to Energize or De-energize the Outputs based on Events. A certain switch (I:1/0) is to start a process. The process is to...

PLC Counters Program

S Bharadwaj Reddy
PLC Counters Write a PLC Counters Program for the below example. A certain process is to count the number of true-to-false transitions on input I:0.0/0 for a 10 second period....

PLC Logic GATE Program

S Bharadwaj Reddy
PLC Logic GATE Write a PLC Logic GATE Program for the below plc example. Write a program that ANDs B3:0 with B3:1 when I:0.0/0 is energized, ORs B3:0 with B3:1 when...

PLC Timers Program

S Bharadwaj Reddy
PLC Timers Write a PLC Timers Program for the following plc example. Construct a PLC timing circuit that will output (using output O:2/0) a 0.5 second pulse every two seconds...

PLC Program using START and STOP Buttons

S Bharadwaj Reddy
PLC START and STOP Buttons Write a PLC Program using START and STOP Buttons for the following plc example.  There are three machines, each with its own start and stop...

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