6.5 Basic Ladder Logic

Describe ladder logic diagrams and indicate the advantages of ladder logic

Differentiate between control/pilot signal and power/primary signals

Describe the purpose of separating pilot and primary

List the 11 basic rules of ladder logic as discussed in this lecture

Describe the behavior of this system for all possible combinations of input conditions.

Describe the behavior of this system for all possible combinations of input conditions.

Describe the behavior of this system for all possible combinations of input conditions.

Describe the behavior of this electrically controlled hydraulic system. Define the purpose of the holding circuit.

Describe the behavior of this electrically controlled hydraulic system incorporating a limit switch.

Compare and contrast hard wired relay based ladder logic with a programmable logic controller.