Guided scenario35 min· Path total 1 h 5 min

Ladder logic

ORIENT

What this module is for

Read and build ladder rungs including a latch and an interlock.

EXPERIMENT

Build a start/stop latch with an interlock.

CHECK

A seal-in contact is used to:

Debounce the inputKeep an output energised after the start button is releasedLimit current to the coilReverse the logic of the rung

APPLY

Describe a real machine sequence you could express as three ladder rungs.

Still outstanding before this module can be marked complete:

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