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ECT 464

ECT 464. Lecture 3a Ladder Logic. The only fool bigger than the person who knows it all is the person who argues with him. Whoever corrects a mocker invites insult;        whoever rebukes a wicked man incurs abuse. Proverbs 9:7. Input Terminology. Normally Open Examine If Closed (XIC).

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ECT 464

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  1. ECT 464 Lecture 3a Ladder Logic

  2. The only fool bigger than the person who knows it all is the person who argues with him. Whoever corrects a mocker invites insult;        whoever rebukes a wicked man incurs abuse. Proverbs 9:7

  3. Input Terminology • Normally Open • Examine If Closed (XIC)

  4. Input Terminology • Normally Closed • Examine If Open (XIO)

  5. Output Types • Full Output (OTE) Output Energize

  6. Output Types • Latch Output (OTL) Output Latch

  7. Output Types • Un-Latch Output (OTU) Output Unlatch

  8. Next Class • Basic State Machines • Input/Output Wiring

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