The OTE instruction would be energized if the logic preceding the OTE instruction is valid.Ĭomparison instructions are used for checking pairs of values in ladder logics to condition a rung’s logical consistency. Typically this Output Energize (OTE) instruction is used in combination with XIC and XIO or any other PLC output instructions. It also resembles the contact switch but turns ON when the related bit turns OFF. The normally closed contact turn ON when the related bit turns OFF. It resembles the physical contact switch. The normally opened contact turns ON when related bit turns ON. Normally Open & Normally Closed instruction: The journal discusses the different ladder logic instruction, as follows:
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