32.4.1 NO (Normally Open) / NC (Normally Closed)

Symbols and Features

Ladder Instruction Name

Ladder Symbol

Feature

Number of Steps in Instruction

NO
(Normally Open)

Input

1 to 5

Ladder Instruction Name

Ladder Symbol

Feature

Number of Steps in Instruction

NC
(Normally Closed)

Input

1 to 5

32.4.1.1 Operand Settings (S1) - NO/NC

32.4.1.2 Explanation of the NO Instruction

32.4.1.3 Explanation of the NC Instruction