Logic Instruction List
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32.9.3 NRD and NRDP (Date Read)

Symbols and Features

Ladder Instruction Name

Ladder Symbol

Feature

Number of Steps

NRD
(Date Read -
Level Sensitive)

Read

2

Ladder Instruction Name

Ladder Symbol

Feature

Number of Steps

NRDP
(Date Read -
positive transition)

Read

2

32.9.3.1 Explanation of the NRD and NRDP Instructions

32.9.3.2 Confirming Execution Results - NRD/NRDP