Illegal spec value: should be 0 or 1 [ERROR 149]

Illegal spec value: should be 0 or 1 [ERROR 149]

Illegal spec value for Module 1,01,02 Block 1001 (FC 79): trip spec S4 has value 3, should be 0 or 1

The specification shown is not legal, according to the documentation. We cannot tell you if the module will trip on failure or not.

Illegal spec value 2.png

The value S3 in DIGRP: Digital Input Group [FC84] should be either 0 or 1. The action on value 2 is not documented. The value of S3 should be set to the correct value for failing the module or switching to the redundant controller on a failure. What it does right now is not clear.

This message is likely to show an error in the system configuration. It should be reviewed. The issue raised may be in unused logic or graphics, or have other realities that make it a non-issue.

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