Ladder Logic ElementsIntermediateAdvanced
1 min read
Updated 2025-11-10
Intermediate

Overflow Bit

OV - Overflow Bit

Status bit set when counter or math operation exceeds maximum value.

Key Takeaways

  • Status bit set when counter or math operation exceeds maximum value.
  • Intermediate-level topic in Ladder Logic Elements

Detailed Definition

Status bit set when counter or math operation exceeds maximum value. This term is essential for understanding ladder logic in industrial automation and PLC programming.

Common Questions

What is Overflow Bit?

Status bit set when counter or math operation exceeds maximum value.

What are related concepts I should learn?

To fully understand Overflow Bit, you should also familiarize yourself with TON (Timer On-Delay), TOF (Timer Off-Delay), and CTU (Count Up). These concepts work together in industrial automation systems.

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Quick Info

Difficulty
Intermediate
Tier
Advanced

About Ladder Logic Elements

Contacts, coils, timers, counters, and ladder diagram components

Total Terms:70
Difficulty:Beginner to Intermediate