PLC glossary
Function block diagram
A diagram language that connects the results of boxes to other boxes. Each connection carries a value used in a calculation or decision.
- Also called
- FBD
- On site
- An engineer follows a tank measurement through scaling and level comparison boxes.
- Siemens
- FBD networks use Siemens instruction boxes and parameter names.
- Rockwell
- FBD routines use Logix blocks, backing tags and their execution rules.
Taught in: Follow the signal