jc_0131: Usage of Relational Operator blocks
Guideline Publication
Control Algorithm Modeling Guidelines - Using MATLAB®, Simulink®, and Stateflow®
Sub ID Recommendations
- NA-MAAB — a 
- JMAAB — a 
MATLAB Versions
All
Rule
Sub ID a
When using a Relational Operator block for comparison of signals and constants, the second (bottom) input shall be used as the constant input.
Custom Parameter
Not Applicable
Example — Correct

Example — Incorrect

Rationale
Sub ID a:
- Using constant values and the same comparison method reduces misinterpretation of the model. 
Verification
Model Advisor check: Check usage of Relational Operator blocks (Simulink Check)
Last Changed
R2020a
See Also
- Relational and Logical Operators (Embedded Coder) 
Version History
Introduced in R2020a