Omron NJ Series - Page 276

6-89
6 Programming
NJ-series CPU Unit Software User’s Manual (W501)
6-5 Programming Languages
6
6-5-3 Structured Text Language
Construct Structure:
Process Flow Diagram:
IF <condition_expression_1> THEN <statement_1>;
ELSIF <condition_expression_2> THEN <statement_2>;
ELSIF <condition_expression_3> THEN <statement_3>;
·
·
·
ELSIF <condition_expression_n> THEN <statement_n>;
ELSE<statement_m>;
END_IF;
Condition
expression 1
Condition
expression 2
Condition
expression 3
Statement 1
FALSE
TRUE
Statement 2
TRUE
Statement 3
TRUE
FALSE
FALSE
Statement m