3-8
In Figure 3-12 the first and second statements are linked in Parallel and the third
statement is linked in Series with the first and second statements. Remember, a
Link operator links that statement with all previous statements, not just the
statement before it.
Field 1 Field 2 Field 3 Field 4
[] [] [),5(] []
Field 1 Field 2 Field 3 Field 4
[25] [] [),5(] []
Field 1 Field 2 Field 3 Field 4
[$1'] [] [),5(] []
Figure 3-12. A Parallel and Series Statement
In Figure 3-13, IF the condition of 03-01 is Fire OR the condition of 03-02 is
Fire, AND the condition of 03-03 is Fire, then the INPUT SIDE is true. In order
to cross from the INPUT SIDE of the equation to the OUTPUT SIDE, the first
or second statements and the third statement must be true.
18-03
Figure 3-13. A Parallel Statement in Series with a Series Statement
Input Field 1, Continued
Using the OR Operator first
and the AND Operator second
FIRST STATEMENT
SECOND STATEMENT
THIRD STATEMENT
Points 03-01 or 03-02 (in
Parallel) are in Series with
03-03. 03-01 or 03-02 must
be true and 03-03 must be
true in order to go from the
INPUT to the OUTPUT.
OUTPUT SIDE INPUT SIDE
(Statements 1, 2, & 3)
03-01
03-03
03-02
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