
Command Series Migration to MOD 30ML
Function Code 12 – High / Low Compare
INPUTS - OUTPUTS
Input Block Type Description
S1 HIGHLIM Input – S1
Floating Point
Connect to the FC12.S1 signal
of the compound. Input to the
High Compare.
S2 HIGHLIM Input – S2
Floating Point
Value of High limit / alarm point
S3 LOWLIM Input – S3
Floating Point
Value of Low limit / alarm point
N HIGHLIM Output – N
Floating Point
Output of High Compare. 0 if
high limit not reached and 1 if
high limit reached.
N+1 LOWLIM Output – N+1
Floating Point
Output of Low Compare. 0 if
low limit not reached and 1 if
low limit reached.
12 - 2
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