Altronic VariSpark CPU-XL, Operating Instructions Manual

Page: 60 / 97

CPU-XL VariSpark IOM 07-21
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31.9 The BASE SPARK NUMBER defines the spark number which will be used when
no overriding conditions are active. The selectable range for the base spark
number is 1 to 8.
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31.10 The MISC-IN SPARK NUMBER defines the spark selection number to be
utilized when the Aux. Misc. Input is activated (connected to ground). The
selectable range for Misc-in Spk Number is 0-8. When set to zero, this feature
is disabled and will not override the active spark number.
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NOTE: Spark number selection criteria
in order of priority:
1. Misc-In
2. High EAVG
3. High single cylinder COV
4. 4-20mA Current Loop
5. Base Spark Number
NOTE: If the spark number used is
changed through a Modbus key com-
mand message, that spark will be used
until another condition changes (ex:
EAVG was active, and no longer is, or
the 4-20mA current loop changes).
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