Armstrong World Industries A50CU User Manual
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AR-EXP-CUMMINS-07-00
OWNERS MANUAL
ton will cancel any changes made to the current parameter,
reverting to the last ‗saved‘ value. This also exits adjust
mode.
NOTE:- To exit the front panel configuration editor at any
time press the STOP button. Ensure you save any changes
you have made by pressing the button first if necessary.
Timers and Analogue Settings
NOTE:- Setting a timer to zero (0) will disable it. Timer set-
tings increment from 0 to 60s in steps of 1s and from 1
minute to the maximum value in steps of 30 seconds (0.5
minutes) (where applicable)
NOTE:- Setting Flywheel teeth to zero (0) will disable mag-
netic pickup speed sensing. In this instance, engine speed
is derived from the alternator output frequency.
NOTE:- CT values increment from 10-100 in steps of 10A,
and from 100 to 6000A in steps of 50A. CT secondary must
be 5A.
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