Honeywell DR4500A Product Manual page 155

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Release M DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual
April 2017
Press
Cooling Tuning
DISP Until you see Setpoint 2.
Lower Display: SP nnn
Until the value of Setpoint 2 is at the desired value within the
Cooling zone.
or
DISP Until you see
Lower Display: Use SP1
to toggle to
Lower Display: Use SP2
or
DISP Lower Display: TUNExOFF
to toggle to
Lower Display: TUNExON
or
Tuning will begin and the lower display will flash "TUNING". The
output will cycle between 0% and 50% (or low output limit). When
tuning has been completed the lower display will again show
"TUNExOFF". The Cool tuning parameters are entered for the
second set of PID constants in the Tuning Set Up group.
Operation - Using Accutune II
Action/Result
x = 1 or 2
x = 1 or 2
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