Danfoss AK2-SC 255 Reference Manual page 88

RTC Air Damper
configuration
RS.8D.M1.22
Target
Target differential
Pre delay for stage
Post delay for stage
Cooling low limit
Night setback
Night setback offset
You will use one of two pages, depending on whether economizer control is used:
Air Damper
Control method
AK2-SC 255 Reference Manual
Zone 1 (etc.): Any single humidity sensor or combina-
tion of sensors will be used.
(0.0 to 100.0) The humidity or dewpoint value desired
at the controlling sensor or combination specified
above.
(0.1 to 15.0) The differential forms a deadband above
and below the target in which no control actions are
taken. Dehumidification will be turned on at target plus
differential and turned off at target minus differential.
(0 to 60) The number of minutes that must elapse
after target plus range is reached before the stage will
come on. There is one field for each stage.
(0 to 60) The number of minutes that must elapse
after target minus range is reached before the stage
will be turned off. There is one field for each stage.
(0.0 to 100.0) The temperature at and below which
dehumidification is disallowed.
(List box: Yes, No) Whether or not the dehumidifica-
tion target is to be raised by an offset (next line) during
store closed hours according to a schedule or sched-
ules in the Store Info screens.
(0.0 to 100.0) The amount by which the dehumidifica-
tion setpoint (set on previous page) is to be raised
during store closed hours according to a schedule or
schedules in the Store Info screens.
(List box: Yes, No) Whether or not there is a con-
trolled air damper.
(List box:)
Fan ON: The damper will be open whenever the fan
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