Danfoss AK2-SC 255 Reference Manual page 84

RTC Cooling
configuration
RS.8D.M1.22
Shutdown on smoke detect (List box: Yes, No) Whether or not the unit is to be
Shutdown on fire alarm
Select Cooling from the configuration menu for an HVAC unit of type RTC:
Num of cooling stages
Control cooling using
Target differential
Target temp. for stage:
Pre delay for stage
Post delay for stage
AK2-SC 255 Reference Manual
shut down when its smoke detector is on.
(List box: Yes, No) Whether or not the unit is to be
shut down when a monitored fire alarm occurs.
(0 to 3) The number of cooling stages in this HVAC
unit.
(List box:)
Return Air: Cooling will be controlled to satisfy a
return air target temperature.
Average: Cooling will be controlled to satisfy an
average zone temperature target.
High: Cooling will be controlled to satisfy a zone
target temperature for the highest of a number of zone
temperature sensors.
Zone 1(etc.): (each supply zone temperature sensor
will be available as a choice in the list) Control will be
based on the single selected sensor.
(0.1 to 100.0) The differential selected creates a
control dead band around the target temperature. For
example, if the target is 72 and the range is 2, the
stage will come on at 74, and will not be turned off
until the temperature reaches 70.
(0.0 to 99.9) A separate field for each of the stages in
the unit.
(0 to 15) 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 15) 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.
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