RS.8D.M1.22 AK2-SC 255 Reference Manual 77
Fan type (List box:)
1-Speed: The unit has a single-speed fan.
2-Speed: The unit has a two-speed fan.
Variable VO: Fan speed is variable, with a drive
controlled by an analog output board (variable output
board).
Variable VLT: A variable speed fan is controlled by a
Danfoss VLT adjustable frequency drive.
Fan control OPEN hours (List box:)
Continuous: The fan will run continuously during
open hours. Store open hours are defined in the Store
Info screens.
On demand: The fan will run on demand during open
hours, whenever heating, cooling, dehumidification, or
venting is called for.
Fan control CLOSED hours(List box:)
Continuous: The fan will run continuously during
hours when the store is not open. Store open hours are
defined in the Store Info screens.
On demand: The fan will run on demand during hours
when the store is not open., whenever heating, cooling,
dehumidification, or venting is called for.
Post delay (0 to 60) The number of minutes the fan will run after
the last stage of heating, cooling, dehumidification, or
venting is turned off.
Heat ramp up if LAT > (40.0 to 150.0) When heating is on, fan speed will be
ramped up when LAT (leaving air temperature) is
greater than this setpoint.
Cool ramp up if LAT < (40.0 to 70.0) When cooling is on, fan speed will be
ramped up when LAT (leaving air temperature) is less
than this setpoint.
Dehm ramp up if LAT < (30.0 to 60.0) When dehumidification is on, fan speed
will be ramped up when LAT (leaving air temperature)
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