Data Aire dap4 User Manual page 37

MENU J – FACTORY SETTINGS (factory level) continued
Note: The Fan Range Settings screen is only displayed when either CW or DX fan
control is set to a mode that modulates the fan.
Modulate Min: This sets the lowest amount that the fan speed can be modulated.
Range of adjustment is 40 to 100% with a default setting of 40%.
Modulate Max: This sets the highest amount that the fan speed can be
modulated. Range of adjustment is 70 to 100% with a default setting of 100%.
Aire Seal Speed: (Shown only when Aire-Seal Damper is enabled). Sets the fan
speed when unit is in standby mode. Range of adjustment is 10 to 50% with a
default setting of 20%.
Note: The Fan Rack Settings screen is only displayed when either CW or DX fan
control is set to a Rack modulation mode.
When modulating to rack temperature, a change in fan speed is limited
incrementally by the "Ramp Set Rate" percentage.
Ramp Step Rate: This sets the maximum amount that the fan speed can increase
or decrease in one second increments. Range of adjustment is .1 to 9.9% with a
default setting of 0.5%.
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