Fan Shutdown Delay Timer
Length of time that the fan continues to operate after the cooling unit is turned off via the display, local control or the
BMS.
The delay timer does not apply when the unit is turned off remotely.
Fanspeed at Unit Start
Speed at which the fans run on unit start up.
Fanspeed at Unit Start Timer
Length of time fans run at the speed selected in fan speed at unit start.
Fanspeed Filter at 0%
Decreases the rate at which the fan speed changes when close to or at the temperature setpoint to avoid
undershooting the setpoint.
Fanspeed Filter at 100%
Increases the rate at which the fan speed changes for a quicker reaction of fan speed at high temperatures.
Fanspeed Reposition Delay
Length of time before fan speed can decrease, allowing temperature to stabilize before the change occurs.
Fanspeed Reposition Mode
Sets a one time delay that allows the fan to maintain current speed when a call to increase or decrease is made to allow
the temperature to stabilize.
Fanspeed Transition Filter
Sets how quickly the fan speed changes between operating modes. Prevents an instant reaction when fans turn on or
off and prevents unstable operation.
Max Deceleration Rate
Selects the rate and which the fan speed changes during deceleration.
Maximum Fan Speed
Maximum speed at which the fan will operate.
MIN at CFC for EC Fan
Cooling deviation at which the fan will operate at minimum speed.
3 Service Operation
57
Vertiv™ Liebert® iCOM™Installer/User Guide
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