American Power Conversion FM Air Conditioner User Manual


 
43NetworkAIR FM DX 60 Hz Operation, Maintenance, and Troubleshooting
Comm Loss Failover. Decide if the Group considers a System in the Comm Lost state to be in a failed
state.
Off—The Group will assume that the System is still operating normally.
On—A backup System will be moved to the online state.
Caution: If Runtime Balancing is enabled, Comm Loss Failover must be On. Otherwise
inadvertent System shutdowns may occur.
Name. Set the name of this Group. The Group name also appears in the interfaces.
Group settings
Path: Main > Setup > Group > Group Settings
The Group Settings define the load-sharing and System role-assignment functions of the Group.
Load Share. Enable or disable load-sharing requests for each mode. If load-sharing is disabled,
Systems cannot send requests for assistance to the Group.
Load Share Thrshlds. Set the load-sharing thresholds for each mode. If the environmental
temperature or humidity is outside the range determined by the setpoint and threshold, the System will
generate a load-sharing request. Acceptable ranges for each mode are listed in the table below.
Mode Range Share if
Cool 0.0–11.1°C (0.0–20.0°F) Temperature > Setpoint
Cool
+ Threshold
Cool
Reheat 0.0–11.1°C (0.0–20.0°F) Temperature < Setpoint
Reheat
– Threshold
Reheat
Dehumidify 0.0–20.0% RH Humidity > Setpoint
Dehumidify
+ Threshold
Dehumidify
Humidify 0.0–20.0% RH Humidity < Setpoint
Humidify
– Threshold
Humidify