Hitachi PC-ARF Technical Catalogue page 582

6 Building air conditioning controls
CSNET Manager LT/XT
Fan stop heating during thermo-off
N O T E
This function is only available for HC-A64NET units.
In VRF systems, when unit is heating thermo-off CSNET Manager can stop the fan.
Configurable parameters:
- Enabled: enables the fan stop function
- Master unit: field for selecting the method CSNET Manager will use to calculate the temperature difference.
- (Selected): CSNET Manager will only use this unit to calculate the temperature difference and decide the change,
not taking into account the other units connected to the same 2-tube cooling circuit.
- (Not Selected): CSNET Manager will use the average temperature difference of all the indoor units connected to
the same 2-tube cooling circuit.
Input data: field for selecting what inlet temperature CSNET WEB should use to calculate the temperature difference
-
if an optional remote temperature sensor is connected in THM4 of the PCB of the indoor unit or if there is RCS
remote sensor.
Status panel explain what is this function doing.
C A U T I O N
• In case of configuring Auto Cool/Heat and Fan stop heating during thermo off functions, it should be ensured that only one input data
THM4 or RCS Sensor has been configured on both functions.
• Fan stop heating during thermo off function is not compatible with CSNET WEB unit.
566 566
TCGB0106 rev.0 - 12/2014