Airwell K XLN24 RC 3PH, Technical Manual

Page: 43 / 82

CONTROL SYSTEM
11-8 Revision 0
11.4 Cooling Mode
11.4.1 Cooling Mode – General
a. Mode Definition
Mode: COOL, AUTO (at Cooling)
Temp: Selected desired temperature.
Fan: HIGH, MED, LOW, AUTO.
Timer: Any
I-FEEL: ON or OFF
b. Room Temperature, RT, is detected by:
•
RAT in normal operation, or
•
RCT (R/C sensor) in I-FEEL mode.
c. Indoor Coil Temp is detected by ICT.
d. Outdoor Coil Temp is detected by OCT.
11.4.2 Control Functions
a. COMP Operation
ON
OFF
RT-SPT
0
1
COMP
b. OFAN Operation
•
In normal operation OFAN operates together with the COMP.
c. IFAN Operation
•
IFAN will operate in ANY speed regardless the ICT or COMP state.
•
IFAN speed will be determined according to user selection or
AUTO-FAN logic
d. RV and HEATERS outputs
•
RV and HEATERS are in OFF state in COOL mode.