12a-10
CONTROL SYSTEM
Revision 0
12Α.5.3. Sequence Diagrams
• Maintaining room temp at desired level by comparing RT and SPT with user defined IFAN
speed.
(RT - SPT) [
o
c]
+3
+2
+1
0
-1
-2
ON
OFF
ON
OFF
USER FAN SPEED
ON
OFF
COMP
(WVL)
OFAN
IFAN
RV
Note:
1) IFAN is always running at High, Medium, Low or Strong speed selected by user.
2) In IFEEL mode, the Room Temperature (RT) is the RCT from a R/C. Otherwise, the
RT is the RAT from the Room Thermistor.