12-7
CONTROL SYSTEM
SM DELTA 1-E.0 GB
12.5 Cooling Mode - General
1) Room Temperature, RT, is detected by
• RAT in normal operation, or
• RCT (R/C sensor) in I-FEEL mode.
2) The resolution of RT is 1
o
c.
• RT is activating COMP/WVL if (RT > SPT), and
• RT is stopping COMP/WVL if (RT =< SPT).
3) Indoor Coil Temp is detected by ICT (RT2).
4) Outdoor Coil Temp is detected by OCT (RT3).
5) A WVL-RC/SH will work in Cooling Mode when
• ICT < 16
o
c in general (see Sect 2.2.2 for details), and
• Unit is not operating in Fan Mode.
6) OFAN OPERATIONS
• OFAN starts together with COMP in general.
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