Test Operation
Si-95
58
Test Operation Inverter K Series
1.7
Low Noise Operation
By connecting the external contact input to the low noise input of the outdoor unit external control adaptor
for outdoor unit (optional), you can save power and lower operating noise by 2 -3 dB.
1. Outdoor unit field setting
■
Setting mode 1: Set low noise operation to “ON”.
■
Setting mode 2: Match low noise operation and demand control address with address of outdoor unit
external control adaptor.
2. Outdoor unit external control adaptor setting
■
Function switch (SS1)
Set to “BOTH” or “DE.”
■
Address setting switches (DS1, DS2)
Match with outdoor unit low noise operation and demand control address.
3. Short-circuit the low noise input of outdoor unit external control adaptor for outdoor unit.
Low noise control
system example
SI-95.BOOK Page 58 Friday, March 31, 2000 10:59 AM
