4 About the units and optionsInstaller and user reference guide10FCAG35~140AVEBSplit system air conditioners4P473927-1 – 2017.034.2.1 Identification label: Indoor unitLocation4.3 About the indoor unitUse the system in the following temperature and humidity ranges forsafe and effective operation.For combination with R410A outdoor unit, refer to the following table:Outdoor units Cooling HeatingRR71~125 Outdoortemperature–15~46°C DB —Indoortemperature18~37°C DB12~28°C WB—RQ71~125 Outdoortemperature–5~46°C DB –9~21°C DB–10~15°C WBIndoortemperature18~37°C DB12~28°C WB10~27°C DBRXS35~60 Outdoortemperature–10~46°C DB –15~24°C DB–16~18°C WBIndoortemperature18~32°C DB 10~30°C DB3MXS40~684MXS68~805MXS90Outdoortemperature–10~46°C DB –15~24°C DB–16~18°C WBIndoortemperature18~32°C DB 10~30°C DBRZQG71~140 Outdoortemperature–15~50°C DB –19~21°C DB–20~15.5°C WBIndoortemperature18~37°C DB12~28°C WB10~27°C DBRZQSG71~140 Outdoortemperature–15~46°C DB –14~21°C DB–15~15.5°C WBIndoortemperature20~37°C DB14~28°C WB10~27°C DBRZQ200~250 Outdoortemperature–5~46°C DB –14~21°C DB–15~15°C WBIndoortemperature20~37°C DB14~28°C WB10~27°C DBAZQS71~125 Outdoortemperature–15~46°C DB –14~21°C DB–15~15.5°C WBIndoortemperature20~37°C DB14~28°C WB10~27°C DBFor combination with R32 outdoor unit, refer to the following table:Outdoor units Cooling HeatingRXM35~60 Outdoortemperature–10~46°C DB –15~24°C DB–16~18°C WBIndoortemperature18~32°C DB 10~30°C DBOutdoor units Cooling Heating3MXM40~684MXM68~805MXM90Outdoortemperature–10~46°C DB –15~24°C DB–16~18°C WBIndoortemperature18~32°C DB 10~30°C DBRZAG71~140 Outdoortemperature–20~52°C DB –19.5~21°C DB–20~15.5°C WBIndoortemperature18~37°C DB12~28°C WB10~27°C DBRZASG71~140 Outdoortemperature–15~46°C DB –14~21°C DB–15~15.5°C WBIndoortemperature20~37°C DB14~28°C WB10~27°C DBAZAS71~140 Outdoortemperature–15~46°C DB –14~21°C DB–15~15.5°C WBIndoortemperature20~37°C DB14~28°C WB10~27°C DBIndoor humidity ≤80%(a)(a) To avoid condensation and water dripping out of the unit. Ifthe temperature or the humidity is beyond these conditions,safety devices may be put in action and the air conditionermay not operate.4.4 System layoutabcde ifgha Indoor unitb Outdoor unitc User interfaced Suction aire Discharge airf Refrigerant piping + interconnection cableg Drain pipeh Earth wiringi Suction grille and air filter4.5 Combining units and options4.5.1 Possible options for the indoor unitMake sure you have the following mandatory options:▪ User interface: Wired or wireless▪ Decoration panel: Standard or self-cleaning