Fujitsu UTW-SCBYA Installation And Operating Manual

Line Function Setting range or display SettingincrementBasic setting923 S Flow temp setp min OT 25°C 6... 35 °C 0,5 °C 18 °CThe lowest starting temperature for cooling for an outdoor temperature of 25 °C.924 S Flow temp setp min OT 35°C 6... 35 °C 0,5 °C 18 °CThe lowest starting temperature for cooling for an outdoor temperature of 35°C.928 S Room influence --, 1... 100 % 1 % 80 %If the installation is fitted with an room sensor :This function enables you to choose the ambient temperature's influence on the setting.If no value is entered, the setting is made based on the temperature control.If the parameter is set at 100%, the setting is only based on the ambient temperature.932 S Room temp limitation --, 0,5... 4 °C 0,5 °C 0,5 °C938 S Mixing valve decrease 0... 20 °C 1 °C 0 °C941 S Actuator running time 30... 873 s 1 s 240 s945 S Mixing valve in heating mode Control, Open Control946 S Lock time dewpoint limiter --, 10... 600 min 10 min 60 min947 S Flow temp setp incr hygro --, 1... 20 °C 1 °C 10 °C948 S Flow setp incr start at r.h. 0... 100 % 1 % 60 %950 S Flow temp diff dewpoint --, 0... 5 °C 1 °C 2 °C963 S With prim contr / system pump No, Yes No969 S Operating mode changeover No, Off, Automatic Off30201816°C°C25 35908909923924Flow temperature setpointOutside temperatureFlow temperature setpoint(with minimum limit)Flow temperature setpoint(without minimum limit)figure 18 - Limitations on thestartingtemperature settingGeographical area Water starttemperature limit(line 923 & 924) Internal area 18°C Coastal area (width 30 km) 19°C Coastal area (width 50 km) 20°C Coastal area (width 50 km) 21°C Coastal area (width 50 km) 22°C12345figure 19 - Water start temperature limitThe water temperature must be restricted to a value set according to the geographical area. Setting to the lowest temperaturesruns the risk of causing condensation on the floor, together with all the other risks this may engender.If the limit temperatures are not observed, the manufacturer may not be held responsible for any physical injuries or damageto equipment that may be caused.Installation and operating manual "1395 - EN" - 21 -Control Box