Fujitsu UTW-SCBYA - Page 23

Line Function Setting range or display Setting
increment
Basic setting

3700  Release under outdoor temperature --, -50... 50 °C 0,5 °C 
3705  Overrun time 0... 120 min 1 min 
3720  Switching integral (for boiler relief) 0... 500 °Cmin 1 °Cmin 

5020  Flow setpoint boost 0... 30 °C 1 °C 
5024  Switching diff 0... 20 °C 1 °C 
5030  Charging time limitation 10... 600 min 10 min 
5060  Electrical resistance regime Substitute, Summer, Always,
Cooling mode

5061  Electrical resistance release 24h / day, Release of DHW,
Programme 4 / DHW



  Pre-setting 1,2,3,... 12 1 
This control enables you to choose one of the 4 pre-selected installation congurations. The hydraulic layouts for the
various congurations are detailed in the section : "Installation Congurations".
- Pre-setting 1 : 1 heating circuit
- Pre-setting 2 : 1 heating circuit and DHW tank.
- Pre-setting 5 : Boiler connection and 1 heating circuit.
- Pre-setting 7 : Boiler connection, 1 heating circuit and DHW tank.
- Pre-setting 3, 4, 6, 8 to 12 : Do not use for monobloc heat pump.
5711  Cooling circuit 1 Off, 4-pipe system,
2-pipe system

4-pipe system is not compatible with the heat pump. Select 2-pipe system to activate cooling operation
5870  Combi storage tank No, Yes 
5987  Cont type input EX4 Normally-closed contact (NC)
Normally-opened contact (NO)

5989  Cont type input EX5 Normally-closed contact (NC)
Normally-opened contact (NO)

6046  Function input H2
1 - Operating mode change HCs + DHW
2 - Operating mode change HCs
3 - Operating mode change HC1
6 - Error/alarm message
9 - Dew point monitoring
16 - Swimming pool release
1... 16 1 
6047  Contact type H2 NC - Normally-closed,
NO - Normally-opened

6048  Function value contact H2 0... 130 °C 1 °C 
6100  Readjustm outside sensor -3... 3 °C 0,1 °C 
6120  Frost protection plant On, Off 
6205  Reset to default parameters No, Yes 
6220  Software version (RVS) 0... 99

6711  Reset HP No, Yes 
6740  Flow temp HC1 alarm --, 10... 240 min 10 min 
6745  DHW charging alarm --, 1... 48 h 1 h 
6746  Flow temp cooling 1 alarm --, 10... 240 min 10 min 
Installation and operating manual "1395 - EN" - 23 -
Control Box