PC-250 Filter control unit operating manual Page: 2 (24
Contents
Function: ............................................................................................................................................... 4
Front panel displays and controls: ....................................................................................................... 5
LCD display ..................................................................................................................................................... 5
Selecting operating mode ............................................................................................................................... 5
Pump indicator lamp ...................................................................................................................................... 6
Heater indicator lamp ..................................................................................................................................... 6
Solar heater ...................................................................................................................................................... 6
Backflushing process indicator lamp ............................................................................................................ 6
Selecting the temperature ............................................................................................................................... 6
Switching on frost protection mode .............................................................................................................. 6
Setting the time ................................................................................................................................................ 7
Programming the timer .................................................................................................................................. 7
Delete rinsing time: ........................................................................................................................................................ 7
Programming backflushing............................................................................................................................ 8
Deleting switching times:............................................................................................................................................... 8
Start backflushing process manually ............................................................................................................ 8
Info key............................................................................................................................................................. 8
Installation ............................................................................................................................................ 9
Electrical power supply ......................................................................................................................... 9
Mains connection when using 400V 3-phase pump: .................................................................................. 10
Mains connection when using 230 V AC pump: ........................................................................................ 10
Heater connection ......................................................................................................................................... 10
Level regulation and backflushing control ................................................................................................. 11
Dosing system connection ............................................................................................................................. 12
Temperature sensor connection ................................................................................................................... 12
Setting motor protection ..................................................................................................................... 12
Starting the backflushing process ...................................................................................................... 12
Balancing the temperature controller ................................................................................................ 13
Temperature sensor resistance ........................................................................................................... 13
Fuses .................................................................................................................................................... 13
Service terminal ............................................................................................................................ 13
Filter unit operating mode ........................................................................................................................... 14
Heater operating mode ................................................................................................................................. 14
Water temperature ....................................................................................................................................... 15
Additional heater........................................................................................................................................... 15
Solar ................................................................................................................................................................ 15
Water .............................................................................................................................................................. 15
