Flow temp. controller
C-22
Switch setting (FTC2)
Flow temp. controller
4
C-22
4.3. Heater setting
Set Dip SW 1-4 according to whether the system has an Immersion heater.
SW 1-4 Setting
OFF Without Immersion heater
ON With Immersion heater
Set Dip SW 1-5 according to the location of Booster heater.
SW 1-5 Setting
OFF For both Domestic Hot Water (DHW) and Heating
ON For Heating only or without Booster heater
< Summary: Heater setting >
SW 1-4
Immersion heater
SW 1-5
Booster heater position
Figure
OFF
(Without Immersion heater)
OFF
(For both DHW and Heating)
ON
(With Immersion heater)
OFF
(For both DHW and Heating)
OFF
(Without Immersion heater)
ON
(For Heating only)
ON
(With Immersion heater)
ON
(For Heating only)
Sanitary tank
Booster heater
TH1
TH5
Radiator
Sanitary tank
Booster heater
Immersion heater
TH1
TH5
Radiator
Sanitary tank
Booster heater
TH1
TH5
Radiator
Sanitary tank
Booster heater
Immersion heater
TH1
TH5
Radiator
Set Dip SW 1-7 according to the Cooling mode usage.
SW 1-7 Setting
OFF Not in use (Operation mode: Heating/Heating ECO/Hot Water/Anti-freeze)
ON
4.4. Other setting
In use (Operation mode: Heating/Heating ECO/Hot Water/Anti-freeze/Cooling)
When Dip SW 1-7 is OFF, Cooling mode is NOT available.
Dip SW 3-4: External input (Ana. IN1) logic change
SW 3-4 Ana. IN1 (TB62 No.1, 2) input Item
OFF (open) Normal operation
OFF
ON (short) Heat pump unit OFF *1
OFF (open) Heat pump unit OFF *1
ON
ON (short) Normal operation
*1 In case of Cooling, Heating, Heating Eco, Anti-freeze.
Exteranl input (Ana. IN1) is for the connection of thermostat.
Dip SW 3-6: External input (IN1) logic change
SW 3-6 IN1 (TB142 No.5, 6) input Item
OFF (open) Normal operation
OFF
ON (short) Heat pump unit OFF
OFF (open) Heat pump unit OFF
ON
ON (short) Normal operation
Dip SW 3-5, 3-8: Not in use. Set to OFF. (Initial setting)
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