Mitsubishi Electric PAC-IF021B-E Manual page 8

2
System (FTC2)
Third step (Heater setting)
Immersion heater
Booster heater position
Booster heater
Immersion heater
position
both DHW
and Heating
(Absent)
both DHW
and Heating
(Present)
Heating only
(Absent)
Heating only
(Present)
C-8 C-8
System diagram
Sanitary tank
FTC2
Booster
heater
Sanitary tank
FTC2
Immersion
heater
Booster
heater
Sanitary tank
FTC2
Booster
heater
Sanitary tank
FTC2
Immersion
heater
Booster
heater
Flow temp. controller
Output signal
Booster heater
only
3.5
Radiator etc.
Booster heater
and
Immersion heater
3.5
Radiator etc.
Booster heater
only
3.5
Radiator etc.
Booster heater
and
Immersion heater
3.5
Radiator etc.