38
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c - Connection to an RFHC and TUs
Control
terminal
Automatic
bleed
(required)
TU
HEATER
(option)
HEAT
PUMP
TU
Charging
4-bar safety
valve
(required)
Filter
Check valve
+ gauge
(
*
)
HW tank
+ buffer tank
(optional)
Duo
module
RFHC safety
thermostat kit
Mixer tank
(4 connections)
b - Connection to TUs
d - Connection with boiler switchover
Control
terminal
Automatic
bleed
(required)
TU
HEATER
(option)
HEAT
PUMP
TU
Charging
4-bar safety
valve
(required)
Filter
Check valve
+ gauge
(
*
)
HW tank
+ buffer tank
(optional)
AQUALIS
(
*
)An expansion vessel is necessary if the water capacity of the system is higher than that given in the
table of technical specifications in section 7.1.
(
*
)An expansion vessel is necessary if the water capacity of the system is higher than that given in the
table of technical specifications in section 7.1.
Radiant Floor heating and cooling system
Hoses
(to be
insulated)
Hoses
(to be
insulated)
Outdoor
sensor
Insulated
hoses
BOILER
4-bar safety
valve
(required)
Control
terminal
Thermostatically
controlled valve
Heating
terminal
units
RFHC safety
thermostat kit
Flow control valve
(ring follower type)
RFHC system
OR
