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Idiomas disponibles
4.9
Basic system diagram and wiring diagram
4.9.1
Meaning of the abbreviations
Abbreviation
Meaning
1
Heat generator
1a
Domestic hot water back-up boiler
1b
Heating back-up boiler
1c
Domestic hot water/heating back-up boiler
2a
Air-to-water heat pump
2c
Refrigerant-split heat pump outdoor unit
2d
Refrigerant-split heat pump indoor unit
3
Heat generator circulation pump
3a
Swimming pool circulation pump
3c
Cylinder charging pump
3e
Circulation pump
3f[x]
Heating pump
3h
Anti-legionella pump
3i
Pump heat exchanger
3j
Solar pump
4
Buffer cylinder
5
Monovalent domestic hot water cylinder
5a
Bivalent domestic hot water cylinder
5e
Hydraulic tower
6
Solar collector (thermal)
7a
Heat pump brine filling unit
7b
Solar pump station
7d
Heat interface unit
7f
Decoupler module
7g
Heat recovery module
7h
Heat exchanger module
7i
2-zone module
7j
Pump group
8a
Expansion relief valve
8b
Potable water expansion relief valve
Safety assembly – potable water connection
8c
8d
Safety assembly for the heat generator
8e
Heating diaphragm expansion vessel
Diaphragm expansion vessel – potable water
8f
8g
Solar/brine diaphragm expansion vessel
8h
Solar protection vessel
8i
Thermal safety assembly
9a
Single-room temperature control valve (ther-
mostatic/motorised)
9b
Zone valve
9c
Flow regulator valve
9d
Bypass valve
9e
Diverter valve for potable water
9f
Diverter valve, cooling
9g
Diverter valve
9gSolar
Solar diverter valve
9h
Filling/draining cock
9i
Purging valve
0020287900_01 sensoCOMFORT Operating and installation instructions
Abbreviation
Meaning
9j
Tamper-proof capped valve
9k[x]
3-port mixing valve
9l
Cooling 3-port mixing valve
9n
Thermostatic mixing valve
9o
Flow meter (TacoSetter)
9p
Cascade valve
10a
Thermometer
10b
Manometer
10c
Non-return valve
10d
Air separator
10e
Line strainer with magnetite separator
10f
Solar/brine collecting vessel
10g
Heat exchanger
10h
Low loss header
10i
Flexible connections
11a
Fan coil
11b
Swimming pool
12
System control
12a
Remote control
12b
Heat pump control module
12c
2 in 7 multi-functional module
12d
FM3 functional module
12e
FM5 functional module
12f
Wiring centre
12g
eBUS bus coupler
12h
Solar control
12i
External control
12j
Cut-off relay
12k
Limit thermostat
12l
Cylinder temperature cut-out
12m
Outdoor temperature sensor
12n
Flow switch
12o
eBUS power supply unit
12p
Radio receiver unit
12q
Internet module
12r
PV control
C1/C2
Enable cylinder charging/buffer cylinder
charging
COL
Collector temperature sensor
DEM[x]
External heat demand for the heating circuit
DHW
Cylinder temperature sensor
DHWBt
Bottom cylinder temperature sensor (do-
mestic hot water cylinder)
DHWBt2
Cylinder temperature sensor (second solar
cylinder)
EVU
Energy supply company switching contact
FS[x]
Flow temperature sensor for heating cir-
cuit/swimming pool sensor
MA
Multi-function output
ME
Multi-function input
PV
Photovoltaic inverter interface
PWM
PWM signal for pump
29
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