Daikin ERGA08DAV3 Installer's Reference Manual page 89

R2T (A2P) * External sensor (floor or ambient)
R3T Refrigerant liquid side thermistor
R4T Inlet water thermistor
R5T, R8T Domestic hot water thermistor
R6T * External indoor or outdoor ambient
thermistor
R7T Mixed leaving water thermistor
S1S # Preferential kWh rate power supply contact
S2S # Electrical meter pulse input 1
S3S # Electrical meter pulse input 2
S6S~S9S * Digital power limitation inputs
SS1 (A4P) * Selector switch
SW1~2 (A12P) Turn buttons
SW3~5 (A12P) Push buttons
TR1 Power supply transformer
X6M # Backup heater power supply terminal strip
X*, X*A, X*Y, Y* Connector
X*M Terminal strip
* Optional
# Field supply
Translation of text on wiring diagram
English
(1) Main power connection
For preferential kWh rate power
supply
Indoor unit supplied from outdoor Indoor unit supplied from outdoor
Normal kWh rate power supply
Only for normal power supply
(standard)
Only for preferential kWh rate
power supply (outdoor)
Outdoor unit
Preferential kWh rate power
supply contact: 16 V DC
detection (voltage supplied by
PCB)
SWB
Use normal kWh rate power
supply for indoor unit
(2) Backup heater power supply
Only for ***
(3) User interface
Only for LAN adapter
Only for remote user interface
(5) Ext. thermistor
SWB
(6) Field supplied options
ERGA04~08DAV3(A) + EHVZ04+08S18+23DA +
EHVZ04+08S18+23DJ
Daikin Altherma 3 R F
4P495249-1B – 2019.06
Translation
(1) Main power connection
For preferential kWh rate power
supply
Normal kWh rate power supply
Only for normal power supply
(standard)
Only for preferential kWh rate
power supply (outdoor)
Outdoor unit
Preferential kWh rate power
supply contact: 16 V DC
detection (voltage supplied by
PCB)
Switch box
Use normal kWh rate power
supply for indoor unit
(2) Backup heater power supply
Only for ***
(3) User interface
Only for the LAN adapter
Only for the remote user
interface
(5) External thermistor
Switch box
(6) Field supplied options
English
12 V DC pulse detection (voltage
supplied by PCB)
230 V AC supplied by PCB
Continuous
DHW pump output
DHW pump
Electrical meters
For safety thermostat
Inrush
Max. load
Normally closed
Normally open
Safety thermostat
Safety thermostat contact: 16 V
DC detection (voltage supplied
by PCB)
Shut-off valve
SWB
(7) Option PCBs
Alarm output
Changeover to ext. heat source
Max. load
Min. load
Only for demand PCB option
Only for digital I/O PCB option
Options: ext. heat source output,
alarm output
Options: On/OFF output
Power limitation digital inputs: 12
V DC / 12 mA detection (voltage
supplied by PCB)
Space C/H On/OFF output
SWB
(8) External On/OFF thermostats
and heat pump convector
Additional LWT zone
Main LWT zone
Only for external sensor (floor/
ambient)
Only for heat pump convector
Only for wired On/OFF
thermostat
Only for wireless On/OFF
thermostat
14 Technical data
Translation
12 V DC pulse detection (voltage
supplied by PCB)
230 V AC supplied by PCB
Continuous current
Domestic hot water pump output
Domestic hot water pump
Electrical meters
For safety thermostat
Inrush current
Maximum load
Normally closed
Normally open
Safety thermostat
Safety thermostat contact:
16 V DC detection (voltage
supplied by PCB)
Shut-off valve
Switch box
(7) Option PCBs
Alarm output
Changeover to external heat
source
Maximum load
Minimum load
Only for demand PCB option
Only for digital I/O PCB option
Options: external heat source
output, alarm output
Options: On/OFF output
Power limitation digital inputs:
12 V DC / 12 mA detection
(voltage supplied by PCB)
Space cooling/heating On/OFF
output
Switch box
(8) External On/OFF thermostats
and heat pump convector
Additional leaving water
temperature zone
Main leaving water temperature
zone
Only for external sensor (floor or
ambient)
Only for heat pump convector
Only for wired On/OFF
thermostat
Only for wireless On/OFF
thermostat
Installer reference guide
89