Bind all
optional cables
with these
bands
Bind optional
cables with
these bands
Power Supply 2
RCCB/ELCB
Power Supply 1
RCCB/ELCB
Indoor
terminal for
connecting
cables
Bind all optional
cables with these
bands
How to guide the optional cables and power supply cord
(view without internal wiring)
Optional cables:
•
2-way valve cable
•
Extra pump cable
Optional cables:
•
Pool pump cable
•
Room thermostat zone 1 cable
•
Room thermostat zone 2 cable
Optional cables:
•
External control cable
•
Outdoor air sensor cable
•
Remote controller cable
•
Room sensor zone 1 cable
•
Room sensor zone 2 cable
•
Pool sensor cable
•
Demand signal cable
•
SG signal cable
•
Heat/Cool switch cable
•
External Compressor switch cable
Terminal screw on PCB
Maximum tightening torque cN•m {kgf•cm}
M3
M4
Bind optional
cables with
these bands
Holder (Clamper)
•
Power Supply 1 cord
•
Power Supply 2 cord
•
Indoor/Outdoor
Connecting cable
from Optional
PCB 5
from Optional PCB 5
50 {5.1}
120 {12.24}
Connecting Cables Length
When connecting cables between Tank Unit and external devices,
the length of the said cables must not exceed the maximum length
as shown in the table.
External device
Two-way valve
Room thermostat
Extra pump
Pool pump
Pump
External control
Room sensor
Outdoor air sensor
Pool water sensor
Demand signal
SG signal
Heat/Cool switch
External compressor switch
Connection of the main PCB
C O N C O N
2-way
3-way
valve
valve
Signal inputs
L N =AC230V, Heat, Cool=Thermostat heat, Cool
Optional Thermostat
terminal
It does not function when using the Optional PCB
Dry contact Open=not operate, Short=operate
(System setup necessary)
External control
Able to turn ON/OFF the operation by external
switch
Connected (Please use 2 cores wire for relocation
Remote controller
and extension. Total cable length shall be 50m
or less.)
Outputs
AC230V N=Neutral Open, Close=direction (For
3-way valve
circuit switching when connected to DHW tank)
AC230V N=Neutral Open, Close (Prevent water
2-way valve
circuit pass through during cooling mode)
AC230V (Used when Tank Unit pump capacity is
Extra pump
insuffi cient)
Thermistor inputs
Zone 1 room
PAW-A2W-TSRT
sensor
the Optional PCB
Outdoor air
AW-A2W-TSOD (Total cable length shall be 30m
sensor
or less)
Maximum cables length (m)
50
50
50
50
50
50
30
30
30
50
50
50
50
Zone 1 room sensor
Outdoor air sensor
Tank sensor
External control
Remote controller
Boiler contact
Extra pump
H C N L
Optional
Thermostat 1
It does not work when using
15