CENTRAL HEATING SmartOne Quick Start Manual

SmartOne Controller
Advanced Start Up
Guide
• Ensure the thermostat back plate is wired
as per the below wiring diagram and cables
are adequately inserted and secured into the
terminals. When fixing back plate off to flush box
ensure cables are not being pinched or damaged.
• Please be aware when using a SmartOne
thermostat in conjunction with a Chofu heat
pump, the live on/off and heating/cooling
outputs are 230V. An external relay is required to
close the low voltage contacts on the heat pump.
• Power up the SmartOne thermostat and follow
the prompts through to the menu. Press the
symbol in the upper right hand corner of the
screen for Network > WiFi > Scan Network >
Select network (2.4GHz only) > Enter correct
password > Confirm. Now the thermostat is
connected to the WiFi it will update to the latest
software version.
• Press the in the upper right hand corner of
the screen and navigate to Settings. Using the
passcode 264408 you can enter the Advance
Settings menu.
Under Setup you can select the type of control
•
the thermostat is going to manage. Heating
Only, Heating and Cooling or Cooling Only.
Factory setting is Heating and Cooling. If the
type is changed the thermostat will restart.
0800 357 1233 | info@centralheating.co.nz | trade.centralheating.co.nz
Wiring diagram (backplate)
0-10V RH% Output
*
Floor Sensor (NC10k)
*0-10v RH% Output is Polarity sensitive. A OUT = terminal 17;
GND = terminal 18 on Chofu terminal board.
REL 2
Switched Live
REL 1
Switched Live
L
Live 230V AC
N
Neutral
A OUT
SENS2
SENS1
GND
RS485 A
RS485 B
(230V output signal)
Heat pump, Heating/
Cooling changover
(230V output signal)
Heat Source On/Off
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