5 - INSTALLATION
5.3 - ELECTRICAL CONNECTIONS
Disconnect the power supply from the device.
Connect the wires of the device that is to be controlled to the
terminal block on the back part of the thermostat body (fig. 8 or 9).
Terminal No. = common
3
Terminal No. 2 = normally open contact
Terminal No. = normally closed contact
1
With heavy inductive loads (pumps and solenoid valves) it is
recommended to connect an RC filter in parallel to the load.
5.4 - INSERTING OR REPLACING BATTERIES
• Open the battery cover (fig.10).
• Fit or replace with 2
alkaline
1.5V batteries type
attention to the polarity.
ONLY USE GOOD QUALITY ALKALINE BATTERIES
(Duracell or Energizer batteries are recommended)
Important: battery life may be more than 1 years. However, it is
recommended to replace them at least every 12 months to avoid
them running out when you are away (e.g. Christmas holidays, etc.)
Dispose of flat batteries in appropriate containers and as
required by the environmental protection regulations.
5.5 - SIGNALLING BATTERIES LOW OR DOWN
When the symbol blinks, this indicates that the batteries are running out and as from this moment
there are 15 days to replace them.
The fixed
symbol indicates low batteries, replace them immediately.
All thermoregulation is suspended and all settings are saved to be restored when the new batteries are inserted.
Thermostat
NO
AAA-LR03
paying
Fig. 10
Thermostat
Fig. 8
Connected
to a boiler
BOILER
Open
Fig. 9
Connection to a motorised valve
Mode
OK
NO
EN
Closed
Mode
OK
31