PNI CT440 Manual Del Usuario página 17

indicating the activation of the internal relay. The icon
(the cooling system is on) appears on the screen of the
central unit.
• If the set temperature (SET) is higher than the temperature
in the room (ROOM), the central unit will send a command
to the receiver unit in a maximum of 90 seconds. The Zone
LED on the receiver unit will go out and a click will be heard
indicating the activation of the internal relay. The icon
disappears from the screen.
Temperature control from the Tuya Smart application
1. Open the Tuya Smart application and in the list of devices
added to the application, click on the thermostat.
2. From the settings menu, select the cooling (Cold) or heating
(Heat) mode.
3. In the thermostat control interface, press the "-" and "+"
buttons to set the desired temperature.
4. In a maximum of 90 seconds, the application sends the
command via the Internet to the receiver unit, which
confirms by turning on/off the Zone LED and audibly with
a click, which means the activation of the internal relay. In a
short time, the temperature (SET) displayed on the screen
of the central unit will also be updated.
17 User manual