5.3 - Phone dialler control.
It is possible to control the timer-thermostat remotely with a phone
dialler connected to the INPUT terminals .
By closing the contact, the timer-thermostat is forced onto manual
operation and the keys P, C, "" "" (horizontal bar), OK, F are
locked (if any key is pressed the display will show the
blinking for approximately 3 s) .
On opening the contact the timer-thermostat is forced onto:
• Antifreeze mode if heating is on .
• OFF if air-conditioning is on . In this phase the keys of the
timer-thermostat are not locked and it is possible to operate the
device .
symbol
Connection with phone actuator with
clean contact without potential only
SELV environment .
ENGLISH - 23