PRODUCT FUNCTIONALITY
32
Chapter7
EXTERNAL THERMOSTAT FUNCTION IN STBY/TOFF” MODE
The Stby function switches the boiler o when the additional external thermostat is satis ed.
Connect one external thermostat in contacts 1 and 2 STBY of the board.1.
THERMOSTAT CONNECTION CONTACT STATUS STOVE FUNCTIONING
STBY 2 1
OPEN = REQUEST IGNITION
CLOSED = NOT REQUESTED SWITCH-OFF
When the mechanical thermostat reaches the desired temperature, the boiler enters the “2. STBYTOFF”
phase, automatically switching itself o (external contact closed) and without any delay.
When the external contact opens again, the boiler will switch on again in automatic mode.3.
N.B. If this is the function to be used, it is necessary to leave the jumpers connected to the
rear part of the boiler, in inputs ING1 and ING2.
FUNCTIONING CYCLE
BASIC INSTRUCTIONS