1 2 3 4 5 6 7 8 9 10 11 12
NC
NO
C
z
K
W
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16-SETTINGS MENU
Technical Dept. - All rights reserved - Reproduction prohibited
• Puffer thermostat
To activate this option, connect a Normally Open (N.O.) contact thermostat to points 1 and 2 of the back 12-pole terminal board.
Even with this configuration the purpose of the room probe on the boiler is only to control the heating system pump controlled by the
potential free contact on terminals 7-8-9, if the system pump is activated in Aux out mode.
POS.1-2 AUX INPUT EXTERNAL THERMOSTAT/THERMOSTAT/
BOILER/PUFFER BOILER PROBE/PUFFER
POS.10 - HEATING (PHASE)
3-WAY VALVE
POS.3-4 ROOM INPUT: PROBE/ROOM THERMOSTAT
POS.11 - COM (NEUTRAL)
POS.5-6 HOME AUTOMATION
POS.12 - DHW (PHASE)
POS.7-8-9 AUX OUTPUT RELAY
Access the “W” terminal block by removing the cap “K” and loosening the two screws “z”. Perform the necessary connections and place
everything back.
