!DEA

Wall hung gas boiler for heating only or for heating and D.H.W. production, natural draught or room sealed version, with electronic ignition 

• Mono thermal or bi-thermal heat exchanger 
• Just one electrode for ignition and flame detection 
• Continuous and proportional gas modulation through microprocessor, both in heating and D.H.W. production mode 
• Anti-frost protection on the heating primary circuit on two levels: activation of internal heating and safety lockout with signalling in case of gas lack 
• Pump anti-jamming timer in case of long inactivity period 
• Heating adjustment range 45 – 78 °C 
• D.H.W. adjustment range 35 – 57 °C 
• Two NTC sensors for temperature control and D.H.W. priority 
• Limit thermostat 
• Circulating pump with built-in automatic air vent 
• Visualization of burner lockout for lack of gas and faulty diagnostics with alphanumeric indication on wide multifunction, back-lighted LCD display 
• Completely metallic casing, epoxy-polyester powder painted and insulated with 8 mm thick thermo-reflecting thermo-acoustic material
•  Easy maintenance via frontward rotating panel and frontal access. 
• Isolating protection degree IPX5D (IPX4D for AC – natural draught version) 
• Manometer 
• Automatic differential bypass 
• C.H. 6 litres expansion vessel 
• Safety valve adjusted at 3 bar 
• Minimum water pressure switch 
• D.H.W. priority flow switch with filter 
• Electrical connections for on/off or modulating room thermostat and outer temperature sensor Options: 
•  -Hydraulic and gas connections cover 
• -D.H.W. production kit for heating only boilers