Extraflame 002202512 Instrucciones De Instalación página 65

IN THIS CONFIGURATION, THE BOILER
SATISFIES 4 HEATING AREAS THROUGH
FOUR AREA VALVES WITH MICRO LIMIT
SWITCH AND CIRCULATOR.
- Connect the room thermostats to the
system expansion board inputs and power
the corresponding area valves via the relative
outputs.
- Interrupt the circulator electric power supply
via the area valves micro limit switches.
- Connect clamp OC+- of the system expansion
board to the boiler via AUX clamp. Pay attention
to the polarity of the cables! (red = +, black = -).
- Power the system expansion board (F-N).
- Use the boiler display to set parameter
PH13=1 (active Z4)
NOTE: SINCE VERSION V6 Z4, IT IS ALREADY
ENABLED BY FACTORY
With all thermostats satis ed (contacts open),
the boiler switches o .
THE LAYOUTS GIVEN IN THIS MANUAL ARE INDICATIVE AND NOT COMPLETE OF ALL COMPULSORY SAFETY DEVICES ENVISIONED BY LAWS AND STANDARDS IN FORCE.
THE COMPANY RESERVES THE RIGHT TO MAKE MODIFICATIONS TO THIS DOCUMENT AT ANY TIME WITHOUT FOREWARNING IN ORDER TO IMPROVE PERFORMANCE OF ITS PRODUCTS.
N
230V/50Hz
230V/50Hz
N
AUX
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