Technical documentation
Technical documentation
STESP ed 02/02
16
EOLO SUPERIOR PLUS
Pump pressure switch
(SP)
This acts on the modulation board and permits interrupting power to
the control unit in the event of there being no circulation in the boiler
circuit.
Double-contact
switch
Remote control (CAR)
(external optional)
Permits remote control of boiler
(iSUM/WINT switch, temperature
adjustment and indication, alarm display, reset, etc.)
and acts as a
weekly chrono-thermostat.
Together with the external sensor (NE), allows the modulation board to
change the system flow temperature according to need.
See Remote
Friend Control
operation (CAR)
Room thermostat (TA)
(external optional)
This enables operation in central heating phase when the room
temperature is below that required.
In case of CAR installation, the room thermostat must be disconnected
without resetting the pre-existing bridge P1.
Double clean-
contact switch
LOADS
Display card
This displays burner operation
(orange LED),
operation in d.h.w. phase (
green LED)
and in
central-heating or antifreeze phase
(green LED
) on the control panel.
By means of a monitor, it indicates the temperature of the boiler, the temperatures set for
d.h.w. and central-heating and the error codes
(see modulation board operation).
Modulation coil (MOD)
This is powered by the modulation board with variable direct current.
It permits changing gas pressure to the burner.