Logic SP-18L Service Manual page 3

2.Application
The device is intended for controlling the boiler with automatic fuel
feeding. The controller has an innovative controlling Logic system, the
system operates on the basis of steady power control in the boiler.
The devices automatically changes the airflow power and dispenses an
adequate fuel amount so that the energy generated during the
combustion process is used maximally.
The control process is performed on the basis of a measurement of the
temperature of the central heating.
CONTROLLER
PUMP
BOILER SENSOR
3. Keys.
The device has four keys intended for its operation:
The key (ENTER) – switching on the device, entering the menu, saving
a parameter.
The key (EXIT) – monitoring the boiler, exit without saving changes.
The key ( ), scrolling through the menu, changing parameters, adjusting
the temperature of the central heating, switching on/off the summer mode.
The key ( ), scrolling through the menu, changing parameters, adjusting
the temperature of domestic hot water, enabling/disabling the domestic
hot water function.
SP 18L Manual
INDOOR ADJUSTER
CENTRAL HEATING INSTALLATION
DOMESTIC
HOT
WATER
SENSOR
MIXING
VALVE
BOILER
PUMP
3
Cold water
Hot water
Supplying electric circuits
Controlling electric circuits