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II. DEVICE DESCRIPTION
i-2 controller is a multi-function device intended for controlling central heating systems. Thanks to advanced software,
the device offers a wide range of functions:
Smooth control of three mixing valves.
Control of the circulating pump.
Protection against too high temperature of CH boiler water as well as too low temperature of water returning to
CH boiler.
Weather-based control.
Weekly control.
Two configurable no-voltage outputs.
Two configurable voltage outputs.
Supporting three room regulators with traditional communication (two-state).
Supporting a room regulator with RS communication.
Possibility of connecting ST-505 Ethernet module – it enables the user to control certain functions and view some
of the parameters via the Internet.
Possibility of connecting two additional modules controlling the valves (e.g. i-1 or i-1m) – it enables the user to
control two additional valves.
Possibility of controlling solar panels.