Limatherm Sensor controller suitable for tree-way control (e.g. of valves). RS-485 communication as an option. It has digital input, additional 24V power supply and outside control of setting. It has universal input suitable for most popular thermocouple and Pt100 sensors and analogue inputs, including 4÷20mA. Low or standard 230V power supply can be selected. 4 relay outputs programmable as alarm or control, 5th universal output programmable as SSR 14V (for control of three-phase semiconductor relays or 4÷20mA (control or retransmission)), digital input/output.