Optical isolator supports bi-directional "half-duplex" transmission for RS485 networks. Optical isolator protects TapHome control unit when connecting Modbus RTU or other RS485...

Thermocouple for controlling zone heating and cooling valves.  

It is used for the precise installation of junction boxes on the wall in order to maintain the correct distances between the boxes.

Adapter for mounting of thermo heads on 28mm diameter thread and 1.5mm valve lift.

Used with UO outputs on Core or on 12 LED/OC Module.

Two-module box designed for DIN rail mounting.