ADVANCED FUNCTIONS
4 capacitive buttons to control thermostat functions, 2 freely configurable Leds (only in BX-RWT4, BX-RBT4, BX-QWT4, BX–QBT4) and 4 freely configurable inputs (only in BX-RWT4, BX-RBT4, BX-QWT4, BX-QBT4). Operating temperature: -5°C ÷ +45 °C (internal use).