Control element with a maximum of 6 operating functions and an RTR extension (slave). Primary function for calling up the main function. Status bar for displaying/indicating operating or RTR functions. Operation is via central disk 6108/61-xxx. With integrated temperature sensor. With temperature display ACTUAL value With temperature display DESIRED value. Universal input with: - max. 5 binary inputs - 4 binary inputs and 1 analog input for controlling sensors with external power supply 1-10V/0-10V - 2 binary inputs and 1 analog input for controlling sensors with external power supply 1-10V/0-10V and an external temperature sensor PT1000 / 6226T / DP4-T-1. The bus connection is made via the enclosed bus terminal. From ETS4: Commissioning via native ETS application