The RST Flexi-Mux allows a single channel of data loggers to be sequentially connected to numerous sensors. Each Flexi-Mux can sequentially multiplex 5 groups of 4 lines for a total of 20 lines. Alternatively, internal DIP switch settings permits the multiplexing of 10 groups of 2 lines. To view complete product specifications on the Flexi-Mux Multiplexer click on the Download