Function The 4 outputs included on the Sepam series 20 and 40 may be extended by adding an optional MES114 module with 10 inputs and 4 outputs, available in 3 versions: b MES114: 10 DC inputs voltage from from 24 V DC to 250 V DC b MES114E: 10 inputs, voltage 110-125 V AC or V DC b MES114F: 10 inputs, voltage 220-250 V AC or V DC.