Remove the spaces from the following sentence: Stand-alone presence sensor type S-SEN, master / slave presence sensor with corridor function type M-SEN and a combination of presence and daylight sensor type D-SEN.
Stand-alonepresencesensortypeS-SEN,master/slavepresencesensorwithcorridorfunctiontypeM-SENandacombinationofpresenceanddaylightsensortypeD-SEN.