Novatek rev 201m multifunctional two channel time delay relay novatek rev 201m p the novatek rev 201m is designed for the timed switching of either 240v 50hz ac or 24 to 100v dc electrical circuits p p it has 2 independent channels each of which can operate in 4 modes with user presets switch on time delay relay single pulse output relay cyclic relay for repeated on off pulses operation relay e g to switch on a warning device before a machine starts to operate p novatek rev 2