The Novatek REV-201M is designed for the timed switching of either 240V / 50Hz AC or 24-100V DC electrical circuits. 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.Specification:Rated AC input power supply (terminals L, N): V 1..