DECS-200 Digital Excitation Control System can accommodate 32Vdc, 63Vdc, or125Vdc applications, up to 15Adc & 0.25% Voltage Regulation Accuracy. Its flexibility provides precision control of generators, incorporating a pulse width modulated power stage, improving system performances in non-linear load applications. Also included; True RMS sensing, 20 standard or customizable stability selections, Paralleling compensation, Underfrequency compensation or V/Hz Ratio Limiter. Soft start buildup, Autotracking, Mini/Maxi Excitation Limiters, Stator Current Limiter, Var/Power Factor Controllers, Exciter Diode Monitoring, Sequence of Events Recording, Oscillography, Voltage Matching, Generator Protection, Programmable output contacts, Front panel LCD display & RS-232 port, side RS-485 ports for. Modbus™ protocol. Free user friendly, BESTComs setup/configuration software. DECS-200N, Negative Forcing model, available for application up to 20Adc.continuous, requiring power system stabilizers.