Variable DC Power Supply Regulated 20V 50A 1000W(USB-20V 50A 10MV 10MA,220V)

drive 20V variable dc power supply regulated dc power supply 50a 1000W 50a power supply High power programmable switching power supply standard RS485 serial communication optional USB serial port RS232 serial port. Supports MODBUS RTU protocol; Standard compensation for more accurate measurement; The resolution is 10mV/10mA; The output voltage and current can be preset; The overvoltage protection and overcurrent protection thresholds can be set arbitrarily from 0 to the maximum rated value; Six sets of data storage calls combined with the "LIST" list mode and delay function can be set to six sets of arbitrary voltage and current outputs with adjustable output interval time achieving true online programming function; Equipped with short-circuit overcharging overcurrent overcharging and reverse polarity protection functions. High output efficiency click control of output switch convenient and safe; Widely used in industries such as product aging maintenance battery charging experimental testing production testing electrolytic electroplating etc. Input voltage: AC220V/110V±10% Input frequency: 50Hz/60Hz Output voltage: constant voltage range: 0-V rated value continuously adjustable Output current: constant current value range: 0-A rated value continuously adjustable Voltage stability: +(0.2%+0.05V) Current stability: +(0.5%+0.05V) Load stability: 0.5% Protection functions: over-voltage protection over-current protection over-power protection over-temperature protection short-circuit current limiting Cooling mode: intelligent temperature-controlled fan adjust the speed according to the load <;;10W: 1mW; 10W: 10mW; 100W: 0.1W; 1000W: 1W <;;100A: 10mA; 100A: 100mA Voltage resolution: 4-bit LED display+1% ± 1 word 1 * DC power supply 1 * Power cord 1 * Test line (clamp) 1 * Instructions 1*weight*8KG 1. Communication Function : The back can be equipped with an RS232/US