Please click to download the instruction manualSpecifications OEL1500 Series Models OEL1515 OEL1520 OEL1530Voltage Range 0 150VCurrent Range 0 15A 0 20A 0 30APower Rating 150W OEL1515 OEL1520 300W OEL1530 Minimum Operating Voltage 0 8V 15A 0 9V 20A 1 1V 30ACommunication Interface RS232 RS485 USB SCPI protocol supportOEL3000 Series Models OEL3015 OEL3020 OEL3030Voltage Range 0 300VCurrent Range 0 15A 0 20A 0 30APower Rating 150W OEL3015 OEL3020 300W OEL3030 Minimum Operating Voltage 0 8V 15A 0 9V 20A 1 1V 30ACommunication Interface RS232 RS485 USB SCPI protocol supportFeatures 1 Precise Performance for Complex Tasks Supports four adjustable modes Constant Voltage Constant Current Constant Resistance and Constant Power suitable for a variety of testing needs 2 Clear and Intuitive Data Display Equipped with a sleek 2 8 inch TFT color LCD screen that provides real time data visualization for better monitoring and operational accuracy 3 High Speed Dynamic Current Testing Designed with dynamic current testing up to 5kHz ideal for capturing fast changing electrical responses in applications like battery or power supply evaluation 4 Comprehensive Protection Mechanisms Integrated protections including OVP Over Voltage Protection OCP Over Current Protection OPP Over Power Protection and OTP Over Temperature Protection for secure operation 5 Versatile Connectivity Options Features RS232 RS485 an