User Guide for HOPE TECH models including: 150 to 300W Series Programmable DC Electronic Load, 150W Series DC Electronic Load, 200W Series DC Electronic Load, 300W Series, Programmable DC Electronic Load, DC Electronic Load, Electronic Load
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Test func on Programmable DC Electronic Load ----150W-200W-300W Series OVERVIEW HT8XXX load is a precision programmable DC electronic load controlled by a high-performance microprocessor. It uses 3.5-inch TFT true color LCD display with Chinese and English menu. Offers 4 basic working modes (CC/CV/CR/CW) and 10 functional modes. With comprehensive protection, over-heat protection, over-current protection, over-power protection, over-voltage protection, loop oscillation protection. HT8XXX series E-load supports RS232, LAN, USB and analog interfaces to fit your versatile solution and testing needs. 4 basic working modes CC/CV/CR/CW and 11 functional modes multiple extended function modes: ·Short test function ·SWEEP dynamic frequency conversion scanning function ·DYNA dynamic test function ·OCP over current protection mode ·BATT batter y mode ·EFFT load effect mode ·TIMEING _me measurement function ·OVP over voltage protection mode ·AUTO mode ·LIST function ·LED (HP8151 has no LED mode) (FEATURES) 500kHz high speed voltage, current sampling rate High precision voltage and current measurement Fast loop response speed and current slew rate Programmable single step up to 10S Equipped with remote four-wire compensation Unique real-time display of current ripple and voltage ripple Real-time display of load power and resistance (APPLICATION) Switching power supply LED power supply Cell phone battery charger Cell phone charger UPS Vehicle electronics Power battery pack Fuse SPECIFICATION Model Input voltage Input current Input power Min.operation voltage Min rise time@ FS current CV mode Range Resolution Accuracy CC mode Range Resolution Accuracy CR mode Range Resolution Accuracy CW mode Range Resolution Accuracy LED mode bandwidth Rd coefficient Dynamic mode TaTb Min.resolution Min. rise time Read-back voltage Range Resolution Accuracy Read-back current Range Resolution Accuracy Read-back Ripple Range(R/I) bandwidth Accuracy Protection range Over-power protection Over-current protection Over-voltage protection Over-temperature protection Specification Dimension (D*W*H) Gross Weight HT8151 HT8151A 15V 150V 3A 30A 15V 150V 3A 30A 150W 1.5V@30A 10us HT8151B 50V 1.5A 500V 15A 7.5V@15A 15V 0.2mV 150V 2m 15V 0.2mV 150V 2mV 50V 0.7mV ±(0.05%+0.025%FS) 500V 7mV 3A 0.04mA 30A 0.4mA 3A 0.04mA 30A 1.5A 0.4mA 0.02mA ±(0.05%+0.05%FS) 15A 0.2mA 0.1~7.5k 0.1~7.5k 16Bits ±0.1% 0.1~7.5k 150W 16Bits ±0.1%+0.1%FS ------------ 100kHz 0.001~1 1.5A/us 1.5A/us 10uS~50s 10us 0.8A/us 15V 0.1mV 150V 1mV 15V 0.1mV 150V 50V 1mV 0.3mV ±(0.025%+0.025%FS) 500V 3mV 3A 0.02mA 30A 0.2mA ------------ 3A 0.02mA 30A 1.5A 0.2mA 0.01mA ±(0.05%+0.05%FS) 15A 0.1mA 150V/30A ±1% 500V/15A 10Hz~250kHz 32A 158V 158W 85 16A 525V 358mm*214mm*88mm 3.8Kg HT8201 15V 150V 3A 30A 200W 1.5V@30A 15V 0.2mV 150V 2mV 3A 0.04mA 30A 0.4mA 0.1~7.5k 200W 1.5A/us 15V 0.1mV 150V 1mV 3A 0.02mA 30A 0.2mA 150V/30A 210W 32A 158VÿþC iLovePDF