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Brief Introduction

OVERVIEW

HP89XX Series DC Electronic Load is high precision programmable DC electronic load controlled by high performance microprocessor. Adopt 3.5-inch TFT true color LCD display, Chinese and English menu.

There are 4 basic working modes (CC/CV/CR/CW) and 10 functional modes.

With comprehensive protection, overheat protection, overcurrent protection, over power protection, overvoltage protection, loop oscillation protection. Built-in interface, RS232, LAN, USB and analog interfaces for remote control and data acquisition and analysis.

TEST FUNCTION 

HP89XX series series electronic load has four test modes: CC, CV, CR, and CW, and has 10 function modes: dynamic test

function; overcurrent protection test mode; load effect mode; battery test mode; dynamic scan mode; timing test

mode; overvoltage protection test mode; LIST mode; AUTO mode.

FEATURES

500kHz high-speed voltage and current sampling rate

High precision voltage and current measurement

Equipped with remote 4-wire compensation

Current ripple and voltage ripple display in real time

Fast loop response speed and current slew rate

Programmable time stepping up to 10μS

Load power and resistance real-time display

SPECIFICATION

Model	HP8903		HP8903B		HP8903C
Input voltage	15V	150V	50V	500V	15V	150V
Input current	24A	240A	12A	120A	50A	500A
Input power	3200W
Minimum operating voltage	1V@240A		3.5V@120A		1.5V@500A
Minimum full-range current climb time	25us		25us		25us
CV Mode
Range	15V	150V	50V	500V	15V	150V
Resolution	0.2mV	2mV	0.7mV	7mV	0.2mV	2mV
Accuracy	±(0.05%+0.025%FS)
CC Mode
Range	24A	240A	12A	120A	50A	500A
Resolution	0.3mA	3mA	0.1mA	1mA	0.7mA	7mA
Accuracy	±(0.1%+0.1%FS)
CR Mode
Range	0.01Ω~6kΩ		0.04Ω~42kΩ		0.003Ω~3kΩ
Resolution	16Bits
Accuracy	±0.1%
CW Mode
Range	3200W
Resolution	16Bits
Accuracy	±(0.2%+0.2%FS)
Dynamic Mode
Ta&Tb	10us~50s
Minimum resolution	10us
Maximum rise/fall slope	3A/us		3A/us		3A/us
Voltage Readback Value
Range	15V	150V	50V	500V	15V	150V
Resolution	0.1mV	1mV	0.3mV	3mV	0.1mV	1mV
Accuracy	±(0.025%+0.025%FS)
Current Readback Value
Range	24A	240A	12A	120A	50A	500A
Resolution	0.1mA	1mA	0.09mA	0.9mA	0.3mA	3mA
Accuracy	±(0.1%+0.1%FS)
Ripple Readback Value
Range(U/I)	150V/240A		500V/120A		150V/500A
Bandwidth	10Hz~250kHz
Accuracy	±1%
Protection Range
Overpower protection bandwidth	3360W
Overcurrent protection	252A		126A		525A
Overvoltage protection	158V		525V		158V
Over temperature protection	≒85ºC
Dimensions
Size(L*W*H)	620mm*463.6mm*173.8mm
Net Weight(Kg)	38Kg

 

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Chuangkai Electronic Co., Ltd is leading company specialized in producing, developing & selling various types of measuring instruments and testing equipment, such as temperature data logger, LCR meter, DC resistance tester (micro ohm meter), digital power meter, power supply, transformer tester, battery tester, programmable DC electronic load, charger, temperature controller, tachometer, high voltage signal-amplifier, power amplifier, etc.

FAQ:
Q. How is your company's product after-sales service system?
A. The product warranty period is 12 months, we can provide lifetime maintenance. We have professional pre-sales and after-sales teams that can respond to you within 24 hours to resolve technical issues. We provide one-to-one after-sales service.

Q: Can you customize it?
A: Yes, we accept customization according to customer's specific requirements.

Q. How long is your lead time? If I want to customize instruments, how long will it take?
A. When order quantity is 1-10 units, we have ready stock goods, we can ship out within 3-5 working days after receipt of deposit; products required new production of common materials, usually the lead time is about 10-15 days; products requiring new production of special and rare materials, usually the lead time is about 20-30 days.

Q. What payment method do you accept?
A. Our company accept payment method of T/T (bank transfer), Western Union, PayPal and so on.

Q. What package do you use for your products? What shipping method do you use?
A.1. Our company use standard exporting carton for packing. 2. We ship via express courier (door to door service), by air, and by sea according to customers' requirements.

For more questions, please feel free to send inquiries to us.