Wholesale 2020 Good Quality electronics DC load tester - ET54 series Programmable Electronic Load – Zhongchuang Supplier and Factory

2020 Good Quality electronics DC load tester - ET54 series Programmable Electronic Load – Zhongchuang

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2020 Good Quality electronics DC load tester - ET54 series Programmable Electronic Load – Zhongchuang Detail:

Humanized design:

¤ 2.8 inch TFT LCD display, rich display content, support Chinese and English display;

¤ Simple and convenient operation process, with intuitive interface display system, easy to use;

¤ It has the function of key lock to prevent misoperation.

High-performance load:

¤ The basic measurement modes of CC, CV, CR, CP, CC+CV, CR+CV are provided;

¤ Provide professional battery test and LED test;

¤ Dynamic test mode, can test the dynamic power output performance;

¤ Scanning test mode can test the continuity of power output within a certain range;

¤ List mode, which can simulate various loaded state changes;

¤ Short circuit test for simulating load short circuit;

¤ The measurement model of the far end can improve the measurement accuracy when the current is high;

¤ Support external trigger input;

¤ Built-in buzzer alarm;

¤ Power off to maintain data storage function;

¤ Remote operation can be carried out through RS-232 interface and USB Device interface;

¤ With PS2 interface, support external keypad to set data values.

Safety protection:

¤ With overvoltage, overcurrent and overpower protection functions, overvoltage and overcurrent parameters can be set flexibly to effectively protect the load.

¤ It has the function of secondary over-temperature protection to realize the double over-temperature protection of software and hardware.

¤ It has the function of intelligent fan speed control, which can effectively reduce the working fan noise.

¤ With output polarity reverse protection;

¤ Power voltage: 220Vac±10%, optional 110Vac±10%, 45-65hz;

¤ Display: 2.8-inch TFT LCD, resolution 320 x 240;

¤ Operating temperature: 0 ℃ to 40 ℃;

¤ Storage temperature: – 10 ℃ to 70 ℃;

¤ Relative humidity: < 80%;

¤ Interface: standard USB Device, RS232(or 485);

¤ Size: 90mm * 190mm * 300mm (width * height * depth).

¤ One three-core power cord

¤ Two power fuses;

¤ 1 user manual.

¤ CD;

¤ USB cable;

¤ RS232/485 cable;

¤ The output line

Model		ET5410	ET5411	ET5420
Channel NO.		Single channel		Double channel
Rated input	Power	400W		400W
	Input voltage	0-150V	0-500V	0-150V
	Input current	0-40A	0-15A	0-20A*2
Constant voltage	Range	0.1~19.999V, 0.1~150.00V	0.1~19.999V , 0.1~500.00V	0.1~19.999V, 0.1~150.00V
	Resolution	1mV, 10mV
	Accuracy	±(0.05%+0.02%FS)
Constant current	Range	0~3.000A, 0~40.00A	0~3.000A,0~15.00A	0~3.000A, 0~20.00A
	Resolution	1mA, 10mA
	Accuracy	±(0.05%+0.05%FS)
Constant resistance	Range	0.05Ω~1kΩ，1kΩ~4.5kΩ
	Resolution	10mΩ，100mΩ
	Accuracy	±(0.1%+0.5%FS)
Constant power	Range	0~400W		0-200W
	Resolution	10mW
	Accuracy	±(0.1%+0.5%FS)
Dynamic test function	Model	CC, CV
Battery test function	Discharge mode	CC，CR
	Discharge capacity	9999Ah
	Resolution	1mA，10mA，10mΩ，100mΩ
Measuring range
Voltage read-back	Range	0~19.999V, 0 ~150.00V	0~19.999V , 0 ~500.00V	0~19.999V, 0 ~150.00V
	Resolution	1mV, 10mV
	Accuracy	±(0.05%+0.1%FS)
Current read-back	Range	0~3.000A, 0~40.00A	0~3.000A , 0~15.00A	0~3.000A, 0~20.00A
	Resolution	1mA, 10mA
	Accuracy	±(0.05%+0.1%FS)
Power read-back	Range	0~400W		0~200W
	Resolution	10mW
	Accuracy	±(0.1%+0.5%FS)
Scope of protection
Over voltage protection		> 155V Cut off	> 510V Cut off	> 155V Cut off
Over current protection		> 42A Cut off	> 16A Cut off	> 22A Cut off
Overpower protection		420W		220W
Over temperature protection		85℃		85℃
Short circuit protection	Current (CC)	≒3A, ≒40A	≒3A ≒15A	≒3A, ≒20A
	Voltage (CV)	0V
	Resistance (CR)	≒40mΩ

ET54 Programmable Single, Double DC Electronic Load 1

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