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AT520C Automotive Battery Tester (battery internal resistance tester) - AT520C

Build-in DC High Voltmeter, Voltage: 10mV~400V, Can measure high voltage of e-car Li-ion battery, Frequency: 1 kHz - more info check here: http://www.buymeasuringtools.com/AT520C-Automotive-Battery-Tester-battery-internal-resistance-tester-10221815/

Quick Brief

Place of Origin: Jiangsu China (Mainland) Brand Name: Applent Model Number: AT520C Display Type: Digital Only Measuring Range: Voltage: 10mV~400V; Resistance... Testing Voltage: 0.0 V - 400.0V Accuracy Class: Resistance: 0.5% Voltage: 0.3% Operating Temperature: 0℃ - 55℃ Dimensions: 264mm(Width)*107mm(Height)*350mm(De... Frequency: 1 kHz AC low current Accuracy: Resistance: 0.5% Voltage: 0.1%

Product Features:

Build-in DC High Voltmeter

Voltage: 10mV~400V

Can measure high voltage of e-car Li-ion battery

Frequency: 1 kHz

Business Terms:

Port: Shanghai

Minimum Order Quantity: 5 Set/Sets

Supply Ability: 50 Set/Sets per Month

Payment Terms: T/T

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AT520C Automotive Battery Tester (battery internal resistance tester)
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Product Packagings & Delivery Terms:

Packaging Detail: Carton Package315mm(Width)*230mm(Height)*405mm(Depth)Net Weight: 4kg

Delivery Detail: 2 - 3 weeks

Specifications and Product Details:

AT520B AT520C are newly designed high voltage battery meter, which aims to measure voltage and internal resistance of battery with built-in current high voltage meter. It can test Not only 0.1mW-30W internal resistance of battery, but also max 800V battery voltage simultaneously at the same time, suitable for all kinds of high voltage battery test, such as multi-section series connection of high voltage, Li-battery and internal resistance


AT520C Battery Meter


AC resistance, DC voltage, θ


Resistance: 0.5%

Voltage: 0.3%

Measurement Range

Resistance: 0.1mΩ~300Ω

Voltage: 10mV~400V

Signal Source

AC 1kHz

open-circuit voltage < 20mV

measurement current: 1mA/0.1mA/10nA/5nA


Automatic or manual with 4 ranges


20 times/second, 6 times/second, 1 time/second

Result Display

Show, DABS, D%, q, sorting results

Display Max

Resistance: 3,200 Voltage: 8,000


Short-circuit reset for each range, REL function


30 groups record, HI/IN/LOW/GD/NG sorting result display and output, beep is adjustable


Internal, Manual, External (optional)


RS-232C interface

Optional Interface

Handler interface (PLC interface)


Detection of damage test wire, four-color vacuum fluorescent screen VFD display, keypad lock and data hold function


Power Supply

Voltage: 198V AC - 240V AC Frequency: 50Hz Power: Max 15VA


264mm (Width)x107mm (Height)x350mm (Depth) 4kg



ATL505: Kelvin test wire


ATL506A: test probe ATL506: test leads

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