TS4520 Entry-Level Voltage Internal Resistance Tester AC 4-Wire Kelvin Method Professional Voltage Meter Internal Resistance Test Device

This voltage and internal resistance tester adopts Kelvin four-wire detection method, effectively eliminating the influence of line and contacting resistance, realizing high-precise internal resistance and voltage detection. With its professional and accurate test performance, humanized design concept, long durability, and long endurance, this battery internal resistance tester is a practical partner for battery or powersupply maintenance and troubleshooting, suitable for various battery testing scenarios.

Features:

【Efficient Voltage & Resistance Measurement】: The TS4520 entry-level voltage and resistance tester accurately displays both voltage and internal resistance values, allowing users to conveniently record and view the measured resistance values and delete recorded data as needed, streamlining test workflows.

【TFT Display & Adjustable Backlit】: Equipped with a vibrant 1.77-inch TFT color display, the tester provides clear visual feedback. The intuitive interface, combined with adjustable display backlight brightness, enhances the usability and readability under various conditions.

【Display Value Calibration】: With voltage and resistance display value adjustable functions, the tester allows users to calibrate readings to improve the display accuracy and meet the accuracy requirements of the user.

【Versatile Configuration & Reset Functions】: Supporting screen display rotation adjust and factory reset function, the tester offers high flexibility in instrument operation, ensuring adaptability to different user preferences and troubleshooting needs.

【Automatic Shutdown Function】: Offering 1-9 minutes automatic shutdown time setting function, the tester helps conserve battery electricity while ensuring flexibility to adapt to individual user preferences and work scenarios.

Note: Prohibited to test AC power, prohibited to test more than 45V voltage.

Specifications:

Name: Voltage Internal Resistance Tester 

Material: plastics

Working voltage: 5VDC (do not over-voltage powersupply), need to provide their own powersupply

Powersupply interface: Type-C, need to provide their own powersupply cable

Charging module: integrated ternary lithium battery charging module, you can purchase and add the built-in battery by yourself

Energy consumption: 50mA

Display screen: 1.77-inch TFT color display screen

Test principle: AC 4-wire method

Test fixture: A type USB to Kelvin clip

Voltage test ranges: 0.001V~45.00V 

Maximum resolution 0.001V

Voltage display fine-tuning: support

Internal resistance measurement ranges: 0.1mΩ~20.00Ω Maximum Resolution: 0.1mΩ

Internal resistance display fine-tuning: support

Data recording: 6 groups of internal resistance data can be recorded, and automatic recording when disconnecting the test clamp.

Auto shutdown: support 1-9 minutes standby time adjustment

Backlight brightness: support 1-9 levels of display backlight brightness adjustment

Item size: 70 * 90 * 28mm / 2.76 * 3.54 * 1.10in

Item weight: 134g / 4.72ounce

Package size: 155 * 100 * 40mm / 6.10 * 3.94 * 1.57in

Package weight: 170g / 6.00ounce

Packing List:

1 * Voltage Internal Resistance Tester

1 * USB to Kelvin Clip Wire