YCRT-I370 Battery Internal Resistance Tester

Brand Name:GENY
Certification:ISO, CE
Model Number:YCRT-I370
Minimum Order Quantity:1
Delivery Time:1~4weeks
Payment Terms:L/C,D/A,D/P,T/T,Western Union,MoneyGram
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Location: Guangzhou China
Address: ROOM 107, 1ST FLOOR, No. 602 GUANGSHAN ER ROAD, TIANHE DISTRICT, GUANGZHOU, CHINA POSTCODE: 510663
Supplier`s last login times: within 32 hours
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Product Details

YCRT-I370 Battery Internal Resistance Tester


Features:


  • Utilizes the AC 4-terminal test method to measure battery internal resistance, unaffected by contact resistance.
  • Equipped with a 16-bit ADC for precise detection of internal resistance, voltage, and temperature.
  • Offers a wide measurement range: 0.000mΩ–3.100Ω (resistance), 0.000V–±122.0V (voltage), and -10.0℃–60.0℃ (temperature).
  • Features a 3.5-inch 16-bit true color LCD with 320×240 resolution for clear data visualization.
  • Supports Bluetooth and USB connectivity for wireless data transfer and communication with PCs/smart devices.
  • Includes noise frequency avoidance function to minimize interference during UPS battery measurements.
  • Complies with IEC 61010 safety standards for design, production, and inspection.
  • Built-in data storage with 10 memory banks (A–J), each storing up to 500 datasets.
  • Automatic shutdown function (15-minute timeout) and adjustable backlight brightness for energy efficiency.
  • Portable design (190×121×51mm, 480g) with a lithium battery providing 4–8 hours of continuous use.


Functions:


  • Measures internal resistance, voltage, and temperature of rechargeable batteries (lead-acid, lithium, etc.).
  • Provides real-time histogram display for batch battery health analysis.
  • Enables PASS/WARNING/FAIL judgment with customizable threshold settings.
  • Allows manual or automatic range shifting for resistance and voltage measurements.
  • Supports zero adjustment for non-standard test leads or extension cables.
  • Stores and retrieves measurement data via USB or Bluetooth using dedicated software.
  • Synchronizes time with PCs/smart devices and updates firmware via USB.
  • Includes temperature measurement via an external NTC sensor (10kΩ at 26°C).
  • Features a low-battery warning and automatic shutdown to protect measurement accuracy.
  • Offers a noise frequency identification mode (single/cyclic) for stable measurements in high-interference environments.


Specifications:


Function

Battery internal resistance measurement, battery voltage measurement, temperature measurement

Accuracy guaranteed temperature and humidity

23℃±5℃, Below 75%rh

Power supply

DC 3.7V lithium battery

Resistance resolution

1 u Ω

Voltage resolution

1 mV

Temperature resolution

0.1℃

Measuring range

Internal resistance measurement:0.000mΩ~3.100 Ω (4 ranges configuration)

Voltage measurement: 0.000V~±122.0V ( 2 range configuration)

Temperature measurement: -10.0℃~60.0℃ (single range configuration)

Maximum input voltage

DC 120V (between + measurement terminal and - measurement terminal), no AC input

Measurement method

Internal resistance measurement: 1KHz AC 4-terminal test method, open-circuit terminal voltage 3V max

Measuring current: 2.0mA~200mA (different measuring currents in different ranges)

Temperature measurement: NTC temperature sensor (10KΩ at 26°C)

A/D conversion method: successive approximation type

Display update frequency: 5 times/second

Response time

200ms

Measure time

About 2 seconds

LCD Size

70.1mm×52.6mm /3.5 inches (320*240 resolution 16-bit true color screen)

Instrument size

190mm×121mm×51mm

USB interface

With a USB interface, the stored data can be uploaded to the computer, saved and printed

Bluetooth connection

Yes

Hold and store function

Manual retention and storage, automatic retention and storage

Measurement judgment function

Pre-set PASS, WARNING, FAIL judgment thresholds

Battery voltage

The battery level is displayed in 5 bars, reminding to charge in time when the battery voltage is low

Automatic shut-down

No operation when power on, it will power off automatically after about 15 minutes (can be turned off in the settings)

Power consumption

300mA MIN / 500mA MAX

Weight

Meter:480g (With battery)

Working temperature and humidity

-10℃~40℃;below 80%RH

Storage temperature and humidity

-20℃~60℃;below 70%RH

Insulation resistance

Above 20MΩ (500V between circuit and case)

Withstand voltage

AC 3700V/RMS (between circuit and case)

External magnetic field

<40A/m

External electric field

<1V/m

Suitable for safety regulations

IEC 61010


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YCRT-I370 Battery Internal Resistance Tester

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