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The Major Tech MT247 is a rechargeable battery internal resistance tester. Simultaneously measuring the voltage and temperature of rechargeable batteries such as lead storage batteries, GEL batteries and lithium batteries to determine the health of the battery. It can also be used to measure the ESR parameters of electrolytic capacitors (for reference only). The meter is not affected by the contact resistance between the test wire, terminal and battery electrode. It also has functions for data storage, data access, alarm and automatic shutdown.
The Major Tech MT247 is a reliable tester with a stable performance. It has a wide measuring range, high resolution and accuracy. The compactness of the meter ensures it is easy to carry to any site, and is an indispensable instrument for battery production, battery installation, equipment production, equipment maintenance and other scenarios. Stored data can be transferred to a PC using an optical USB and software supplied.
Function | Range | Accuracy |
Resistance | µΩ – 3.100Ω | ±1% fs. ± 20 dgt. |
DC Voltage | 0.001 – 71.00V | ±0.2% fs. ±10 dgt |
Temperature | -10.0°C~60.0°C | ±1.0°C |
Temperature and Humidity | 23°C ± 5°C below 75% RH. | |
Power supply | 3.7V lithium battery | |
Maximum Input Voltage | DC 70V (between + measurement terminal and – measurement terminal), no AC input | |
Measuring 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 x 52.6mm /3.5 inches (320×240 resolution 16-bit true color screen) | |
Instrument Size | 190mm x 121mm x 51mm | |
USB interface | With a USB interface, the stored data can be uploaded to the computer, saved, and printed | |
Hold and Store Function | Manual retention and storage, automatic retention, and storage | |
Measurement Judgment Function | Pre-set PASS, WARNING, FAIL judgment thresholds | |
Power Consumption | 300mA MIN / 500mA MAX | |
Working Temperature and Humidity | -10°C~40°C below 80% RH | |
Storage Temperature and Humidity | -20°C~60°C 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 | |
Weight | 80g (with Battery) |
Buy with 100% confidence knowing your purchase is backed by the full Manufacturer's Warranty.
Australia-wide Flat Rate shipping of $15.00 per order.
This includes multiple products up to 5kg only.
Additional cost applies for orders over 5kg. Contact us for quotation.