The LDHL-200C handheld circuit resistance tester is a portable high-precision measurement tool designed specifically for power equipment maintenance. This instrument is powered by a large capacity lithium battery, with a compact size and easy operation. It is suitable for rapid detection of contact resistance, loop resistance, and micro ohm resistance of switches, circuit breakers, transformers, and other equipment. Its 7-inch full-color high-definition touch screen and intelligent interactive design significantly enhance the convenience of on-site operation. Supports multiple current outputs (30A~200A) and a testing duration of up to 60 seconds, meeting the stringent requirements of national standards. In addition, the instrument is equipped with functions such as data storage, Bluetooth printing, and USB flash drive export, which can efficiently manage test records, making it an ideal choice for scenarios such as power maintenance and equipment upkeep.
| Measuring range | 200A：0.01mΩ~2mΩ |
| 160A：0.01mΩ~4mΩ | |
| 100A：0.01mΩ~10mΩ | |
| 80A：0.01mΩ~15mΩ | |
| 50A：0.01mΩ~20mΩ | |
| 30A：0.01mΩ~50mΩ | |
| Output current | 30A，50A，80A，100A，160A，200A optional |
| Test time | fast，10s，20s，30s，40s，50s，60s optional |
| Resolution ratio | 0.1uΩ |
| Accuracy | 0.5%FS±1uΩ |
| Maximum power | 400W |
| Charging Voltage | DC12.6V |
| Number of tests | More than 800 times (fully charged, test time 1 second) |
| Test Line | resistance≈8mΩ |
1. The appearance of the product is subject to the actual product. Technical parameters and models are subject to change without prior notice. 2. To learn more about Longdian products, please enter the product center. Service Hotline: 400-6727-238
High performance measurement
Supports multiple current outputs ranging from 30A to 200A, covering a wide range of 0.01m Ω to 50m Ω;
0.1 μ Ω ultra-high resolution, with an accuracy of 0.5% FS ± 1 μ Ω, ensuring accurate and reliable data.
Intelligent operation
7-inch full-color touch screen, intuitive and easy-to-use interface;
Built in storage can save up to 1000 pieces of data, supporting Bluetooth printing (optional) and exporting Excel format reports from a USB drive.
Ultra long battery life and safety protection
19200mAh lithium battery, can complete ≥ 800 tests (1 second/time) when fully charged;
It has functions such as open circuit protection, overheating protection, and low voltage reminder to ensure safe use.
portable design
Lightweight body (2.6kg), equipped with a protective backpack, suitable for outdoor and on-site operations;
Energy saving mode and backlight adjustment function extend battery life and adapt to different environmental requirements.
Rich extension functions
Optional Bluetooth printer for real-time on-site printing;
Support multi language switching (in Chinese and English) to meet global usage scenarios.
