The Megger DLRO 10 is a fully automatic instrument that selects the appropriate test current up to 10 A to measure resistance from 0.1 mOhm to 2000 ohms, also known as the Megger âductor ⢠testâ. For over 100 years, the âducter testâ has been used as a simple test for measuring very low contact resistance.AVO®850The AVO850 is a professional real effective digital multimeter with TFT LCD color display (50,000 dpi). It offers a convenient bar graph, recording function and Bluetooth functions. This highly precise multimeter was developed for precision and comfort and can be operated with rechargeable batteries. The meter complies with the categories CAT III and CAT IV according to IEC 61010-1. The safety standard IEC 61010-1 defines four measurement categories (CAT I to IV) depending on the extent of the danger from transient pulses.This text is machine translated.