Analogue Insulation Tester
The DT-5503 is a highly compact and easy to use Insulation and Continuity Tester.
The instrument offers three insulation test ranges: 250V, 500V and 1000V, a 3Ω continuity range and a 500Ω resistance range.
This meter is not only equipped with a “Live Circuit Warning” but also displays the actual AC voltage measurements of the mains supply.