Introduce to various cable wire tester products
Connect this easy to use RS232 data link tester in between your RS232 data cable, and visually see that data is physically transmitted and received via the RS232 cable.
Click here for more details information of the D-sub connector for RS232 pin out connection.
Simply plug this socket tester onto your wall socket outlet to check if the internal electrical wiring is properly wired. Instant display, easy to read LED indicator.
Human installation error can happen. Wrong electrical wiring can be dangerous. This is especially when the Live and Neutral wiring is swap by mistake. AC appliance can still operate normally with the Live Neutral swap. It may not has a significant safety issue most of the time. In special occasion when the neutral line is expose, it can become life threatening.
Do a safety check after your electrical wiring installation.
A pocket size continuity tester with a remote probe that you can bring along anywhere to your site to test for cable wire continuity. Simple and easy to use.
