This continuity indicator will quickly and simply prove continuity of all three lines (or identify which are faulty) and shows the sequence of phase rotation.
It gives a fast, ...
The Martindale PSI3000 is the ultimate phase sequence (rotation) indicator. It combines an easy to follow clockwise rotating disc with fault indicators showing if any of the phases are ...
This is a very reliable decade resistance box with high quality rotary switches providing in-line readouts.
Ideal for laboratory, educational and calibration applications.
The extra ...
This is a 5 decade capacitance box giving a useful range of capacitance values.
Version = 1.04
