Extech 480400 - Manuals

480400 ‐ en ‐ EU_V3.3     9/14   2 Introduction Congratulations on your purchase of the Extech Model 408400 Phase Sequence Tester. This handheld instrument detects the phase sequence of three-phase systems. Color-coded test leads are provided for connecting to the three mains phases of the system un...

480400 ‐ en ‐ EU_V3.3     9/14   3 4 2 3 5 1 4 2 5 1 3 Description Meter Description 1. Test Lead alligator clips 2. Test lead input jacks 3. L1, L2, L3 display icons 4. Clockwise Rotation LCD Indicator R (right) and L (left) icons 5. Sequence grid Display Description 1. Line designators (L1, L2, an...

480400 ‐ en ‐ EU_V3.3     9/14   4 Operation Determine Phase Rotation Direction 1. Connect the supplied color-coded test leads to the meter’s test lead input jacks at the top of the meter. 2. Connect the test probes to the three mains phases for the system under test. 3. L1, L2, and L3 indicators wi...