WattsOn Troubleshooting

Most issues regarding unexpected readings from the WattsOn meter are related to wiring.  Specifically, the proper installation including orientation, polarity and phasing (voltage to current phase matching) of the CTs plays a critical role in obtaining proper accuracy.

Start first by reviewing the Installation Considerations guide:
http://www.elkor.net/pdfs/WattsOn-Installation_Considerations.pdf

Detailed Troubleshooting instructions can be found in the following Application Note:
http://www.elkor.net/pdfs/AN0802-WattsOn_Troubleshooting.pdf