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What are LWHEM Current Transformers (CT) and How Do I Configure Them?

The LWHEM has 3 ports for use with LSMMA Current Transformers.  Note, port 1 is the furthest away from the power leads.  Please consult the LWHEM Get Started Guide for proper installation.

LWHEM

Not all 3 ports will be used in each installation.  The most popular application will be a grid connection plugged into Port 1.  This will be helpful showing and logging energy consumption.  If additional CTs are installed, choose the correct usage.  If a CT channel is not used, choose Not Used.

To setup a CT channel choose the Load Center from the Devices menu (lightbulb).

CT

Choose the Panel option.

CT

Choose the + in the upper right corner.

CT

Choose Add Current Transformer

CT

Choose the Current Transformer use. 

  • The most popular applications are shown 
  • Each usage listed below generates an icon that corresponds with energy usage
  • Additional usages (not shown) are available and can be used for logging
CT
CT

When complete the CT(s) will show in the panel view and the Dashboard.

CT
CT

Note: If the Current Transformer readings do not appear correct, please review the article How to Diagnose Incorrect CT Readings.