Hello @dongonai ,
I believe this is from the number of digits the meter is trying to display. For example if you have a 115kv system and you are trying to display 1.xxx volts, there are too many digits for the display to show. if instead you wanted 1.xxx kV likely you would be able to display.
Discuss challenges in energy and automation with 30,000+ experts and peers.
Find answers in 10,000+ support articles to help solve your product and business challenges.
Find peer based solutions to your questions. Provide answers for fellow community members!