PZEM016 voltage sensor outputting 250v DC into mains power

[johnerrington]

@crossway

Italy. TT system is the one used in residential locations here.

You will need to show us how the PZEM016 is connected.

How to make a schematic you can post.

When you submit a question on the forum you will usually need to add a schematic (circuit diagram). The tutorial that follows will explain some ways to create a useful image; however lets start by explaining how to add the image to your post. Its easy. Having created the image all you need to do is : Save the image somewhere convenient - maybe your desktop Start your post, and place the cursor (insertion point) where you want the image to be shown; [upload image to forum] 3: click th…

My best guess is that you have a fault on a ring main.