AC Energy Monitor
Hope this link works http://www.ebay.com/itm/AC-Dual-Display-80-299V-0-60A-Amp-Volt-LED-Combo-Meter-Current-Transformer-/171182139481?pt=LH_DefaultDomain_0&hash=item27db402859
Forum Discussion
pianotuna wrote:
Hi,
So it uses a Hall Effect sensor?
No.
It's typically a toroid core with wire wrapped around the core. The current carrying conductor passes through the hole in the center.
