And if you want more sensitivity you can put the wire though the center multiple times. For each pass through the center you get an addition output.
i.e.
5A through once looks like 5A at the output
5A through 3 times looks like 15 A at the output
And if you want more sensitivity you can put the wire though the center multiple times. For each pass through the center you get an addition output.
i.e.
5A through once looks like 5A at the output
5A through 3 times looks like 15 A at the output