Clamp ammeter specs
On an inexpensive clamp ammeter, the DC current spec tolerance is 3.0% +6. What does the +6 mean?
Forum Discussion
2oldman wrote:
Then shouldn't it be ±6?
The +/- applies to both the 3% (of the reading) and the 6 counts. In other words, it's +/- (3% plus 6 counts); for readings that are well lower than full scale, the 6 counts could easily be a much greater error than the 3%.
