Paragraph 11 Maximum permissible error
(1)
A measuring system which falls within an accuracy class of 0.3, 0.5 or 1.0 must, when used to measure a quantity set out in column 1 of the following Table, operate within the maximum permissible error as set out in column 2, 3 or 4 of that Table for that class and that quantity.
| Accuracy class | |||
|---|---|---|---|
| 0.3 | 0.5 | 1.0 | |
| Column 1 | Column 2 | Column 3 | Column 4 |
| Quantity delivered | Maximum permissible error | Maximum permissible error | Maximum permissible error |
| MMQ to and including MMQ x 2 | ± 0.6% x MMQ | ± 1% x MMQ | ±2% x MMQ |
| ˃MMQ x 2 | ± 0.3% x quantity delivered | ± 0.5% x quantity delivered | ± 1.0% x quantity delivered |
(2)
In the Table, “MMQ” means minimum measured quantity.