Means shall be provided to limit the effects of tilt, loading and rate of operation such that maximum permissible errors (MPEs) are not exceeded in normal operation.

Adequate material handling facilities shall be provided to enable the instrument to respect the MPEs during normal operation.

Any operation control interface shall be clear and effective.

The integrity of the display (where present) shall be verifiable by the operator.

Adequate zero setting capability shall be provided to enable the instrument to respect the MPEs during normal operation.

Any result outside the measurement range shall be identified as such, where a printout is possible.