Only machines approved to operate to the criteria laid down by the manufacturer will be validated in accordance with BS EN 50504:2008, utilising instruments annually calibrated and traceable to the National Standards.

All machines validated will bear a validation label indicating validation issue and expiry date inclusive of test engineers initials. A certificate will be issued per machine indicating consumables and test parameters.

Machines found not to be within validation will be issued with a do not use label and the client immediately notified to have the machine calibrated.