Evidence of competence in this unit must satisfy all of the requirements of the elements and performance criteria, and include demonstration of:
testing and marking at least three (3) instruments from one (1) or more of the following classes of weighing instruments:
non-automatic weighing instruments ≥3 tonne
automatic Class Y(a) Catchweighers
automatic Class Y(b) Catchweighers
accessing and correctly interpreting documentation required for verification of weighing instruments
planning, scheduling, preparing for and safely conducting a verification to optimise use of resources and minimise disruption to the public and trader
ensuring test equipment and reference standards are fit for purpose in accordance with applicable legislation and organisational procedures
checking compliance and evaluating the performance of weighing instruments using appropriate Certificates of Approval, National Measurement Institute (NMI) policy and National Instrument Test Procedures, and adjusting for any impact of the operating environment and operational factors
reliably determining if weighing instruments are suitable for trade use in accordance with legislative requirements
displaying the verification result on the instrument and completing all verification documentation in accordance with legislative requirements and organisational procedures
identifying and communicating any inadequacies in servicing licensee's organisational procedures and practices that may contribute to non-compliance with legislative requirements
maintaining the accuracy, completeness and currency of statutory records required of servicing licensees, such as authorisation, training and relevant licences
identifying and communicating any inadequacies in trader's use of weighing instruments which may contribute to non-compliance with national measurement legislation
demonstrating professionalism and respecting the rights of the trader at all times
using communication and negotiation skills to:
explain the verification purpose, procedures and outcomes to traders, verifiers and managers
inform traders of non-compliances and consequences of failing to rectify them
access external equipment and resources to complete the verification
using numeric skills to perform calculations involving:
fractions, decimals, ratios, proportions and percentages
scientific notation, correct units and the correct number of significant figures
interpretation of statistical quantities, such as mean, median, mode, range, variance and standard deviation
maintaining the security and confidentiality of data in accordance with organisational and regulatory requirements
reporting results in the required formats and expected timeframe
working safely.
Must provide evidence that demonstrates knowledge of:
general science principles and concepts, including weight, mass and gravity
metrological terms and terminology specific to weighing instruments, including maximum permissible errors, traceability, uncertainty, maximum permissible difference, eccentricity, repeatability, error of measurement, error of indication and linearisation
details of the design and applications for one (1) class of weighing instruments, the components and their function
servicing licensee requirements, including:
quality management system
licence conditions
maintenance of statutory records
national measurement legislation applicable to weighing instruments
safe work method statements (SWMS) for trading environments relevant to job role
NMI policy, National Instrument Test Procedures and operating procedures for equipment, and reference standards used in job role, including:
purpose of test, test conditions and possible environmental impacts on performance of the instrument
key preparation/measurement steps in test method
calculation steps to give results in appropriate units and precision
maximum permissible errors for weighing instruments under test
organisational policy and procedures for verifying weighing instruments, including completion of test results, verification documents and statutory records
organisational safety procedures and requirements of applicable Commonwealth, state and territory work/occupational health and safety (WHS/OHS) legislation
basic first aid and site safety induction, if required.