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Elements and Performance Criteria

  1. Prepare to use measuring instruments
  2. Conduct measurements
  3. Document measurement results

Range Statement

This field allows for different work environments and conditions that may affect performance. Essential operating conditions that may be present with training and assessment (depending on the work situation, needs of the candidate, accessibility of the item, and local industry and regional contexts) should be included.

Type of measurement must include:

optical measurement:

detecting the presence of an active optical network terminal (ONT)

determining absolute optical power (in dBm)

determining insertion loss (in dB)

determining relative optical power level (in dB)

RF measurement:

determining absolute RF power (in dBm)

determining relative RF power level (in dB)

determining relative RF voltage (in dBmV).

Instruments must include:

hand-held optical power meter

hand-held optical source

handheld optical fiber identifier (OFI-FTTx) active optical network termination (ONT) detector

operate optical loss test set (OLTS)

passive optical network (PON) meter

signal level meter (SLM).


Performance Evidence

Evidence of the ability to:

comply with all job requirements and work health and safety (WHS) regulations, standards and work practices

check and calibrate tools and instruments

perform optical measurements using hand-held instrument

perform radio frequency (RF) measurements using hand-held instrument

operate the following equipment:

hand-held optical power meter

hand-held optical source

passive optical network (PON) meter

radio frequency (RF) signal level meter (SLM)

perform the following optical measurements:

detect the presence of an active optical network terminal (ONT)

determine absolute optical power (in dBm)

determine insertion loss (in dB)

determine relative optical power level (in dB)

perform the following RF measurements:

determine absolute RF power (in dBm)

determine relative RF power level (in dB)

determine relative RF voltage (in dBmV).

Note: If a specific volume or frequency is not stated, then evidence must be provided at least once.


Knowledge Evidence

To complete the unit requirements safely and effectively, the individual must:

identify and describe the various instruments used in measuring RF and optical frequencies

list the types of measurements and their respective interpretation for optical and RF frequencies

explain the consequences of mating contaminated optical connectors

correctly record and discuss data using the units decibels, dBm and dBmV

discuss the variations between optical and RF connector types

identify and describe the WHS hazards and risks, and describe controls when working with RF frequency measuring equipment

outline RF spectrum and optical spectrum limits and allocations

discuss safe handling procedures with optical fibres.