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Elements and Performance Criteria

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

Required Skills

Required skills

communication skills to

liaise with internal and external personnel on technical and operational matters

relate to work associates supervisors team members and clients

literacy skills to interpret technical documentation such as manufacturers instructions

numeracy skills to take and analyse measurements

planning and organisational skills to organise and maintain equipment

safety awareness skills to

apply precautions and required action to minimise control or eliminate hazards that may exist during work activities

select and use required personal protective equipment conforming to industry and OHS standards

work systematically with required attention to detail without injury to self or others or damage to goods or equipment

task management skills to work systematically with required attention to detail and adherence to all safety requirements

technical skills to

clean an optical connector to an acceptable industry standard

inspect an optical connector for contamination and determine if cleaning is necessary

operate a digital signal level meter SLM to measure RF signals on a broadband network or on a satellite or terrestrial television installation

operate a passive optical network PON power meter to measure PON signals of various wavelengths on fibre to the home FTTH and fibre to the premises FTTP network

operate optical loss test set OLTS to measure loss of a fibre

Required knowledge

consequences of mating contaminated optical connectors

decibels dBm and dBmV

optical and RF connector types

RF awareness and RF safety

RF spectrum and optical spectrum limits and allocations

safe handling procedures with optical fibres

Evidence Required

The evidence guide provides advice on assessment and must be read in conjunction with the performance criteria required skills and knowledge range statement and the Assessment Guidelines for the Training Package

Overview of assessment

Critical aspects for assessment and evidence required to demonstrate competency in this unit

Evidence of the ability to

check and calibrate tools and instruments

perform optical measurements using handheld instrument

perform RF measurements using handheld instrument

comply with all related OHS requirements and work practices

Context of and specific resources for assessment

Assessment must ensure

sites on which optical and RF measurements installations can be conducted

tools and equipment currently used in industry required for measurements

Method of assessment

A range of assessment methods should be used to assess practical skills and knowledge The following examples are appropriate for this unit

direct observation of the candidate performing an optical measurement using a handheld instrument

direct observation of the candidate performing an RF measurement using a handheld instrument

review of an oral and written report with completed documentation

Guidance information for assessment

Holistic assessment with other units relevant to the industry sector workplace and job role is recommended for example

ICTBWNA Work safely with live fibre to test and commission a fibre to the x installation

ICTBWN3100A Work safely with live fibre to test and commission a fibre to the x installation

ICTBWNA Perform tests on optical communication system and components

ICTBWN3082A Perform tests on optical communication system and components

ICTRFNA Install a radio communications antenna and feedline

ICTRFN3055A Install a radio communications antenna and feedline

ICTRFNA Operate and maintain radio communications technical instruments and field equipment

ICTRFN3175A Operate and maintain radio communications technical instruments and field equipment.

Aboriginal people and other people from a nonEnglish speaking background may have second language issues

Access must be provided to appropriate learning and assessment support when required

Assessment processes and techniques must be culturally appropriate and appropriate to the oral communication skill level and language and literacy capacity of the candidate and the work being performed

In all cases where practical assessment is used it will be combined with targeted questioning to assess required knowledge Questioning techniques should not require language literacy and numeracy skills beyond those required in this unit of competency

Where applicable physical resources should include equipment modified for people with special needs


Range Statement

The range statement relates to the unit of competency as a whole. It allows for different work environments and situations that may affect performance. Bold italicised wording, if used in the performance criteria, is detailed below. 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) may also be included.

Type of measurement may 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).

Tools may include:

alcohol swabs

dry type cleaning cassette for optical connectors

electrical attenuators with suitable connectors

lint free dry wipes

metallic test leads and RF cables

microscope for examining optical connector face

optical connector adaptors:

FC to LC

FC to SC

FC to ST

SC to ST

optical launch cable

optical reference cable

optical termination

resistive termination

RF connector adaptors:

BNC to F type

N type to BNC

N type to SMA

test leads.

Instruments may include:

hand-held optical power meter

hand-held optical source

OFI-FTTx active ONT detector

OLTS

PON meter

signal level meter (SLM).