ACU-VIB Electronics

Site

ACU-VIB Electronics

Accreditation No.

9262

Site No.

9255

Date of Accreditation

14 Jul 1994

Address

Unit 14/22 Hudson Avenue
Castle Hill, NSW 2154
Australia

acu-vib.com.au

Contact

Mr Julian Kielt P: +61 0430010784

Availability

Services available to external clients

ACU-VIB Electronics address map

Scope of Accreditation

Print scopes
ACU-VIB Electronics

ISO/IEC 17025 (2017)

Calibration

  • The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
Service Product Determinant Technique Procedure Limitations
Acoustical metrology - Acoustic equipment Band pass filters Attenuation; Linearity Direct measurement by electrical input

By the methods of AS/NZS 4476-1997, IEC 1260-1995 Clauses 5.3, 5.7, 5.8, 5.9; IEC 61260-3 and ACU-VIB procedure AVP06

Capability

with Calibration and Measurement Capability of -

For direct measurement of attenuation, A, (electronic filter) via voltage output to voltage input -
0.1 dB -6 dB ≤A ≤ 40 dB
0.3 dB 40 dB < A ≤ 80 dB
0.11 dB for linearity
0.1 dB for mid-band relative attenuation
0.25 dB for lower limit of linearity range (noise)

For recording of displayed attenuation (measuring instrument) -
0.1 dB -6 dB ≤A ≤ 40 dB
0.3 dB 40 dB < A ≤ 120 dB
0.11 dB for linearity
0.1 dB for mid-band relative attenuation
0.25 dB for lower limit of linearity range (noise)

Dose meters for sound Electrical response; Frequency response; Noise exposure/dose Direct measurement by electrical input; Pressure field comparison measurement AS/NZS 2399-1998 Clauses 6, 7, 8, 9, 10 and 11, IEC 61252 and ACU-VIB procedure AVP07;
C weighted peak according to IEC 61672-3 Clause19;
IEC 61672

Capability

Nominal octave frequencies from 63 Hz to 8 kHz;

with Calibration and Measurement Capability of -

0.03 Pa2h at a dose of 8 Pa2h (94 dBA 8h)

Acoustic tests in a small volume coupler at nominal octave frequencies

with Calibration and Measurement Capability of -

0.10 dB for frequencies from 63 Hz to below 125 Hz
0.09 dB for frequencies from 125 Hz to below 2 kHz
0.10 dB for frequencies from 2 kHz to below 4 kHz
0.11 dB for frequencies from 4 kHz to 8 kHz
0.09 dB at a reference frequency of 1 kHz
Microphones Frequency response; Pressure sensitivity Direct measurement against a reference instrument Calibration by electrostatic actuator by the method of ACU-VIB Procedure AVP01;
Calibration by pressure response in a small volume coupler by the method of ACU-VIB Procedure AVP11;
Calibration by measurement of the open circuit sensitivity by the method of ACU-VIB procedure AVP04

Capability

with Calibration and Measurement Capability of -
Calibration by electrostatic actuator:
0.10 dB in the range 20 Hz to 20 kHz by electrostatic actuator

Calibration by small volume coupler:
0.12 dB at 31.5 Hz, 63 Hz, 4 kHz and at 8 kHz
0.11 dB at 125 Hz and up to and including 2 kHz
0.08 dB at 1 kHz as the reference frequency
0.19 dB at 12.5 kHz
0.32 dB at 16 kHz

Calibration by measurement of open circuit sensitivity:
0.10 dB at nominal frequencies of 250 Hz and 1 kHz for ½-inch microphones;
0.13 dB at nominal frequencies of 250 Hz and 1 kHz for 1-inch microphones
At nominal sound pressure levels of 94 dB, 104 dB and 114 dB
Signal conditioning amplifiers Attenuation; Frequency response; Linearity Direct measurement by electrical input By comparison with calibrated attenuator and voltmeter by ACU-VIB procedure AVP09

Capability

At nominal frequencies from 10 Hz to 20 kHz and; Gain from 40 dB to -80 dB
Calibration of transducer preamplifiers and signal conditioning amplifiers
for Gain, Attenuation and Frequency response
with Calibration and Measurement Capability of -
0.05 dB for Gain from 40 dB to -40 dB;
0.08 dB for Gain from -40 dB to -80 dB;
0.01 dB for frequency response at nominal frequencies from 10 Hz to 20 kHz
Sound level meters Electrical response; Sound pressure level Direct measurement by electrical input; Pressure field comparison measurement AS 1259.1 - 1990 Clauses 8.9, 8.10, 10.2.2,10.2.3, 10.3.2, 10.3.3, 10.3.4, 10.4.1, 10.4.2, 10.4.3, 10.4.4 and 10.4.5;
AS 1259.2 - 1990 Clauses 9.1, 9.2.1, 9.2.2, 9.2.3, 9.3.1, 9.3.2, 9.3.3, 9.3.4,9.3.5; ACU-VIB procedure AVP05;
IEC 60651, IEC 60804;
IEC 61672-3; ACU-VIB procedure AVP10;

Capability

From 31.5 Hz to 16 kHz for acoustic tests
From 20 Hz to 20 kHz for electrical tests

with Calibration and Measurement Capability of -

Electrical tests

0.1 dB  (AS 1259-1, IEC 60651, AS 1259-2, IEC 60804)

0.09 dB (IEC 61672-3)

Acoustic tests in a small volume coupler at nominal octave frequencies

0.11 dB for frequencies from 31.5 Hz to below 63 Hz

0.10 dB for frequencies from 63 Hz to below 125 Hz

0.09 dB for frequencies from 125 Hz to below 2 kHz

0.10 dB for frequencies from 2 kHz to below 4 kHz

0.11 dB for frequencies from 4 kHz to below 8 kHz

0.16 dB for frequencies from 8 kHz to below 12.5 kHz

0.24 dB for frequencies from 12.5 kHz to below 16 kHz

0.09 dB at a reference frequency of 1 kHz

Acoustical metrology - Acoustic standards and reference equipment Acoustic calibrators - Multi frequency; Acoustic calibrators - Single frequency Distortion; Frequency; Sound pressure level Comparison with a reference standard By the methods of IEC 60942 and ACU-VIB procedure AVP02 and AVP03

Capability

At nominal octave frequencies between 31.5 Hz and 16 kHz

with Calibration and Measurement Capability at nominal octave frequencies of -

0.10 dB for sound level pressure at 31.5 Hz
0.09 dB for sound level pressure at 63 Hz
0.08 dB for sound level pressure at 125 Hz up to 2 kHz
0.07 dB for sound level pressure at reference frequency of 1 kHz
0.11 dB for sound level pressure at 4 kHz to below 8 k Hz
0.13 dB for sound level pressure at 8 kHz to below 12.5 kHz
0.18 dB for sound level pressure at 12.5 kHz to below 16 kHz
0.27 dB for sound level pressure at 16 kHz

Vibration metrology - Vibration equipment Accelerometers; Velocity transducers Acceleration sensitivity; Frequency response; Velocity sensitivity Comparison measurement against reference transducer

ISO 16063-21; ACU VIB Procedures AVP08, AVP12, AVP14, AVP15, AVP19

 Maximum force of up to 1000 N or
Displacement limit of 158 mm peak to peak

Capability

In the acceleration range (or equivalent) 0.01 m/s2 up to 10 m/s2 below 10 Hz,
up to 50 m/s2 from 10 Hz,
up to 100 m/s2 from 40 Hz,
up to 500 m/s2 from 160 Hz,
Extended lower velocity range down to 0.1 mm/s from 0.5 Hz to below 16 Hz
For transducers of
Mass up to 5.0 kg at nominal frequencies from 0.5 Hz to 320 Hz;
Mass up to 500 grams for frequencies of 5kHz and below;
Mass up to 50 grams for frequencies of 10 kHz and below,
by comparison to the methods of ISO 16063-21
with calibration and measurement capability for sensitivity of

1.4% from 0.8 Hz to less than 1.6 Hz
0.6% from 1.6 Hz to less than 2500 Hz
1.0% from 2500 Hz to less than 5000 Hz
1.5% from 5000 Hz to less than 7000 Hz
2.3% from 7000Hz up to 10000 Hz

Vibration measuring systems; Vibration recording systems Acceleration sensitivity; Electrical response; Frequency response; Velocity sensitivity Comparison measurement against reference transducer; Direct measurement by electrical input

ISO 16063-21, ISO 8041, ACU-VIB Procedure AVP12, AVP14, AVP15 and AVP19

 Maximum force of up to 1000 N or
Displacement limit of 158 mm peak to peak



Capability

In the acceleration range (or equivalent) 0.01 m/s2 up to 10 m/s2 below 10 Hz,
up to 50 m/s2 from 10 Hz,
up to 100 m/s2 from 40 Hz,
up to 500 m/s2 from 160 Hz,
Extended lower velocity range down to 0.1 mm/s from 0.5 Hz to below 16 Hz
For transducers of
Mass up to 5.0 kg at nominal frequencies from 0.5 Hz to 320 Hz;
Mass up to 500 grams for frequencies of 5kHz and below;
Mass up to 50 grams for frequencies of 10 kHz and below,
by comparison to the methods of ISO 16063-21 or by methods of ISO 8041
with calibration and measurement capability for level response of
1.4% from 0.8 Hz to less than 1.6 Hz
0.6% from 1.6 Hz to less than 2500 Hz
1.0% from 2500 Hz to less than 5000 Hz
1.5% from 5000 Hz to less than 7000 Hz
2.3% from 7000Hz up to 10000 Hz
Electrical tests
0.1% display linearity
0.25% Vector addition (PPV)



Vibration metrology - Vibration standards and reference equipment Vibration calibrators Acceleration; Distortion; Frequency Comparison measurement against reference transducer ACU-VIB Procedure AVP13, ISO 16063-21, ISO 8041

Capability

For frequencies between 7 Hz and 10 kHz at levels between 1 ms-2 and 100 ms-2

with a Calibration and Measurement Capability for acceleration at nominal frequencies of  

1.2% from 7 Hz to below 16 Hz

1% from 16 Hz to below 80 Hz

0.6% from 80 Hz to 2 kHz

1% from 2 kHz to 10 kHz

with a Calibration and Measurement Capability of -

0.02 Hz for frequency

0.2% for total harmonic distortion and  noise

The only data displayed is that deemed relevant and necessary for the clear description of the activities and services covered by the scope of accreditation.

Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.