| SERVICE | PRODUCT | DETERMINANT | TECHNIQUE | PROCEDURE | LIMITATION / RANGE |
Acoustical metrology - Acoustic equipment
| Microphones;
| Frequency response;
| Direct measurement against a reference instrument;
| By electrostatic actuator by the method of ACU-VIB Procedure AVP01
| From 20 Hz to 20 kHz
|
|
CAPABILITY
with Calibration and Measurement Capability of -
0.10 dB
|
| Band pass filters;
| Attenuation;
| Direct measurement by electrical input;
| By the methods of AS/NZS 4476, IEC 1260-1995 Clauses 5.3, 5.7, 5.8, 5.9; ACU-VIB procedure AVP06
| from -6 dB to 80 dB
|
|
CAPABILITY
with Calibration and Measurement Capability of -
0.1 dB for attenuation from -6 dB to 6 dB
0.2 dB for attenuation above 6 dB to 18 dB
0.3 dB for attenuation above 18 dB to 80 dB
|
| Sound level meters;
| Electrical response; Sound pressure level;
| By methods of AS 1259.1; By methods of IEC 61672-3;
| 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 61672-3; ACU-VIB procedure AVP10; | From 31.5 Hz to 16 kHz
|
|
CAPABILITY
with Calibration and Measurement Capability of -
Electrical tests
0.1 dB AS 1259)
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
|
| Dose meters for sound;
| Noise exposure/dose;
| By methods of AS 2399;
| AS 2399 Clauses 6, 7, 8, 9, 10 and 11 and ACU-VIB procedure AVP07;
C weighted peak according to IEC 61672-3 Clause19; | Nominal octave frequencies from 63 Hz to 8 kHz; |
|
CAPABILITY
with Calibration and Measurement Capability of -
0.03 Pa2h at a dose of 8 Pa2h (94 dBA 8h)
By the methods of -
AS 2399 - 1998 Clauses 6, 7, 8, 9, 10 and 11 and ACU-VIB procedure AVP07
C weighted peak according to IEC 61672-3 clause 19
with Calibration and Measurement Capability of -
0.24 dB for C weighted peak at 8 kHz
0.09 dB fpr C weighted peak at 500 Hz
|
|
| Electrical response; Sound pressure level;
| By methods of IEC 61672-3;
| AS 2399 clauses 6, 7, 8, 9, 10 and 11;
ACU-VIB procedure AVP07;
IEC 61672 | Frequencies from 63 Hz to 8 kHz |
|
CAPABILITY
with Calibration and Measurement Capability of -
Electrical tests
0.1 dB
Acoustic tests in a small volume coupler at nominal octave frequencies
0.10 dB for frequencies from 63 Hz to below 125 Hz
0.09 dB for frequencies from 125 Hz to below 2 kHz
010 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
|
Acoustical metrology - Acoustic standards and reference equipment
| Acoustic calibrators - Multi frequency; Acoustic calibrators - Single frequency;
| Distortion; Frequency; Pressure sensitivity;
| By methods of IEC 60942;
| By the methods of IEC 60942 and ACU-VIB procedure AVP02 and AVP03 | At nominal octave frequencies between 31.5 Hz and 16 kHz
|
|
CAPABILITY
with Calibration and Measurement Capability at nominal octave frequencies of -
0.11 dB for sound level pressure at 31.6 Hz
0.10 dB for sound pressure level at 63 Hz and up to 4 kHz
0.11 dB for sound pressure level at 8 kHz
0.17 dB for sound pressure level from above 8 kHz up to 12.5 kHz
0.25 dB for sound pressure level from above 12.5 kHz to 16 kHz
0.05% for frequency
0.2% for total harmonic distortion and noise
|
Vibration metrology - Vibration equipment
| Accelerometers; Mechanical impedance transducers; Velocity transducers;
| Acceleration sensitivity; Velocity sensitivity;
| Comparison measurement against reference transducer;
| ISO 16063-21; ACU VIB Procedures AVP08, AVP12, AVP14, AVP15;
| Acceleration sensitivity from 0.5 mV/ms-2 to 5V/ms-2; or
Velocity sensitivity from 1 to 100 mV/mms-1
For transducer mass up to 5 kg at frequencies from 0.5 Hz to 320 Hz for excitation levels from 0.1 ms-2 to 50 ms-2;
For transducer mass up to 100 grams at frequencies from 15 Hz to 1300 Hz for excitation levels from 1 ms-2 to 20 ms-2 |
|
CAPABILITY
Acceleration or velocity sensitivity of accelerometers and other vibration transducers in the range from 0.5 mV/ms-2 to 5 mV/ms-2 or 1 to 100mV/mms-1
For transducers of mass up to 5.0 kg from 0.5 Hz to 320 Hz by rectilinear motion using an air bearing table in the horizontal or vertical plane at excitation levels of 0.1 ms-2 at 0.5 Hz to 50 ms-2 at 320 Hz
with Calibration and Measurement Capability at nominal frequencies of -
1.25% from 0.5 Hz to less than 1.6 Hz
1% from 1.6 Hz less than 3.2 Hz
0.9% from 3.2 Hz to 16 Hz
0.5% from above 16 Hz to 320 Hz
For transducers of mass up to 100 g at excitation levels from 1 ms-2 up to 20 ms-2 in the frequency range 15 Hz to 1300 Hz limited to 50 g at 20 ms-2 at 1300 Hz
with a sensitivity range of -
0.5 mV/ms-2 to 5 V/ms-2 or
0.5 pC/ms-2 to 5 nC/ms-2
with Calibration and Measurement Capability at nominal frequencies of -
0.7% from 7 Hz up to 320 Hz
2.5% above 320 Hz up to 1300 Hz
|
| Vibration measuring systems; Vibration recording systems;
| Acceleration sensitivity; Electrical response; Velocity sensitivity;
| Comparison measurement against reference transducer; Direct measurement by electrical input;
| ISO 16063-21, ISO 8041, ACU-VIB Procedure AVP12, AVP14 and AVP15
| Acceleration or velocity sensitivity at excitation levels from 0.1 to 50 ms-2;
For transducer mass up to 5 kg at frequencies from 0.5 Hz to 320 Hz for excitation levels from 0.1 ms-2 to 50 ms-2;
For transducer mass up to 100 grams at frequencies from 15 Hz to 1300 Hz for excitation levels from 1 ms-2 to 20 ms-2 |
|
CAPABILITY
Calibration of vibration measuring systems ;
For with transducers of mass up to 5.0 kg at excitation levels between 0.1 ms-2 at 0.5 Hz up to 50 ms-2 at 320 Hz by rectilinear motion using an air bearing table in the horizontal or vertical plane
with a Calibration and Measurement Capability at nominal frequencies of -
1.25% from 0.5 Hz to less than 1.6 Hz
1% from 1.6 Hz to less than 3.2 Hz
0.9% from 3.2 Hz to 16 Hz
0.5% from above 16 Hz to 320 Hz
For with transducers of mass up to 100 g of excitation levels from 1 ms-2 up to 20 ms-2 in the frequency range 15 Hz to 1300 Hz
with a Calibration and Measurement Capability at nominal frequencies of -
0.7% from 7 Hz to 320 Hz
2.5% from above 320 Hz up to 1300 Hz
Electrical tests
0.1% display linearity
0.25% Vector addition (PPV)
|
Vibration metrology - Vibration standards and reference equipment
| Vibration calibrators;
| Acceleration; Frequency;
| Comparison measurement against reference transducer;
| ACU-VIB Procedure AVP13 | For frequencies between 7 Hz and 10 kHz at levels between 1 ms-2 and 100 ms-2 |
|
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
|
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