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Address Details:
Unit 1, 6 Anella Avenue
CASTLE HILL, NSW 2154
AUSTRALIA Map
www.celemetrix.com.au

Contact Details:
Mr Anthony Wynn
+61(02) 88580600

Availability:
Services available to external clients

SCOPE OF ACCREDITATION   View and Print Scope of Accreditation Printable version

Note: Not all of the columns of the scope of accreditation displayed include data.
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.


  • ISO/IEC 17025 (2005) - The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
    Calibration
  • SERVICEPRODUCTDETERMINANTTECHNIQUEPROCEDURELIMITATION / RANGE
    DC and low frequency electrical metrology - Electrical instrument calibrators
    Instrument calibrators;
    AC current; DC current;
    Direct measurement against a reference standard;
    D.C. current
    From 0 nA to 20 A
    A.C.current
    From 10 μA to 10 A at 1 kHz
    From 10 A to 20 A at 50 Hz to 5 kHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    D.C. current
    770 μA/A + 5 pA up to 100 nA
    580 μA/A from 100 nA to 1 μA
    570 μA/A from 1 μA to 100 μA
    37 μA/A from 100 μA to 10 mA
    55 μA/A from 10 mA to 100 mA
    150 μA/A from 100 mA to 1 A 
    0.2% from 1 A to 10 A 
    0.34% from 10 A to 20 A 
    A.C. current
    0.13% from 10 μA to 100 μA at 1 kHz
    0.07% from 100 μA to 100 mA at 1 kHz 
    0.15% from 100 mA to 1 A at 1 kHz 
    0.23% from 1 A to 10 A at 1 kHz
    0.35% from 10 A to 20 A at 50 Hz to 5 kHz



    AC voltage; DC voltage;
    Direct measurement against a reference standard;
    D.C. voltage
    From 0 mV to 1000 V
    A.C. voltage
    From 10 mV to 700 V at 10 Hz to 1 MHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    D.C. voltage
    14 μV/V + 0.3 μV up to 100 mV
    8 μV/V from 100 mV to 1 V
    7 μV/V from 1 V to 10 V
    11 μV/V from 10 V to 100 V
    22 μV/V from 100 V to 1000 V
    A.C. voltage
    0.04% from 10 mV to 100 mV and 10 Hz to 1 kHz
    0.12% from 10 mV to 100 mV and 1 kHz to 100 kHz
    1.2% from 10 mV to 100 mV and 100 kHz to 1 MHz
    0.04% from 100 mV to 1 V and 10 Hz to 1 kHz
    0.10% from 100 mV to 1 V and 1 kHz to 100 kHz
    1.2% from 100 mV to 1 V and 100 kHz to 1 MHz
    0.04% from 1 V to 10 V and 10 Hz to 1 kHz
    0.10% from 1 V to 10 V and 1 kHz to 100 kHz
    1.2% from 1 V to 10 V and 100 kHz to 1 MHz
    0.05% from 10 V to 100 V and 10 Hz to 40 Hz
    0.04% from 10 V to 100 V and 40 Hz to 1 kHz
    0.14% from 10 V to 100 V and 1 kHz to 100 kHz
    0.05% from 100 V to 700 V and 40 Hz to 1 kHz
    0.08% from 100 V to 700 V and 1 kHz to 20 kHz


    Resistance;
    Direct measurement against a reference standard;
    0 Ω to 100 MΩ
    CAPABILITY
    with Calibration and Measurement Capability of -
    57 μΩ/Ω + 50 μΩ up to 1.9 Ω
    34 μΩ/Ω from 1.9 Ω to 10 Ω
    50 μΩ/Ω from 10 Ω to 100 Ω
    20 μΩ/Ω from 100 Ω to 100 kΩ
    31 μΩ/Ω from 100 kΩ to 1 MΩ
    100 μ Ω/Ω from 1 MΩ to 10 MΩ
    840 μΩ/Ω from 10 MΩ to 100 MΩ
    DC and low frequency electrical metrology - Electrical measurement and test equipment
    LCR meters;
    Capacitance; Inductance; Resistance;
    Comparison with a reference standard by substitution measurement;
    Two terminal capacitors
    0.7 μF to 100 μF at 100 Hz
    0.4 nF to 300 nF at 1 kHz

    DC Resistance and Inductance
     0.1 mH to 100 mH at 1kHz
    0 Ω  to 1 GΩ 
    CAPABILITY
    with Calibration and Measurement Capability of -
    Two terminal capacitors
    0.70% from 0.7 μF to 1.2 μF at 100 Hz 
    0.52% from 1.2 μF to 10.9 μF at 100 Hz
    0.92% from 10.9 μF to 33 μF at 100 Hz
    0.70% from 33 μF to 100 μF at 100Hz
    0.69% from 0.35 nF to 1.5 nF at 1 kHz 
    1.3% from 1.5 nF to 25 nF at 1 kHz
    0.41% from 25 nF to 100 nF at 1 kHz
    0.42% from 100 nF to 300 nF at 1 kHz

    DC Resistance and Inductance
    0.06% from 0.1 to 100 mH at 1 kHz
    0.013% + 50 μΩ up to 1 Ω
    0.004% from 1 Ω to 10 Ω
    0.003% from 10 Ω to 100 Ω
    0.002% from 100 Ω to 100 kΩ
    0.003% from 100 kΩ to 1 MΩ
    0.009% from 1 MΩ to 10 MΩ
    0.03% from 10 MΩ to 100 MΩ
    3.5% from 100 MΩ to 1 GΩ 

    Digital multimeters (DMM); Ohm meters;
    Resistance;
    Direct measurement against a reference standard;
    From 0 Ω to 1 GΩ
    CAPABILITY
    with Calibration and Measurement Capability of -
    0.013% + 50 μΩ up to 1 Ω
    0.004% from 1 Ω to 10 Ω
    0.003% from 10 Ω to 100 Ω
    0.002% from 100 Ω to 100 kΩ
    0.003% from 100 kΩ to 1 MΩ
    0.009% from 1 MΩ to 10 MΩ
    0.03% from 10 MΩ to 100 MΩ
    3.5% from 100 MΩ to 1 GΩ 

    Digital multimeters (DMM); Voltmeters;
    AC voltage; DC voltage;
    Direct measurement against a reference standard;
    D.C. voltage
    From 0 mV to 1000 V
    From 2000 V to 10000 V
    A.C. voltage
    From 1 mV to 1000V at 10 Hz to 1 MHz
    From 2000 V at 5000 V at 50 Hz
    CAPABILITY
    with Calibration and Measurement Capability of -
    D.C. voltage
    21 μV/V + 0.8 μV up to 220 mV
    11 μV/V from 220 mV to 2.2 V
    10 μV/V from 2.2 V to 11 V
    11 μV/V from 11 V to 22 V
    12 μV/V from 22 V to 220 V
    15 μV/V from 220 V to 1000 V
    0.63% from 2000 V to 10000 V
    A.C. voltage
    0.31% from 1 mV to 2.2 mV and 40 Hz to 20 kHz
    0.11% from 2.2 mV to 22 mV and 10 Hz to 20 Hz
    0.07% from 2.2 mV to 22 mV and 20 Hz to 40 Hz
    0.06% from 2.2 mV to 22 mV and 40 Hz to 20 kHz
    0.10% from 2.2 mV to 22 mV and 20 kHz to 50 kHz
    0.22% from 2.2 mV to 22 mV and 50 kHz to 100 kHz
    0.56% from 2.2 mV to 22 mV and 100 kHz to 300 kHz
    0.63% from 2.2 mV to 22 mV and 300 kHz to 500 kHz
    0.77% from 2.2 mV to 22 mV and 500 kHz to 1 MHz
    0.09% from 22 mV to 220 mV and 10 Hz to 20 Hz
    0.04% from 22 mV to 220 mV and 20 Hz to 40 Hz
    0.03% from 22 mV to 220 mV and 40 Hz to 20 kHz
    0.07% from 22 mV to 220 mV and 20 kHz to 50 kHz
    0.20% from 22 mV to 220 mV and 50 kHz to 100 kHz
    0.52% from 22 mV to 220 mV and 100 kHz to 300 kHz
    0.55% from 22 mV to 220 mV and 300 kHz to 500 kHz
    0.69% from 22 mV to 220 mV and 500 kHz to 1 MHz
    0.08% from 220 mV to 2.2V and 10 Hz to 20 Hz
    0.03% from 220 mV to 2.2V and 20 Hz to 40 Hz
    0.02% from 220 mV to 2.2V and 40 Hz to 20 kHz
    0.05% from 220 mV to 2.2V and 20 kHz to 50 kHz
    0.16% from 220 mV to 2.2V and 50 kHz to 100 kHz
    0.50% from 220 mV to 2.2V and 100 kHz to 500 kHz
    0.60% from 220 mV to 2.2V and 500 kHz to 1 MHz
    0.09% from 2.2 V to 22 V and 10 Hz to 20 Hz
    0.03% from 2.2 V to 22 V and 20 Hz to 20 kHz
    0.07% from 2.2 V to 22 V and 20 kHz to 50 kHz
    0.21% from 2.2 V to 22 V and 50 kHz to 100 kHz
    0.75% from 2.2 V to 22 V and 100 kHz to 300 kHz
    0.77% from 2.2 V to 22 V and 300 kHz to 500 kHz
    0.09% from 22 V to 220 V and 10 Hz to 20 Hz
    0.04% from 22 V to 220 V and 20 Hz to 40 Hz
    0.07% from 22 V to 220 V and 40 Hz to 20 kHz
    0.16% from 22 V to 220 V and 20 kHz to 50 kHz
    0.17% from 22 V to 220 V and 50 kHz to 100 kHz
    0.04% from 220 V to 750 V and 40 Hz to 10 kHz
    0.31% from 220 V to 750 V and 10 kHz to 100 kHz
    0.04% from 750 V to 1000 V and 40 Hz to 1 kHz
    0.07% from 750 V to 1000 V and 1 kHz to 20 kHz
    0.71% from 2000 V to 5000 V at 50 Hz

    Ammeters; Digital multimeters (DMM);
    AC current; DC current;
    Direct measurement against a reference standard;
    D.C. current
    From 0 μA  to 1500 A
    A.C.current
    From 20 μA to 10 A at 10 Hz to 10 kHz
    From 10 A to 20 A at 40 Hz to 1 kHz
    From 20 A to 1500 A at 56 Hz
    CAPABILITY
    with Calibration and Measurement Capability of -
    D.C. current
    0.02% + 10 nA up to 220 μA
    0.01% from 220 μA to 22 mA
    0.02% from 22 mA to 2.2 A 
    0.05% from 2.2 A to 20 A 
    0.77% from 20 A to 60 A (Multi Turn Method) 
    0.74% from 60 A to 300 A (Multi Turn Method)
    0.58% from 300 A to 1500 A (Multi Turn Method) 
    A.C. current
    0.04% from 20 μA to 220 μA and 10 Hz to 1 kHz
    0.11% from 20 μA to 220 μA and 1 kHz to 5 kHz
    0.28% from 20 μA to 220 μA and 5 kHz to 10 kHz
    0.03% from 220 μA to 2.2 mA and 40 Hz to 1 kHz
    0.11% from 220 μA to 2.2 mA and 1 kHz to 5 kHz
    0.28% from 220 μA to 2.2 mA and 5 kHz to 10 kHz
    0.05% from 2.2 mA to 22 mA and 40 Hz to 1 kHz
    0.11% from 2.2 mA to 22 mA and 1 kHz to 5 kHz
    0.28% from 2.2 mA to 22 mA and 5 kHz to 10 kHz
    0.03% from 22 mA to 220 mA and 40 Hz to 1 kHz
    0.11% from 22 mA to 220 mA and 1 kHz to 5 kHz
    0.28% from 22 mA to 220 mA and 5 kHz to 10 kHz
    0.09% from 220 mA to 2.2 A and 40 Hz to 1 kHz
    0.11% from 220 mA to 2.2 A and 1 kHz to 5 kHz
    1.2% from 220 mA to 2.2 A and 5 kHz to 10 kHz
    0.06% from 2.2 A to 10 A and 10 Hz to 1 kHz
    0.12% from 2.2 A to 10 A and 1 kHz to 10 kHz
    0.26% from 10 A to 20 A and 40 Hz to 44 Hz
    0.09% from 10 A to 20 A and 45 Hz to 99 Hz
    0.37% from 10 A to 20 A and 100 Hz to 1 kHz

    0.77% from 20 A to 60 A and 40 Hz to 60 Hz (Multi Turn Method) 
    0.74% from 60 A to 300 A and 40 Hz to 60 Hz (Multi Turn Method)
    0.58% from 300 A to 1500 A and 40 Hz to 60 Hz (Multi Turn Method) 
    DC and low frequency electrical metrology - Electrical standards
    Inductors;
    Inductance;
    Comparison with a reference standard;
    0.1 mH to 100 mH at 1kHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    0.06% from 0.1 to 100 mH at 1kHz

    Precision capacitors;
    Capacitance;
    Comparison with a reference standard;
    Two terminal capacitors at 1 kHz
    10 pF to 1000 nF
    CAPABILITY
    with Calibration and Measurement Capability of -
    0.11% from 10 pF to 100 pF at 1 kHz
    0.06% from 101 pF to 1000 nF at 1 kHz
    Pressure metrology - Pressure and vacuum measuring equipment
    Mechanical pressure gauges;
    Gauge pressure;
    Comparison with reference instrument;
    AS 1349 and MSA Test Method 2
    Calibration of industrial gauges
    -80 kPa to 35 MPa 
    Including onsite calibration



    CAPABILITY
    Including onsite calibration
    with Calibration and Measurement Capability of-
    0.2 kPa from -80 kPa to 200 kPa 
    1.4 kPa from 200 kPa to 7000 kPa 
    6 kPa from 7 MPa to 35 MPa 

    Digital pressure gauges; Manometers; Mechanical pressure gauges; Pressure recorders; Pressure transducers; Vacuum gauges;
    Gauge pressure;
    Comparison with dead weight tester; Comparison with reference instrument;
    AS 1349 and MSA Test Method 2
    MSA Test Method 1
    -100 kPa to 85 MPa
    Electrical transducers with dc voltage or dc current output


    CAPABILITY
    with Calibration and Measurement Capability of-
    Calibration using a pressure calibrator
    0.1 kPa from -100 kPa to 0 kPa
    0.04 kPa from 0 kPa to 200 kPa
    1.4 kPa from 200 kPa to 7 MPa
    Calibration using a Dead Weight Tester
    0.02% or 0.05 kPa (whichever is greater) from 300 kPa to 85 MPa
    Pressure metrology - Pressure standards
    Pressure calibrators - Non-dead weight;
    Gauge pressure;
    Comparison with dead weight tester; Comparison with reference instrument;
    MSA Test Method 1 -100 kPa to 85 MPa
    Self indicating and electrical transducers with dc voltage or dc current output
    CAPABILITY
    with Calibration and Measurement Capability of-
    Calibration using a pressure calibrator
    0.1 kPa from -100 kPa to 0 kPa
    0.04 kPa from 0 kPa to 200 kPa
    1.4 kPa from 200 kPa to 7 MPa
    Calibration using a Dead Weight Tester
    0.02% or 0.05 kPa (whichever is greater) from 300 kPa to 85 MPa
    Temperature metrology - Ancillary temperature measuring equipment
    Process calibrators;
    Volt to temperature conversion;
    Direct measurement by electrical input;
    Thermocouple calibrators (source mode)
    Type J Thermocouple
    from -210 °C to 1 200 °C  
    Type K Thermocouple
    from -200 °C  to 1 372 °C
    Type N Thermocouple
    from -200 °C to 1 300 °C
    Type R Thermocouple
    from 0 °C to 1 767 °C
    Type S Thermocouple
    from 0 °C to 1 767 °C
    Type T Thermocouple
    from -250 °C to 400 °C
    Thermocouple indicators (including calibrators in measure mode)
    Type J Thermocouple 
    from -210 °C to 1 200 °C  
    Type K Thermocouple 
    from -200 °C  to 1 372 °C
    Type N Thermocouple 
    from -200 °C to 1 300 °C
    Type R Thermocouple
    from 0 °C to 1 767 °C
    Type S Thermocouple
    from 0 °C to 1 767 °C
    Type T Thermocouple 
    from -250 °C to 400 °C
    CAPABILITY
    with Calibration and Measurement Capability of -
    Thermocouple calibrators (source mode)
    Type J Thermocouple
    0.49 °C from -210 °C to -100 °C
    0.42 °C from -100 °C to 760 °C
    0.46 °C from 760 °C to 1 200 °C
    Type K Thermocouple
    0.54 °C from -200 °C to -100 °C
    0.42 °C above -100 °C to 120 °C
    0.48 °C above 120 °C to 1 000 °C
    0.61 °C above 1 000 °C to 1 372 °C
    Type N Thermocouple
    0.61 °C from -200 °C to -100 °C
    0.45 °C from -100 °C to 410 °C
    0.49 °C above 410 °C to 1 300 °C
    Type R Thermocouple
    0.80 °C from 0 °C to 250 °C
    0.57 °C above 250 °C to 1 000 °C
    0.61 °C above 1 000 °C to 1 767 °C
    Type S Thermocouple
    0.70 °C from 0 °C to 250 °C
    0.57 °C above 250 °C to 1 000 °C
    0.68 °C above 1 000 °C to 1 767 °C
    Type T Thermocouple
    0.87 °C from -250 °C to -150 °C
    0.46 °C from -150 °C to 0 °C
    0.41 °C above 0 °C to 400 °C
    Thermocouple indicators (including calibrators in measure mode)Type J Thermocouple 
    0.49 °C from -210 °C to -100 °C
    0.42 °C from -100 °C to 760 °C
    0.47 °C from 760 °C to 1 200 °C
    Type K Thermocouple 
    0.55°C from -200 °C to -100 °C
    0.43 °C above -100 °C to 120 °C
    0.48 °C above 120 °C to 1 000 °C
    0.62 °C from 1 000 °C to 1 372 °C
    Type N Thermocouple  
    0.61 °C from -200 °C to -100 °C
    0.46 °C from -100 °C to 410 °C
    0.49 °C above 410 °C to 1 300 °C
    Type R Thermocouple 
    0.80 °C from 0 °C to 250 °C
    0.57 °C above 250 °C to 1 000 °C
    0.63 °C above 1 000 °C to 1 767 °C
    Type S Thermocouple
    0.71 °C from 0 °C to 250 °C
    0.58 °C above 250 °C to 1 000 °C
    0.70 °C above 1 000 °C to 1 767 °C
    Type T Thermocouple
    0.87 °C from -250 °C to -150 °C
    0.47 °C above -150 °C to 0 °C
    0.41 °C above 0 °C to 400 °C


    Resistance to temperature conversion;
    Direct measurement by electrical input;
    RTD calibrators (source mode) and RTD indicators (including calibrators in measure mode)
    from -200 °C to 800 °C 
    CAPABILITY
    with Calibration and Measurement Capability of -
    RTD calibrators (source mode)
    0.06 °C from -200 °C to 0 °C
    0.08 °C from 0 °C to 100 °C
    0.07 °C from 100 °C to 400 °C
    0.08 °C from 400 °C to 630 °C
    0.07 °C from 630 °C to 800 °C
    RTD indicators (including calibrators in measure mode)
    0.09 °C from -200 °C to 0 °C
    0.11 °C from 0 °C to 100 °C
    0.14 °C from 100 °C to 400 °C
    0.17 °C from 400 °C to 630 °C
    0.31 °C from 630 °C to 800 °C
    Time and frequency metrology - Frequency and time standards
    Frequency standards;
    Frequency;
    Measurement against reference standard;
    100 mHz to 2 GHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    6.0 in 106 from 100 mHz to 1 kHz
    6.0 in 107 from 1 kHz to 50 MHz
    2.0 in 107 from 50 MHz to 100 MHz
    6.0 in 108 from 100 MHz to 225 MHz
    3.0 in 108 from 225 MHz to 1 GHz
    6.0 in 109 from 1 GHz to 2 GHz

    Signal sources;
    Frequency;
    Measurement against reference standard;
    100 mHz to 2 GHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    6.0 in 106 from 100 mHz to 1 kHz
    6.0 in 107 from 1 kHz to 50 MHz
    2.0 in 107 from 50 MHz to 100 MHz
    6.0 in 108 from 100 MHz to 225 MHz
    3.0 in 108 from 225 MHz to 1 GHz
    6.0 in 109 from 1 GHz to 2 GHz
    Time and frequency metrology - Frequency, time and waveform measuring equipment
    Frequency meters;
    Frequency;
    Measurement against reference standard;
     1 Hz to 2.1 GHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    1.1 in 106 from 1 Hz to 10 Hz
    0.6 in 106 from 10 Hz to 2.1 GHz

    Frequency analysers; Waveform measuring instruments;
    Time interval;
    Measurement against reference standard;
    2 ns to 20 ms
    50 ms to 5 s

    CAPABILITY
    with Calibration and Measurement Capability of -
    85 μs/s from 50 ms to 5 s
    28 μs/s from 2 ns to 20 ms


    Frequency;
    Measurement against reference standard;
    Frequency response flatness
    With internal 50 Ω
    5 mVp-p to 5 Vp-p and 100 kHz to 1000 MHz

    With external 50 Ω
    5 mVp-p to 5 Vp-p and 100 kHz to 600 MHz

    CAPABILITY
    with Calibration and Measurement Capability of -
    With internal 50 Ω
    4.5% at 5 mVp-p from 100 kHz to 100 MHz
    5.0% at 5 mVp-p from 100 to 300 MHz
    7.2% at 5 mVp-p from 300 to 600 MHz
    2.8% from 10 mVp-p tp 5.5 Vp-p and 100 kHz to 100 MHz
    3.2% from 10 mVp-p to 5.5 Vp-p and 100 to 300 MHz
    5.0% from 10 mVp-p to 5.5 Vp-p and 300 to 600 MHz
    8.2% from 5 mVp-p to 5.5 Vp-p from 600 to 1000 MHz

    With external 50 Ω
    5.7% at 5 mVp-p from 100 kHz to 100 MHz
    6.1% at 5 mVp-p from 100 to 300 MHz
    7.9% at 5 mVp-p from 300 to 600 MHz
    4.4% from 10 mVp-p to 5.5 Vp-p from 100 kHz to 100 MHz
    4.6% from 10 mVp-p to 5.5 Vp-p from 100 to 300 MHz
    6.1% from 10 mVp-p to 5.5 Vp-p from 300 to 600 MHz



    Voltage;
    Measurement against reference standard;
    For DC voltage with 1 MΩ input resistance
     5 mV  to 100 V

    For DC voltage with 50 Ω input resistance
    5 mV to 5 V

    For square wave with 1 MΩ input resistance
     5 mV  to 100 V

    For square wave voltage with 50 Ω input resistance
     5 mV  to 100 V

    CAPABILITY
    with Calibration and Measurement Capability of -
    For DC voltage with 1 MΩ input resistance
    0.06% + 40 μV at 5 mV
    0.15% from 10 to 50 mV
    0.07% from 50 mV to 0.5 V
    0.06% from 0.5 V to 100 V

    For DC voltage with 50 Ω input resistance
    0.29% + 40 μV at 5 mV
    0.38% from 10 to 50 mV
    0.30% from 50 mV to 0.5 V
    0.29% from 0.5 V to 5 V

    For square wave with 1 MΩ input resistance
    0.12% + 40 μV at 5 mV
    0.21% from 10 to 50 mV
    0.13% from 50 mV to 0.5 V
    0.12% from 0.5 V to 100 V

    For square wave voltage with 50 Ω input resistance
    0.29% + 40 μV at 5 mV
    0.38% from 10 to 50 mV
    0.30% from 50 mV to 0.5 V
    0.29% from 0.5 V to 100 V

    Counters;
    Frequency;
    Measurement against reference standard;
     1 Hz to 2.1 GHz
    CAPABILITY
    with Calibration and Measurement Capability of -
    1.1 in 106 from 1 Hz to 10 Hz
    0.6 in 106 from 10 Hz to 2.1 GHz

    Tachometers;
    Rotational speed;
    Measurement against reference standard;
    Optical Tachometers
    240 rpm to 60000 rpm
    CAPABILITY
    with Calibration and Measurement Capability of -
    1.1 rpm from 240 rpm to 999 rpm
    1.4 rpm from 1000 rpm to 19997 rpm
    2.4 rpm above 19998 rpm to 60000 rpm