• Davidson eCalibration Services capabilities:

• NATA certified calibration as well as on site traceable calibration is now part of the support available from Davidson Measurement with some exciting new developments in calibration control.

• You have access to the tightest level of uncertainty available in a non-Government calibration facility, for example our pressure capability is approved to 0.0025% of reading to 200kPa!  And 0.0035% of reading from 200kPa to 7000 kPa

• Improvements in measurement technology mean that calibrations now need to be carried out with even more precision. At Davidson Measurement you have the comfort knowing that your product will be calibrated in a manner that allows you to obtain the absolute best performance from your investment. You also have the following choices:

• eCalibration.com.au sets the standards in the field of ecommerce calibration and asset management. This web based facility brings you flexibility and accessibility not experienced before in a calibration management strategy.

• Established by Davidson, an ISO9002 company with over 30 years experience in the measurement, instrumentation and calibration market, eCalibration.com.au takes calibration management into the 21st century.

This facility complies with the requirements of ISO/IEC 17025:2005

1.19 Barometers with least uncertainties bases upon those of 1.20.

.01 Aneroid barometers

.11 Altimeters

based on pressure to altitude conversion as per MIL-STD-859A and pressure to airspeed conversion as per NASA TND-822.

.99 Other barometers

1.20 Pressure and vacuum measuring devices Calibration of pneumatic devices in the range -100 to -2 kPa and 2 kPa to 7 MPa
with least uncertainties of measurement of-
25 ppm or 0.002 kPa (whichever is greater) from -100 to -2 kPa and 2 to 190 kPa;
35 ppm or 0.002 kPa (whichever is greater) from 200 kPa to 7 MPa
Calibration of hydraulic devices in the range 100 kPa to 70 MPa
with least uncertainties of measurement of-
0.011% or 0.08 kPa (whichever is greater)

.01 Pressure gauges

Including test gauges as defined in AS 1349

.02 Vacuum gauges (bourdon tube)

Including test gauges as defined in AS 1349

.11 Pressure transducers

Self-indicating types and transducers with voltage, current and frequency outputs

.13 Pressure recorders

.23 Digital manometers

.31 Pressure control devices

1.32 Resistors, resistance boxes and potential dividers

.01 Precision resistors, resistance boxes and conductance boxes

with least uncertainties of measurement of -
0.003% from 0.1 to 100 Ω
0.002% from 100 Ω to 1 MΩ
0.009% from 1 MΩ to 10 MΩ

1.38 Instrument calibrators

.01 D.C. voltage

with least uncertainties of measurement of -
13 ppm up to 1 V
11 ppm from 1 to 10 V
14 ppm from 10 to 100 V
22 ppm from 100 to 1000 V

.02 A.C. voltage

with least uncertainties of measurement of -
0.13% at 10 mV from 10 Hz to 20 kHz
0.02% from 10 mV to 10 V and 45 Hz to 20 kHz
0.1% at 1 V from 20 to 500 kHz
0.03% at 10 V and 20 to 100 kHz
0.033% from 10 to 100 V and 45 Hz to 20 kHz
0.04% at 100 V from 20 to 50 kHz
0.12% at 100 V from 50 to 100 kHz
0.07% from 100 to 1000 V and 45 Hz to 1 kHz

.11 D.C. current

with least uncertainties of measurement of -
30 ppm from 100 μA to 10 mA
45 ppm from 10 to 100 mA
165 ppm from 100 mA to 1 A

.51 Resistance

with least uncertainties of measurement of -
Based on Class 1.32

1.39 Indicating and recording instruments with least uncertainties of measurement of -
Based on 1.32, 1.38

.01 D.C. voltmeters

.02 A.C. voltmeters

.03 D.C. ammeters

.09 Ohmmeters

.81 Graphic recording instruments

1.41 Frequency and time measuring instruments and standards

.11 Counters

with least uncertainties of measurement of -
0.01% of reading from 1 Hz to 10 MHz

.12 Time interval meters

with least uncertainties of measurement of -
0.01% of reading from 100 ηs to 1 s

1.99 Approved Signatories L Prindiville All Classes
A Skelton All Classes