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PAO Accredited Laboratories (as of November 2013) - DTI

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Products/<br />

Cl<strong>as</strong>s <strong>of</strong> Test<br />

Me<strong>as</strong>ured<br />

quantities/<br />

instrument<br />

5.35 Indicating and recording instruments<br />

.01 D.C.<br />

D.C. Voltmeters<br />

Voltmeters<br />

.02 A.C.<br />

Voltmeters<br />

.03 D.C.<br />

Ammeters<br />

A.C. Voltmeters<br />

D.C ammeters<br />

Range to be<br />

calibrated<br />

Best<br />

me<strong>as</strong>urement<br />

capability<br />

expressed <strong>as</strong> an<br />

uncertainty ()*<br />

10 kΩ ± 1.0 ppm<br />

100 kΩ ± 8.0 ppm<br />

1 MΩ ± 6.0 ppm<br />

10 MΩ ± 17.0 ppm<br />

100 MΩ ± 38.0 ppm<br />

1 GΩ ± 0.26 %<br />

10 GΩ ± 0.26 %<br />

100 GΩ ± 0.26 %<br />

Up to 1.1 V<br />

1.1 V to 1000 V<br />

1 mV to 250 mV<br />

40 Hz to 20 kHz<br />

0.25 V to 1000 V<br />

40 Hz to 1 kHz<br />

0.25 V to 200 V<br />

1 kHz to 50 kHz<br />

200 V to 700 V<br />

1 kHz to 30 kHz<br />

Up to 101 μA<br />

101 μA to 1.01<br />

mA<br />

1.01 mA to<br />

10.1mA<br />

10.1 mA to 101<br />

mA<br />

101 mA to 1 A<br />

± (2.6 ppm +<br />

1.4 μV)<br />

± 3.3 ppm<br />

± (0.025 % +<br />

20 μV)<br />

± 0.015 %<br />

± 0.02 %<br />

± 0.022 %<br />

± (18 ppm + 1<br />

nA)<br />

± (18 ppm + 10<br />

nA)<br />

± (18 ppm + 50<br />

nA)<br />

± (33 ppm +<br />

0.6 μA)<br />

± (0.011 % + 1<br />

μA)<br />

± 0.27 mA<br />

± (0.05 % + 45<br />

nA)<br />

± 0.025 %<br />

1A to 10A<br />

.04 A.C Ammeters A.C. ammeters 25 μA to 1 A<br />

40 Hz to 1 kHz<br />

1A to 10 A<br />

40 Hz to 1kHz<br />

.09 Ohmmeters Ohmmeters Up to 10 Ω ± 0.03 %<br />

100 Ω ± 0.03 %<br />

1 kΩ ± 0.03 %<br />

10 kΩ ± 0.03 %<br />

100 kΩ ± 0.03 %<br />

1 MΩ ± 0.03 %<br />

10 MΩ ± 0.03 %<br />

100 MΩ ± 0.03 %<br />

1 GΩ ± 0.26 %<br />

10 GΩ ± 0.26 %<br />

100 GΩ ± 0.26 %<br />

.17 Other<br />

Instruments<br />

Charge Analyzers,<br />

Field<br />

Meters/Ionizers,<br />

ESD Meters<br />

Up to 1 kV<br />

Up to 20 kV<br />

Up to -20 kV<br />

± 3.3 ppm<br />

± 1.0 %<br />

Standard Method/<br />

Reference<br />

Standard<br />

In-House<br />

Procedure<br />

ATS-SOP-0001O<br />

In-House<br />

Procedure<br />

ATS-SOP-0010O<br />

5.37 Frequency and time me<strong>as</strong>uring instruments and standards<br />

.06 Stroboscopes Stroboscopes Up to 30000 rpm ± 6.0 E -10 In-House<br />

Procedure<br />

ATS-SOP-0016O<br />

.07 Tachometers Tachometers<br />

(Non Contact)<br />

Up to 30000 rpm ± 6.0 E -10 In-House<br />

Procedure<br />

Page 28 <strong>of</strong> 427

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