PAO Accredited Laboratories (as of Dec. 2012) - DTI

Products/
Class of Test
Measured
quantities/
instrument
Range to be
calibrated
387 of 391
Best measurement
capability
expressed as an
uncertainty ()*
Standard Method/
Reference
Standard
@ AC Current, 60Hz 0 to 300 µA ±0.08% FS
0 to 3 mA ±0.008% FS
0 to 30 mA ±0.02% FS
0 to 300 mA ±0.002% FS
0 to 3 A ±0.002% FS
0 to 10 A ±0.06% FS
@ Resistance 0 to 40 ±0.03% FS
0 to 400 ±0.002% FS
0 to 4 k ±0.0003% FS
0 to 40 k ±0.0002% FS
0 to 400 k ±0.0002% FS
0 to 4 M ±0.001% FS
0 to 40 M ±0.0002% FS
0 to 100 M ±0.006% FS
AC/DC Clampmeter In-house calibration
@DC Current 3 to 30A ±0.3% FS QMP-07-E-019
>30 to 150 A ±0.2% FS
>150 to 500 A ±0.3% FS
@AC Current, 60Hz 3 to 30 A ±0.3% FS
>30 to 150 A ±0.2% FS
>150 to 500 A ±0.3% FS
5.37 Frequency and time measuring instruments and standards
.01 Frequency Calibration of 0.5 to 320 Hz ±0.3% FS In-house calibration
Meters Frequency Meters 0.0005 to 3.2
±0.03% FS
QMP-07-E-005
kHz
0.0005 to 32 kHz ±0.004 % FS
0.001 to 320 kHz ±0.002% FS
0.00001 to 1
MHz
±0.006 % FS
5.44 Calibration of temperature measurement equipment
.02 Base metal Calibration of
-20 to 250 C ± 0.6 C In-house/ Onsite
thermocouples Basemetal
calibration
Thermocouples >250 to 600 C ± 1.3 C QMP-07-T-004
VD-07-005
.06 Liquid-in-glass Calibration of Partial -20 to 150 C ±0.6 C In-house calibration
Thermometer Immersion Liquid-inglass
Thermometers
with immersion depth
up to 125mm
QMP-07-T-002
.11 Bimetallic Calibration of
-20 to 250 C ±0.6 C In-house/ Onsite
systems Temperature Gauge
calibration
and Bi-metal
>250 to 600 C ± 1.0 C QMP-07-T-006
Thermometers
VD-07-006
.13 Digital
Calibration of Digital -20 to 250 C ±0.6 C In-house/Onsite
temperature Thermometers with
calibration
indicator Built-in Sensor >250 to 600 C ± 1.0 C QMP-07-T-014
systems
VD-07-007
5.45 Calibration of ancillary temperature measuring instruments
.04 Indicators, T/C Type K -200 to 1370 C ±0.32 C In-house/ Onsite
recorders and T/C Type J -200 to 1200 C ±0.27 C calibration
controllers T/C Type T -200 to 400 C ±0.27 C QMP-07-T-001
T/C Type S 0 to 1700 C ±0.44 C QMP-07-T-015,
T/C Type R 0 to 1700 C ±0.38 C VD-07-008
T/C Type E -200 to 1000 C ±0.27 C VD-07-009
T/C Type B 600 to 1800 C ±0.38 C
T/C Type N -200 to 1290 C ±0.32 C
T/C Type L -200 to 850 C ±0.32 C
RTD Pt100 @385 -200 to 800 C ±0.01 C
.08 Other equipment Measure: In-house / Onsite
(Calibration of T/C Type K -200 to 1370 C ±0.25 C calibration
Temperature T/C Type J -200 to 1190 C ±0.24 C QMP-07-T-001