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

Products/
Class of Test
.17 Other
instruments
Measured
quantities/
instrument
Range to be
calibrated
232 of 391
Best
measurement
capability
expressed as an
uncertainty ()*
1 k 0.0002%
10 k 0.001%
100 k 0.001%
1 M 0.002%
10 M 0.004%
100 M 0.01%
1 G to 110 G 0.1%
Capacitance Meter 0.33 nF to 3.3 nF
3.4 nF to 330 nF
331 nF to 1mF
2%
0.2%
0.1%
Standard Method/
Reference
Standard
On-Site Calibration
INSCMP 091, 065
AC/DC Clampmeter 1 to 10 A 4% On-Site Calibration
11 to 30 A 2% INSCMP 001, 002,
31 to 40 A 1.5% 065
41 to 220 A 1.0%
221 to 500 A 0.5%
501 to 1000 A 0.5%
Insulation tester 0 to 10 G 0.1% On-Site Calibration
Earth resistance
0 to 100 M 0.1%
INSCMP 007, 065
On-Site Calibration
tester
INSCMP 070, 065
Groundstrap tester 0 to 110 G 0.1% On-Site Calibration
INSCMP 071, 065
Surface resistance 0 to 110 G 0.1% On-Site Calibration
tester
INSCMP 083, 065
Digital Multimeter
(up to 6 ½ digit)
@ DC voltage 0 to 50 mV 0.01% On-Site Calibration
51 mV to 1000 V 0.001% INSCMP 018, 065
@ AC voltage 0 to 100 mV 0.05% On-Site Calibration
101 mV to 1000 V 0.007% INSCMP 018, 065
@ DC current 0 to 1 mA 0.01% On-Site Calibration
1.1 mA to 100 mA 0.006% INSCMP 018, 065
101 mA to 2 A 0.01%
3 A to 11 A 0.05%
12 A to 50 A 0.1%
@ AC current 0 to 1 mA 0.04% On-Site Calibration
1.1 mA to 100 mA 0.02% INSCMP 018, 065
101 mA to 11 A 0.06%
12 A to 50 A 0.5%
@ Resistance 0.1 m 0.6% On-Site Calibration
1 m 0.06% INSCMP 018, 065
10 m 0.06%
100 m 0.006%
1 0.0001%
10 0.0015%
100 0.0015%
1 k 0.0002%
10 k 0.001%
100 k 0.001%
1 M 0.002%
10 M 0.004%
100 M 0.01%
Ultrasonic Flow
Detector
Electronic Load
(voltage & current
output only)
1 G to 110 G 0.1%
Horizontal linearity 0.01% scale
division
Vertical linearity 0.1% scale
division
0 to 100 V
0.01%
0 to 50 A
0.1%
On-Site Calibration
INSCMP 026, 065
On-Site Calibration
INSCMP 026, 065
On-Site Calibration
INSCMP 077, 065