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

Products/
Class of Test
Measured
quantities/
instrument
Range to be
calibrated
Page 7 of 391
Best
measurement
capability
expressed as an
uncertainty ()*
Standard Method/
Reference Standard
.17 Other
Calibration of Wrist 0 to 100 MΩ ± 3 %
TR-WI-RES-002
In-house calibration/
Instruments Strap / Foot Strap
On-site calibration
Checkers
TR-WI-RES-003
Calibration of
0 to 100 MΩ ± 3 % In-house calibration/
Insulation Testers
On-site calibration
TR-WI-RES-004
Calibration of
0 to 1000 V DC
± 0.01 % In-house calibration/
Digital Multimeters 0 to 750 V AC @ 60 ± 0.5 % On-site calibration
up to 4½ digits only
Hz
TR-WI-DMM-001
0 to 10 A DC
± 0.1 %
0 to 3 A AC @ 60 Hz
0 to 100 MΩ
± 0.5 %
± 3 %
5.37 Frequency and Time Measuring Instruments and Standards
.01 Frequency Frequency Meters 10 Hz to 100 Hz ± 0.06 % In-house calibration
Meters
100 Hz to 10 MHz ± 0.006 % TR-WI-FRE-003
.03 Counters Frequency
10 Hz to 100 Hz ± 0.06 % In-house calibration
Counters
100 Hz to 10 MHz ± 0.006 % TR-WI-FRE-003
.05 Clocks and Calibration of
5 sec. to 30 min. ± 0.5 sec. In-house calibration/
Watches Timers
On-site calibration
TR-WI-FRE-004
5.38 Waveform Measuring Instruments
.05 Other
Calibration of
1 mV to 100 V ± 3 % amplitude In-house calibration/
Characteristics Oscilloscopes
5 nsec. to 5 sec. ± 1 % time mark On-site calibration
@ Vertical and
Horizontal
Deflections
TR-WI-FRE-001
5.39 Power Supplies
.01 Power
Calibration of DC 0 to 1 000 V DC ± 0.01 % In-house calibration/
Supplies
Power Supplies
0 to 10 A DC
± 0.1 % On-site calibration
TR-WI-POW-001
5.42 High Voltage Equipment
.01 Direct Voltage Calibration of High 0 to 1 kV ± 3 % In-house calibration/
Test
Voltage DC
On-site calibration
.02 Alternating Calibration of High 0 to 5 kV ± 3 % TR-WI-HIV-001
Voltage Test Voltage AC
.06 Dielectric Test Calibration of
Dielectric Voltage
AC
0 to 5 kV ± 3 %
5.44 Calibration of Temperature Measurement Equipment
.02 Base Metal Calibration of Base 0 to 95 °C ± 0.5 °C In-house calibration/
Metal
On-site calibration
Thermocouples Thermocouples
TR-WI-TEM-002
.04 Metallic Calibration of RTD 0 to 95 °C ± 0.5 °C
Resistance and Other Metallic
Thermometers Resistance
Thermometers
5.45 Calibration of Ancillary Temperature Measuring Instruments
.04 Indicators, Calibration of - 200 to 1 350 °C ± 1 °C In-house calibration/
Recorders and Temperature
On-site calibration
Controllers Indicators,
Controllers and
Recorders
TR-WI-TEM-001
5.47 Testing of Temperature Controlled Enclosures
.01 Ovens, Calibration of Ambient to 500 °C ± 2 °C In-house calibration/
Furnaces and Ovens
On-site calibration
Baths Calibration of
Furnaces
Ambient to 800 °C ± 3 °C
TR-WI-TEM-003
Calibration of Baths Ambient to 500 °C ± 2 °C
.02 Incubators Calibration of
Incubators
Ambient to 80 °C ± 2 °C