2-2
SM 04L01A01-01E
2.3 Performance Test
2.3
Performance Test
This paragraph describes several tests to verify the operation of the DX’s performance
against published specifications.
2.3.1 Before You Begin
2.3.2 Measurement Accuracy Test
2.3.3 Reference Junction Compensation Accuracy Test
The performance tests need not be performed in any specific order.
2.3.1 Before You Begin
Testing Conditions
When carrying out the performance tests described in the following pages, make sure
the instrument is tested under the following conditions:
Ambient temperature:
23
±
2
°
C
Humidity:
55
±
10%RH
Power supply voltage:
90 to 132 VAC, 180 to 250 VAC
Power supply frequency:
50/60 Hz
±
1%
Preparation
Perform the following steps before carrying out the performance tests described in the
following pages.
1
Turn ON the power supply and verify that the DX passes the self diagnostic test
without any problems.
2
Allow a warm up time of at least 30 minutes for required instruments and the unit
under test.
Instrument
DC Voltage Generator
Decade Resistance Box
Thermostatic Chamber
Thermocouple
Instruments Required for Tests
Required Specifications
Accuracy:
±
50ppm
Accuracy:
±
10ppm
±
0.01
°
C
Calibrated
Recommended
FLUKE 5520A
YOKOGAWA 279301