Yokogawa Button Operated MV2000 - Manual (Page 18)

3-3
SM MV1000-01E
Testing
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3.3 Performance Test
Read the warning and cautions below before beginning tests.
Test Environment
Item Conditions
Ambient temperature 23 ±5°C
Relative humidity 20 to 80% RH
Atmospheric pressure 86 kPa-106 kPa
Power supply voltage
AC power supply
(Power supply suffix code:-1) 90 to 132 VAC, 180 to 264 VAC
12 VDC power supply
(Power supply suffix code:-2) 10.0 to 28.8 VDC
Power supply frequency Nominal frequency ±1%
Power supply waveform Distortion factor of 5% or less
DC power supply ripple Content ratio of 0.1% or less
Vibration A value having negligible effects on the instrument
Position Within ±3% of the specified position
Interference *1 A value that does not affect the measured results
Electrical field A value that does not affect the measured results
Magnetic field A value that does not affect the measured results
Atmospheric pollutants
Levels of corrosive gasses, vapors, salts, and dust that do not affect
the measured results.
Other external effects *2 A value that does not affect the measured results
*1 Interference refers to common mode noise, series mode noise, power supply noise, and
other phenomena in the signal line.
*2 Other external effects include luminance, draft, ultrasonic waves, and radiation.
Test Instruments
Instrument Specifications
DC voltage generator Accuracy: ±0.005% of setting + 1 µV
DMM Accuracy: ±0.005% of rdg + 1 µV
Variable resistors Accuracy: 0.01% + 2 mΩ or better
Insulation tester 500 VDC
Withstand voltage tester 500 to 2300 VAC, 1000 VDC
Function generator Accuracy: ±20ppm of setting for 100 Hz
0°C standard temperature device Accuracy: ±0.05°C
Thermocouple (Type T) Calibrated
Instrument Operation
For operating procedures in setting mode and basic setting mode, see the following
manuals.
• MV1000 First Step Guide (IM MV1000-02E)
• MV2000 First Step Guide (IM MV2000-02E)
• MV1000/MV2000 User’s Manual (IM MV1000-01E)
Tests
The following tests are explained.
• Insulation Resistance
• Reference Junction Compensation Accuracy
• Protective Grounding • Battery Backup
• Withstand Voltage • Pulse Input Function (Option)
• Measurement Accuracy