Hioki CM7290, Инструкция по эксплуатации, Страница: 47 / 80

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Input and Output Specifications, and Measurement Specifications
4.2 Input and Output Specifications, and
Measurement Specifications
(1) Measurement functions and measurable waveforms
See “3.4 Examples of Measurement Waveforms” (p. 38).
(2) Basic Specifications
Sensor input connector Hioki PL14
AC measurement method Measurement of true rms
Output impedance
50
Ω
(±5%)
PEAK sensing duration
2 ms or greater
(during PEAK MAX/PEAK MIN and PEAK output)
Zero-display range 29 count or less for AC and DC+AC RMS values
Crest factor
AC or DC+AC
3 (5000 counts) or 2.5 (6000 counts)
Auto ranging transition
threshold
Measurement modes Conditions for transition
DC, AC, or DC + AC To higher range: 6001 counts or more
To lower range: 539 counts or less
Frequency
To higher range: 10000 counts or more
To lower range: 899 counts or less
Warning displays
OVER
Display value has exceeded the instrument range
or the sensor rating
OUTPUT
OVER
When the display value exceeds the output range
while the output mode is PEAK or FREQ
(3) Basic conditions for accuracy specifications
Power supply
voltage range
for guaranteed
accuracy
With power ON
Conditions of
guaranteed
accuracy
Guaranteed accuracy period: 3 years
Guaranteed accuracy period from adjustment made by Hioki: 3 years
Temperature and humidity for guaranteed accuracy: 23°C±5°C (73°F
±9°F), 80% RH or less
Zero-adjustment executed
10
9
8
7
6
5
4
3
2
1
Appx.
Ind.