Grandeurs D'influence - Chauvin Arnoux C.A 6456 Notice De Fonctionnement

4.5.3 MEASUREMENT PROCEDURE
The measurement is started automatically and is continuous.
4.5.4 MEASUREMENT RESULTS
The measured values and complementary calculated results are described in the table of § 4.1.4
(position of the switch).
4.5.5 CHARACTERISTICS
4.5.5.1 Measurement ranges and accuracy
Particular reference conditions :
- peak factor = 1.414,
- DC component < 0.1%,
- operating frequency domain = 15.3 to 450Hz.
Characteristics with an MN 20 current probe:
Display range
Specified measurement domain
Accuracy
Note : in measurement of I , the accuracy is ancreassed by 5%.
SEL
Caractéristiques avec une pince C172 :
Display range
Specified measurement domain
Accuracy

4.5.5.2 Grandeurs d'influence

Influencing
quantities
Température
Relative humidity
Power supply voltage
Frequency (without the current probe)
Common mode rejection in
AC 50/60Hz en DC
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400mA
5.0 - 399.9mA
2% + 10pt
400mA
5.0 - 399.9mA
2% + 10pt
Limits of the domain of
use
-10 to+ 55 °C
1 %/10 °C ± 1pt
10 à 85 % HR at 45°C
1 % / V + 1pt
6,8 to 10 V
15.3 to 450Hz
0 to 500 V AC
76
4A 40A
0.400 - 3.999A 4.00 - 20.00A
1,5% + 2pt 1.2%+2pt
4A 40A
0.400 - 3.999A 4.00 - 20.00A
1,5% + 2pt 1,2%+2pt
Variation of the measurement
Typical Maximum
2 %/10 °C + 2pt
2 % 3 % + 2 pt
2%/ V + 2pt
0,5% 1%
50dB 40dB