Chauvin Arnoux C.A 6456 Bedienungsanleitung Seite 69

Characteristic in "selective" mode: Charge duration : 300µs cycle
Display range
Specified
measurement
0,5 - 1,9Ω
domain
Peak measuring
≥ 30 mA
current (3)
Accuracy of the
± 15% ± 5 pt
resistance
measurement (4)
(3) The measuring current is that measured by the current probe.
(4)
No measurement of the inductive part in "selective" mode.
Characteristics common to all measurement modes:
- Max. resistance acceptable in series with the voltage probe: 15 kΩ Ω Ω Ω Ω
- Accuracy of measurement of the resistance in series with the probe: 20% + 10 pt
(resolution 0,1 kΩ; display range 400.0 kΩ
43.5.2 nfluencing conditions
Influencing
quantities
Temperature
Relative humidity
Power supply voltage
Network voltage of the
installation tested
Network voltage of the
installation tested
Resistance in series qith the
voltage probe ( earth in live
condition only)
Contact voltage (Uc)
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400Ω
2,0 - 19,9Ω 20,0 - 399,9Ω
≥ 10 mA ≥ 5 mA
± 10'% ± 5 pt
Limits of the domain
of use
-10 à + 55 °C
1 %/10 °C ± 1pt
10 to 85% HR at 45°C
6,8 to 10 V
1 % / V + 1pt
99 to 101% of nominal
frequency
85 to 110% of nominal
voltage
0,1%/kΩ
0 to 15KΩ
0 to 50 V
0,1%/10V
68
4000Ω
400 - 3999Ω
≥ 2 mA
± 15% ± 5 pt
Variation of the measurement
Typical Maximum
2 %/10 °C + 2pt
2 % 3 % + 2 pt
2%/ V + 2pt
0,5% 1% + 1 pt
0,5% 1% + 1 pt
0,2%/kΩ + 1 pt
0,2%/10V