Chauvin Arnoux C.A 6454 Notice De Fonctionnement page 63

Max. inductance acceptable for the measurement: 20mH (display range 400.0mH)
Characteristics in "low current" mode ("non-tripping" mode
Charge duration : cycle of one network frequency period.
Display range
Specified
measurement
domain
RMS measuring
current
Accuracy of the
resistance
(2)
measurement
(2)
No measurement of the inductive part in "low current" mode.
Characteristic in "selective" mode: Charge duration : 300µs cycle
Display range
Specified
measurement
domain
Peak measuring
(3)
current
Accuracy of the
resistance
(4)
measurement
(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
- Accuracy of measurement of the resistance in series with the probe: 15% + 5 pt
(resolution 0,1 kΩ; display range 400.0 kΩ)
400 Ω
0.5 – 1.9 Ω 2.0 – 19.9 Ω
6 - 9 - 12 mA (adjustable in "SET-UP" mode: see § 3.2)
15% 5 pt 10%
400 Ω
0.5 – 1.9 Ω 2.0 – 19.9 Ω
≥ 30 mA ≥ 10 mA
15% 10 pt
20.0 – 399.9 Ω
5 pt
20.0 – 399.9 Ω
≥ 5 mA
15%
62
):
4000 Ω
400 – 3999 Ω
5% 5 pt
4000 Ω
400 – 3999 Ω
≥ 2 mA
5 pt