Chauvin Arnoux PAC 25 Notice De Fonctionnement page 36

3.5. VARIATIONS IN THE RANGE OF USE
Quantity of influence
Temperature
Relative humidity
Frequency
Position of the conductor
20 mm in diameter
Adjacent conductor
carrying a 50 Hz AC
current
External 400 A/m field at
50 Hz
Common mode rejection
Remanence
3.6. POWER SUPPLY
The instrument is powered by a 9 V battery (type 6LR61, 6LF22, or NEDA 1604).
The average battery life is 50 h with an alkaline battery.
The instrument can be powered by an external supply (5 Vdc, 100 mA) via the type B micro‑USB connector.
Range of influence
‑10 to + 55°C
10 to 85 %RH
from 10 to 400 Hz
from 400 Hz to 7 kHz
from 7 to 30 kHz
Conductor 23 mm
from the clamp
Cable centred
600 V between
the jacket and the
secondary
36
Error in % of reading
Typical
100 Adc: 2.8 A
200 Adc: 3.5 A
400 Adc: 5 A
800 Adc: 5.3 A
1200 Adc: 5.7 A
1400 Adc: 5.8 A
Maximum
Drift of the zero
± 100 mA / °C
Drift of the gain
3 %
0.5 %
1 %
3.5 %
see curves
0.5 %
10 mA/A
1.3 A
90 dB A/V at 50 Hz