Chauvin Arnoux CA6423 GROUNDING METER P01127013 Manuale Utente
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Codici prodotto
P01127013
2 1
4. SPECIFICATIONS
REFERENCE CONDITIONS
Temperature
23°C ± 3 K
Relative humidity
45% < RH < 55%
Supply voltage
10.5 V ± 0.2 V
Auxiliary resistances R
H
, R
S
and R
E
nil
AC and DC interference voltages
nil
Electric field
< 1 V/m
Magnetic field
< 40 A/m
DISTORTION QUANTITIES
Operating limits
Max variation
Temperature
-10...+55°C
± (1% rdg ± 1 pt) per 10°C
Relative humidity
20...90%
± 2% rdg ± 5 pt
Operating voltage
8.8...12.5 V
± (1% rdg ± 1 pt) per Volt
Voltage circuit load (1)
50 k
Ω
± 1% rdg per 10 k
Ω
± 4 pt
Current circuit load (2)
0.00...19.99
Ω
30 k
Ω
± 1% rdg per 10 k
Ω
± 2 pt
20.00...199.9
Ω
30 k
Ω
± 1% rdg per 10 k
Ω
± 2 pt
200.0...1999
Ω
50 k
Ω
± 1% rdg per 10 k
Ω
± 2 pt
DC voltage
0...20 V (3)
negligeable
AC interference voltages on H
0...23 V
rms
or 32 V
peak
± 2% rdg ± 2 pt
AC interference voltages on S
0...9 V
rms
or 13 V
peak
± 0.5% rdg ± 2 pt
(1) Resistance measured or resistance of rod E + resistance of rod S + resistance of leads
(2) Resistance measured or resistance of rod E + resistance of rod H + resistance of leads
(3) Possible flashing of HIGH RESISTANCE indicator above 4.5 V
(2) Resistance measured or resistance of rod E + resistance of rod H + resistance of leads
(3) Possible flashing of HIGH RESISTANCE indicator above 4.5 V
METROLOGICAL SPECIFICATIONS
Measurement range
Resolution
Measurement current
Accuracy
Empty voltage
(automatic range)
(square signal 128 Hz)
0.00...19.99
Ω
0.01
Ω
10 mA
± 2%rdg ±1 pt
≤
42 V
peak
20.00...199.9
Ω
0.1
Ω
1 mA
± 2%rdg ±1 pt
≤
42 V
peak
200.0...1999
Ω
1
Ω
100 µA
± 2%rdg ±3 pt
≤
42 V
peak
Response time
between 4 and 8 s depending on measurement conditions