Chauvin Arnoux C.A 6536, Руководство пользователя

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25
3.3.2. INSULATION MEASUREMENT
Quantities of influence Range of influence Quantity influenced
Influence
Typical Maximum
Temperature -20 to + 55 °C
M Ω
R
≤
3G
Ω
3G
Ω
< R < 10G
Ω
10G
Ω ≤
R
1%/10°C + 1pt
2%/10 °C + 2 ct
3%/10 °C + 2 ct
4%/10 °C + 2 ct
U
N
: 10 to 100V 0.5%/10 °C + 1 ct
Measurement current 1%/10 °C + 1 ct 2%/10 °C + 2 ct
Relative humidity 20 to 80% RH
M
Ω
2% + 1 ct 3% + 2 ct
U
N
: 10 to 100V 1% + 2 ct
Measurement current 1% + 2 ct
Supply voltage 6.6 to 9.6V M Ω 0.1% + 2 ct
50/60Hz AC voltage
superposed on the test
voltage (U
N
)
U
N
= 10V
R
≤
0.1G
Ω
: 10V
from 0.1G
Ω
to 0.3G
Ω
: 0.2V
5% + 2 ct
U
N
= 25V
R
≤
0.1G
Ω
: 10V
from 0.1G
Ω
to 0.5G
Ω
: 0.2V
U
N
= 50V
R ≤ 0.1G Ω : 4V
from 0.1G
Ω
to 1G
Ω
: 0.2V
U
N
= 100V
from 100k Ω to 10M Ω : 20V
from 10M Ω to 1 G Ω : 0.3V
Capacitance in parallel
on resistance to be
measured
0 to 5µF at 1mA M
Ω
1% + 1 ct
0 to 2µF
U
N
= 10V and 25V
from 10k
Ω
to 1 G
Ω
2% + 1 ct 3% + 2 ct
U
N
= 50V and 100V
from 10k
Ω
to 3 G
Ω
6% + 2 ct 10% + 2 ct
0 to 1µF U
N
= 50V, ≤ 5G Ω 6% + 2 ct 10% + 2 ct
Common mode
rejection in AC 50/60 Hz
0 to 600V
ac
V 50dB 40dB
3.3.3. RESISTANCE AND CONTINUITY MEASUREMENT
Quantities of influence Range of influence Quantity influenced
Influence
Typical Maximum
Temperature -20 to + 55 °C
at 200mA 2%/10 °C + 2 ct
at 20mA 2%/10 °C + 2 ct
R 1%/10 °C + 2 ct
Relative humidity 20 to 80% RH
at 200mA 4% + 2 ct
at 20mA 4% + 2 ct
R 3% + 2 ct
Supply voltage 6.6 to 9.6V
at 200mA
at 20mA
R
0.1% + 2 ct
50/60Hz AC voltage
superposed on the test
voltage
0.5V
ac
at 200mA
5% + 10 ct
For R
≥
10
Ω
:
0.4V
ac
at 20mA
Accepts no
perturbations
R