Insulation Measurement - AEMC 6536 User Manual

Supply
voltage
Common
mode
rejection in
AC 50/60 Hz

3.3.2 insulation Measurement

Influencing
Parameter
Temperature
Relative
humidity
Supply
voltage
50/60Hz
AC voltage
superposed
on the test
voltage (V
Megohmmeter Model 6536
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6.6 to 9.6V
0 to 600V
AC
Range of
Influence
-20 to + 55°C
(-4 to 131°F)
20 to 80% RH
6.6 to 9.6V
)
T
www.
V, F
V
Quantity
Influenced
MΩ
R ≤ 3GΩ
3GΩ < R < 10GΩ
10GΩ ≤ R
V : 10 to 100V
T
Measurement
current
MΩ
V : 50 to 100V
T
Measurement
current
MΩ
V = 10V:
T
R ≤ 0.1GΩ : 10V
from 0.1 to 0.3GΩ : 0.2V
V = 25V:
T
R ≤ 0.1GΩ : 10V
from 0.1 to 0.5GΩ : 0.2V
V = 50V:
T
R ≤ 0.1GΩ : 4V
from 0.1 to 1GΩ : 0.2V
V = 100V:
T
from 100kΩ to 10MΩ : 20V
from 10MΩ to 1 GΩ : 0.3V
DataLoggerStore
0.1% R + 2 ct
50dB 40dB
Influence
Typical Maximum
2% R/10°C + 2 ct
1% R/10°C
3% R/10°C + 2 ct
+ 1pt
4% R/10°C + 2 ct
0.5% R/10°C +
1% R/10°C
2% R/10°C + 2 ct
+ 1 ct
2% R + 1 ct 3% R + 2 ct
1% R + 2 ct
1% R + 2 ct
0.1% R + 2 ct
5% R + 2 ct
.ca
1 ct
33
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