MI 3205 TeraOhm XA 5kV
Technical specifications
55
8 Technical specifications
Nominal test voltage range ........................ 50 V
5 kV
Voltage step .............................................. 50 V (50 V – 1 kV) and 100 V (1 kV
5 kV)
Voltage output accuracy ............................. -0%, +10%
10 V @ 100 M
load
Current capability of test generator ................ > 1 mA
Short circuit / charge current .......................... > 6 mA
Charging rate for capacitive load .................... < 2 s / µF at 5 kV (battery or mains)
Automatic discharge ....................................... yes
Discharging rate for capacitive load ............... < 0,120 s / µF at 5 kV
Discharging resistance ................................... 24,6 k
10 %
Bar graph range ............................................. 0
1 T
(logarithmic scale)
Guard resistance ............................................ 400 k
5 %
Input AC current noise rejection ..................... 1 mA @ 300 V (4 mA max)
Additional filtering options .............................. Off, 5s, 10s, 30s, 60s (Moving Average)
Resistance
Measuring range (
)
Resolution (
)
Accuracy
0.01
9.99 M
10 k
(5 % of r 3 digits)
10.0
99.9 M
100 k
100
999 M
1 M
1.00
9.99 G
10 M
10.0
99.9 G
100 M
100
999 G
1 G
1.0
9.9 T
100 G
(15 % of r 1 digits)
10
15 T
1 T
Table 8.1: Resistance measurement ranges and accuracy (5 kV)
Notes:
Full-scale value of resistance (
R
FS
) depends on nominal test voltage (
U
N
) and is
defined according to the following equation:
V
U
V
N
FS
R
/
10
*
3
9
Accuracy versus full-scale resistance is defined in table below:
Measuring range (
)
Accuracy
15
FS
R
R
(5 % of r 3 digits)
FS
FS
R
R
R
15
(15 % of r 1 digits)
