Fluke 1625-2 User Manual page 52

1625-2
Users Manual
Measuring
Range
0.020 Ω...300 kΩ
Measuring time:
Additional error because of probe
and auxiliary earth electrode
resistance:
Measuring error of RH and RS:
Maximum probe resistance:
Maximum auxiliary earth electrode
resistance:
If after a measurement of probe, auxiliary earth electrode, and earthing resistance, a
measurement error of higher than 30 % is assumed because of the influencing conditions, the
display shows a warning symbol  and a notice that R
R with Umeas = 48 V
H
<300 Ω
<6 kΩ
<60 kΩ
<600 kΩ
44
Display Range Resolution
0.001 Ω...2.999 Ω 0.001 Ω
3.00 Ω...29.99 Ω 0.01 Ω
30.0 Ω...299.9 Ω 0.1 Ω
1 Ω
0.300 kΩ...2.999 kΩ
10 Ω
3.00 kΩ...29.99 kΩ
100 Ω
30.0 kΩ...299.9 kΩ
typical 8 seconds with a fixed frequency
30 seconds maximum with AFC and complete cycle of all
measuring frequencies
R
H
typical 10 % of
≤1 M Ω
≤1 M Ω
R with Umeas = 20 V
H
<250 Ω
<2.5 kΩ
<25 kΩ
<250 kΩ
Accuracy
± (2 % of rdg +2 digit)
+ Ω
( R 2000 )
× ×
S
. 1 25
R
E
+ +
R R R
E s
or R are too high.
S H
1 mΩ
10 mΩ
100 mΩ
1 Ω
Operating Error
± (5% of rdg +5 digit)
− +
6
10 % 5 digits
H
Resolution