Elma Instruments 22 User Manual page 41

AC Voltage (BM22)
RANGE
50Hz -- 60Hz
4.000V, 40.00V, 400.0V
60Hz -- 500Hz
4.000V, 40.00V, 400.0V
50Hz -- 500Hz
600V
Input Impedance: 10 MΩ, 30pF nominal
CMRR: > 60dB @ DC to 60Hz, Rs=1kΩ
Capacitance (BM25 & BM27)
1)
RANGE
100.0nF, 1000nF, 10.00μF, 100.0μF
1)
Accuracy below 50nF is not specified
2)
Accuracies with film capacitor or better
3)
BM25 top range. Updates > 1 minute on large values
4)
BM27 only. Updates > 1 minute on large values
5)
Specified with battery voltage above 2.8V (half full battery). Accuracy decreases gradually to 12%
at low battery warning voltage of approx 2.4V
Capacitance (BM22)
1)
RANGE
500.0nF, 5.000μF, 50.00μF, 500.0μF, 3000μF
1)
Additional 50.00nF range accuracy is not specified.
2)
Accuracies with film capacitor or better.
3)
Updates > 1 minute on large values
4)
Specified with battery voltage above 2.8V (half full battery). Accuracy decreases gradually to 12%
at low battery warning voltage of approx 2.4V
Ohms (BM25 & BM27)
1)
RANGE
600.0Ω
6.000kΩ
60.00KΩ, 600.0KΩ
6.000MΩ
Open Circuit Voltage: 0.4VDC typical
1) TM
AutoCheck is for 6.000kΩ ~ 6.000MΩ ranges; 600.0Ω is an independent range for BM27 only
2)
Add 40d to specified accuracy while reading is below 20% of range
Ohms (BM22)
RANGE
400.0Ω
4.000KΩ, 40.00KΩ, 400.0KΩ
4.000MΩ
40.00MΩ
Open Circuit Voltage: 0.4VDC typical
Elma 22 - 25 - 27
3) 4)
, 2000μF
3)
side 40
Accuracy
2.0%+5d
3.0%+5d
3.5%+5d
2)
Accuracy
5)
3.5%+6d
2)
Accuracy
4)
3.5%+6d
Accuracy
2)
2.0%+6d
2
1.2%+6d )
1.0%+4d
2.0%+4d
Accuracy
1.5%+6d
1.0%+4d
1.5%+4d
2.5%+4d