19
2. AC Voltage Measurement
Range
Resolution
Accuracy
45Hz – 400Hz
AM-540 / AM-550
AM-540-EUR / AM-550-EUR
400Hz – 1kHz
(AM-550)
6.000V
1mV
±(1.0%+3LSD)
±(2%+3 LSD)
60.00V
10mV
600.0V
100mV
1000V
1V
±(1.2%+3LSD)
±(2.5%+3 LSD)
Overload protection: 1000Vrms
Input impedance: Around 10M
Ω
Frequency response: 45Hz– 400Hz (AM-540 / AM-540-EUR), 45Hz – 1kHz (AM-
550 / AM-550-EUR)
AM-540 / AM-540-EUR: Average sensing, rms indication.
AM-550 / AM-550-EUR: True RMS.
Note: Frequency (on secondary display) may not be displayed if the measured
voltage is below 20% of the display voltage range.
3. Low Pass Filter
Range
Resolution
Accuracy
6.000V
0.001V
45 to 200Hz ± (2%+40 LSD)
200 to 440Hz ± (6%+40 LSD)
60.00V
0.01V
600.0V
0.1V
1000V
1V
Block AC voltage signals above 1KHz
Overload protection: 1000Vp
4. Frequency measurement
Range
Resolution
Accuracy
60.00Hz
0.01 Hz
±(0.1%+3 LSD)
600.0Hz
0.1 Hz
6.000kHz
1 Hz
60.00kHz
10 Hz
600.0 kHz
100Hz
Summary of Contents for AM-540
Page 2: ......
Page 31: ...25 F1 9 V b a tt e ry F2 ...
Page 32: ......
Page 61: ...25 F1 P ile 9 V F2 ...
Page 62: ......
Page 91: ...25 F1 9 V B at te rie F2 ...
Page 92: ......
Page 121: ...25 F1 P ila 9 V F2 ...
Page 122: ......
Page 151: ...25 F1 B a te rí a 9 V F2 ...
Page 152: ......
Page 181: ...25 F1 B a tt e ri 9 V F2 ...
Page 182: ......