Amprobe AM-540, User Manual

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Overload protection:
µA mA range: F1 0.5A H 1000V fast-fuse, ( 6×32)mm
10 A range: F2 11A H 1000V fast-fuse, ( 10×38)mm
Frequency response: 45Hz – 400Hz(AM-540 / AM-540-EUR), 45Hz – 1KHz (AM-
550 / AM-550-EUR)
Note: Frequency (on secondary display) may not be displayed if the measured
current is below 20% of the display current range.
8. Resistance Measurement
Range Resolution Accuracy
600.0
Ω
0.1
Ω
±(1.2%+2 LSD)
6.000k
Ω
1
Ω
±(1.0%+2 LSD) 60.00k
Ω
10
Ω
600.0k
Ω
100
Ω
6.000M
Ω
1k
Ω
±(1.2%+2 LSD)
60.00M
Ω
10k
Ω
±(1.5%+2 LSD)
Open circuit voltage: Around 0.5V
Overload protection: 1000Vp
9. : Continuity G : Diode measurement
Range Resolution Accuracy
0.1
Ω
Open circuit voltage is around -3Vdc;
Resistance >50
Ω
, buzzer will not sound.
Resistance
≤
10
Ω
, buzzer will sound.
G
1mV
Display range is 0V to 2.8V. Normal voltage is around
0.5V to 0.8V for silicon PN junction.
Overload protection: 1000Vp
10. Capacitance Measurement
Range Resolution Accuracy
60.00nF 10pF Under REL status: ±(3%+5 LSD)
600.0nF 100pF
±(3%+5 LSD) 6.000μF 1nF
60.00μF 10nF