Extech Instruments EX350, User Manual, Page: 23 / 25

EX35x ‐ en ‐ GB_V1.2 12/15
23
Function
DC Current Range Resolution
Accuracy
μ A
EX350 EX355
400.0 μ A 600.0 μ A 0.1 μ A
±(0.7%+2 digits)
4000 μ A 6000 μ A 1 μ A
mA
40.00mA 60.00mA 10 μ A
400.0mA 600.0mA 0.1mA
A
4.000A 6.000A 1mA
±
（
1.0%+3 digits)
10.00A 10.00A 10mA
Overload protection:
μ A mA range: (F1) fuse (6.3×32)mm: FF 0.6A H 600V (CE) fast acting
10A range: (F2) fuse (6.3×32)mm: F 10A H 600V (CE) fast acting
AC Current Range Resolution Accuracy
μ A
EX350 EX355
400.0 μ A 600.0 μ A 0.1 μ A
±(1.0%+3 digits)
4000 μ A 6000 μ A 1 μ A
mA
40.00mA 60.00mA 10 μ A
400.0mA 600.0mA 0.1mA
A
4.000A 6.000A 1mA
±
（
1.2%+3 digits)
10.00A 10.00A 10mA
ACA Frequency Response: 45~400Hz
Function Range Resolution Accuracy
Resistance EX350 EX355
400.0 Ω * 400.0 Ω * 600.0 Ω * 0.1 Ω ±(1.0%+2 digits)
4.000k Ω 4.000k Ω 6.000k Ω 1 Ω
±(0.8%+2 digits) 40.00k Ω 40.00k Ω 60.00k Ω 10 Ω
400.0k Ω 400.0k Ω 600.0k Ω 100 Ω
4.000M Ω 4.000M Ω 6.000M Ω 1k Ω ±(1.2%+3 digits)
40.00M Ω 40.00M Ω 60.00M Ω 10k Ω
± (1.5%+5 digits)
Range: The measured value = displayed value of measurement ‐ the short ‐ circuit value of the probe
Open ‐ circuit voltage is approx.: *1V; overload protection: 600V ‐ PTC