Specifications - Extech Instruments EX420-NIST User Manual

Specifications

Function Range
DC Voltage 400mV
4V
40V
400V
1000V
AC Voltage
400mV
4V
40V
400V
750V
DC Current
400A
4000A
40mA
400mA
4A
20A
AC Current
400A
4000A
40mA
400mA
4A
20A
Resistance
400
4k
40k
400k
4M
40M
Capacitance 40nF
400nF
4F
40F
100F
NOTE: Accuracy is stated at 18
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Resolution
0.1mV
0.001V
0.01V
0.1V
1V
0.1mV (1.5% reading + 15
0.001V
(1.5% reading + 6
0.01V
0.1V
1V (1.8% reading + 6
0.1A
1A
0.01mA
0.1mA
0.001A
0.01A
0.1A
1A
(1.8% reading + 8
0.01mA
0.1mA
0.001A (3.0% reading + 8
0.01A
0.1
0.001k
0.01k
0.1k
0.001M
0.01M
0.01nF
0.1nF
0.001F
0.01F
0.1F
o o o o
C to 28 C (65 F to 83
12
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Accuracy
(0.3% reading + 2 digits)
(0.5% reading + 2 digits)
(0.8% reading + 3 digits)
50 to 400Hz
(2.5% reading + 15digits)
digits)
(2.5% reading + 8 digits)
digits)
digits)
(1.5% reading + 3 digits)
(2.5% reading + 5 digits)
50 to 400Hz
(3.0% reading + 7 digits)
digits)
digits)
(0.8% reading + 4 digits)
(0.8% reading + 2 digits)
(1.0% reading + 2 digits)
(3.0% reading + 5 digits)
(5.0% reading + 7 digits)
(3.0% reading + 5 digits)
(3.5% reading + 5 digits)
(5.0% reading + 5 digits)
F) and less than 75% RH.
EX420-EU-EN v3.3 08/13
400Hz to 1kHz
(3% reading + 8 digits)
400Hz to 1KHz
(3.5% reading + 10
digits)