Extech Instruments MiniAmp Series User Manual page 6

Specifications
DC Voltage
RANGE
400.0mV
4.000V, 40.00V, 400.0V
600V
NMRR: >50dB @ 50/60Hz, CMRR: >120dB @ DC, 50/60Hz,
Rs=1kΩ
Input impedance: 10MΩ, 30pF nominal, 1000MΩ on the 400.0mV
range.
AC Voltage
RANGE (50Hz to 500Hz)
4.000V, 40.00V, 400.0V
600V
CMRR: >60dB @ DC to 60Hz, Rs=1kΩ, Input Impedance:
10MΩ, 30pF nominal, True RMS models specified from 5% to
100% of range
AC Current (Clamp-on)
RANGE (50/60Hz)
40.00A
400.0A
600A**
True RMS model specified from 10% to 100% of range
*Accuracy specified to 350A continuous and 400A for 60 seconds
max with a 5 minute cool down interval.
** Added range to indicate instantaneous over-range current
values.
Resistance
RANGE
400.0Ω
4.000kΩ, 40.00kΩ, 400.0kΩ,
4.000MΩ,
40.00MΩ,
Open circuit voltage: 0.4V typical.
Accuracy
0.3% + 4d
0.5% + 3d
1.0% + 4d
Accuracy
1.5% + 5d
2.0% + 5d
Accuracy
1.9% + 8d
1.9% + 8d*
unspecified
Accuracy
0.8% + 6d
0.6% + 4d
1.0% + 4d
2.0% + 4d
MA Series V2.0 7/02
6