Nieaf Instruments NI 03, Manual

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18
Drop Protection : 4 feet drop to hardwood
on concrete floor.
Dimensions (W x H x D) :
56mm x 188mm x 28mm
Weight : 225g including battery.
Accessories : Battery (installed), Carrying
case, Test lead and User manual.
1-3 Electrical Specifications
Accuracy is
±
(% r number of
digits) at 23°C
±
5°C < 80%RH.
Temperature coefficient :
Add 0.2 x (Specified accuracy) / °C, < 18°C,
> 28°C .
DC / AC Volts
Range DC Accuracy AC Accuracy
±
(1.0% + 2dgt)
±
(1.5% + 5dgt)
50Hz ~ 500Hz
200.0V
600V
Over voltage protection : DC / AC 600V
Input Impedance :
10M
Ω
// less than 100pF.
CMRR / NMRR :
(Common Mode Rejection Ratio)
(Normal Mode Rejection Ratio)
V
AC
: CMRR > 60dB at DC, 50Hz / 60Hz
V
DC
: CMRR > 100dB at DC, 50Hz / 60Hz
NMRR > 50dB at DC, 50Hz / 60Hz
AC Conversion Type :
Average sensing rms indication.
Function Range Accuracy
0.0 ~ 40.0A
±
(1.9% + 10 dgt)
40.0 ~ 200.0A
±
(1.9% + 5 dgt)
201 ~ 400A ±
(1.9% + 5 dgt)
A
(50~60Hz)
Overload protection : 600 Arms
AC Conversion Type :
Average sensing rms indication.
Position Error :
±
1.5% of reading.
AC Current