Stanley Fatmax FMHT77419, User Manual, Page: 20 / 174

20
Ω , k Ω , M Ω Resistance unit
Ω: Ohm; kΩ: Kilohm; MΩ: Megohm; 1MΩ =10
3
kΩ
=10
6
Ω
nF, ɥ F Capacitance unit
nF: Nanofarad;
ɥ
F: Microfarad
1F=10
6
ɥ F=10
9
nF=10
12
pF
Hz, kHz, MHz Frequency unit
Hz: Hertz; kHz: Kilohertz; MHz: Megahertz
1MHz=10
3
kHz=10
6
Hz
% Unit of duty cycle
%: Percent
GENERAL SPECIFICATION
Display: 3 3/4-digit LCD, with a max. reading 3999
Overrange Indication: "OL" shown on the display
Negative Polarity Indication: negative sign " " shown on the
display automatically
Sampling Rate: 2 -3 times/sec
Operating Environment: 0°C ~ 40°C, < 75%RH
Temperature Coefficient: 0.2 x (specified accuracy)/°C (< 18°C or
> 28°C)
Storage Environment: - 10°C ~ 50°C, <85%RH
Operating Altitude: 0 to 2000 meters
Battery: 9V, 6F22 or equivalent, 1 piece
Low Battery Indication: " " shown on the display
Size: 217x100x49mm
Weight: about 500g (including battery)
IP: 51
SPECIFICATIONS
Accuracy is specified for a period of one year after calibration and at
18°C to 28°C, with relative humidity < 75%.
Except where specified, accuracy is specified from 8% to 100% of
range.
DC Voltage
Range Resolution Accuracy
400mV 0.1mV ± (1.0% + 5)
4V 0.001V
± (0.8% + 3) 40V 0.01V
400V 0.1V
600V 1V ± (1% + 5)
Input Impedance: the range 400mV: >1000MΩ / the other
ranges: 10MΩ
Overload Protection: 600V DC/AC rms