UEi Test Instruments DL579 Manuel D'instructions page 17

RANGE
AUTO
AUTO
True RMS
SELECT
Use CAT III rated leads or higher.
Rotate Rotary selector Dial to
button for Frequency and Duty Cycle modes.
WARNING
Do not attempt to measure more than 750V AC.
Features:
Frequency Measurement - Test lead input
Range
99.99Hz
999.9Hz
9.999kHz
99.99kHz
Minimum Frequency: 0.5Hz, DC V offset should be zero
Sensitivity: > 10% of each AC volt range except 4V (>20%) range only
Duty Cycle - Test lead input
Range
1.0 to 99.0%
Frequency (Hz)/Duty Cycle (%)
MAX/MIN
Hz
CLAMP METER
INRUSH
DISCONNECT TEST LEADS
TEMP
CATIV 300V
CATIII 600V
INRUSH
Resolution
0.01Hz
0.1Hz
0.001kHz
0.01kHz
Accuracy
±(0.2% per kHz + 0.1% + 5 dgts)
• Default = Volts AC
• Press and hold Hz/Duty/INRUSH =
• Press and hold Hz/Duty/INRUSH x2=
position select AC voltage, press and hold the
Accuracy
0.1% + 4dgts
17
Overload Protection
1000V RMS
Overload Protection
1000V RMS