Fluke 77 User Manual page 17

Function
[3]
DC Amps 60.00 mA
400.0 mA
6.000 A
10.00 A
[1][ 2]
Hz 99.99 Hz
(ac voltage input ) 999.9 Hz
9.999 kHz
99.99 kHz
MIN MAX AVG For dc functions, accuracy is the specified accuracy of the measurement function ±12 counts for changes longer than
275 ms in duration.
For ac functions, accuracy is the specified accuracy of the measurement function ±40 counts for changes longer than
1.2 s in duration.
[1] Frequency is specified from 2 Hz to 99.99 kHz.
[2] Below 2 Hz, the display shows zero Hz.
[3] Amps input burden voltage (typical): 400 mA input 2 mV/mA, 10 A input 37 mV/A.
[4] 400.0 mA accuracy specified up to 600 mA overload.
[5] >10 A unspecified.
Range
[4]
[5]
Resolution Accuracy ± ( [ % of Reading ] + [ Counts ] )
0.01 mA
0.1 mA
1.5 % + 2
0.001 A
0.01 A
0.01 Hz
0.1 Hz
0.1 % + 1
0.001 kHz
0.01 kHz
Specifications
13