Greenlee CM-1050 Instruction Manual page 11

Accuracy
Accuracy is specified as follows:
at 23 C 5 C (73.4 F 9 F), 0% to 80% relative humidity.
Accuracy Table
Value Range
0 to 39.9 A
Current (AC)* 40 to 399.9 A
400 to 1000 A
0 to 3.999 k
Resistance
4 to 39.99 k
0 to 399.9 V
Voltage (AC)*
400 to 600 V
0 to 399.9 V
Voltage (DC)
400 to 1000 V
* Additional errors due to crest factor are:
• Crest factor from 2 to 3: +1.4%
• Crest factor from 3 to 4: +3%
(a percentage of the reading + a fixed amount)
Frequency
Accuracy
Range
(1.9% + 0.8 A)
(1.9% + 0.5 A) 50 to 60 Hz
(2.9% + 5 A)
(2% + 0.009 k )
(2% + 0.09 k )
(1.2% + 0.5 V)
40 to 500 Hz
(1.2% + 5 V)
(1.2% + 0.5 V)
(1.2% + 5 V)
CM-1050
Input
Impedance
—
— —
10 M , 100 pF
— 10 M
11