Specifications and Characteristics 6
U3402A User’s and Service Guide 97
AC Current (True RMS, AC Coupling Mode)
[1]
Typical at full scale reading and voltage across the input terminals.
[2]
Specified accuracy at input > 5% of full scale.
Ta b l e 6- 5 ACI resolution, full scale reading, burden voltage, and accuracy [± (% of reading + count)]
Rate Range Resolution Maximum
reading
Burden voltage
[1]
and shunt resistor
Accuracy (One year; 23ºC ± 5ºC)
[2]
20 Hz to 45 Hz 45 Hz to 2 kHz 2 kHz to 10 kHz
Slow
12.0000 mA
120.000 mA
1200.00 mA
12.0000 A
0.1 µA
1 µA
10 µA
100 µA
11.9999
119.999
1199.99
11.9999
<0.15 V/10
W
<1.5 V/10
W
<0.3 V/0.1
W
<0.6 V/0.01
W
1.5% + 100
1.5% + 100
1.5% + 100
2% + 100 (<1.2 A)
0.5% + 100
0.5% + 100
0.5% + 100
1% + 100
2% + 200
2% + 200
2% + 200
–
Medium
40.000 mA
120.00 mA
1200.0 mA
12.000 A
1 µA
10 µA
100 µA
1 mA
39.999
119.99
1199.9
11.999
<0.5 V/10
W
<1.5 V/10
W
<0.3 V/0.1
W
<0.6 V/0.01
W
1.5% + 40
1.5% + 12
1.5% + 12
1.5% + 12 (<1.2 A)
0.5% + 40
0.5% + 12
0.5% + 12
1% + 12
2% + 80
2% + 30
2% + 30
–
Fast
40.00 mA
120.0 mA
1200 mA
12.00 A
10 µA
100 µA
1 mA
10 mA
39.99
119.9
1199
11.99
<0.5 V/10
W
<1.5 V/10
W
<0.3 V/0.1
W
<0.6 V/0.01
W
1.5% + 5
1.5% + 2
1.5% + 2
2% + 2 (<1.2 A)
0.5% + 5
0.5% + 2
0.5% + 2
1% + 2
2% + 10
2% + 5
2% + 5
–
U3402-90001.book Page 97 Friday, July 24, 2009 4:04 PM
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