Hioki 3256-50, Instruction Manual

Page: 45 / 54

41
4.2 Accuracy
(rdg.: displayed value, dgt.: resolution)
Current Measurement
Range
[A]
Accuracy
±(rdg.)±(dgt.)
Input Impedance
(Shunt resistance)
A
42.00
μ
420.0
μ
4200
μ
42.00m
420.0m
10.00*2
±1.5%±4
±1.5%±4
±1.5%±4
±1.5%±4
±1.5%±4
±1.5%±4
Approx.
10k
Ω
Approx.
100
Ω
Approx.
100
Ω
Approx.
1
Ω
Approx.
1
Ω
Approx.
0.01
Ω
A
*1
42.00
μ
420.0
μ
4200
μ
42.00m
420.0m
10.00*2
±2.5%±5
±2.5%±5
±2.5%±5
±2.5%±5
±2.5%±5
±2.5%±5
Approx.
10k
Ω
Approx.
100
Ω
Approx.
100
Ω
Approx.
1
Ω
Approx.
1
Ω
Approx.
0.01
Ω
Frequency range
50 Hz to 500 Hz
Protective Fuse
42
μ
A to 420mA range: 0.5 A
/
700 VAC,
Breaking capacity 50 kA
10A range: 10A
/
600VAC, Breaking capacity 10 kA/250 VAC,
200 A/600 VAC
*1:For the input of less than 10% of the full scale, ±2 dgt is
added to the above measurement accuracies.
*2:For the 10-A range, the measurement time is infinite at or
below 7 A and within 1 minute for 7 A to 10 A.