Hioki 3237 - Page 154

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10.2 Accuracy
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Range Maximum display Shunt resistance
Overload
protection
200 mA 199.99 mA 1 Ω Fuse protected
250 V, 2 A
2000 mA 1999.99 mA 100 mΩ
Frequency SLOW MEDIUM FAST
Temperature
coefficient
10-20 Hz 1.0 , 200
－ －
0.1 , 20
20-45 Hz 0.4 , 200
－ －
0.04 , 20
45-300 Hz 0.3 , 100 0.5 , 200
－
0.03 , 10
300 Hz-3 kHz 0.3 , 100 0.4 , 200 0.4 , 300 0.03 , 10
3-10 kHz 0.5 , 300 0.5 , 300 0.5 , 400 0.05 , 30
10-30 kHz 1.0 , 300 1 , 300 1 , 400 0.1 , 30
Frequency SLOW MEDIUM FAST
Temperature
coefficient
10-20 Hz 1.2 , 200
－ －
0.12 , 20
20-45 Hz 0.6 , 200
－ －
0.06 , 20
45-300 Hz 0.4 , 100 0.6 , 200
－
0.04 , 10
300 Hz-1 kHz 0.4 , 100 0.6 , 200 0.6 , 300 0.04 , 10
1-3 kHz 0.6 , 200 0.6 , 200 0.6 , 300 0.06 , 20
3-10 kHz 1.2 , 300 1.2 , 300 1.2 , 400 0.12 , 30
AC current measurement Function
(1) Range
(2) Accuracy (sin wave) % rdg. dgt.
Range: 200 mA
* Input: more than 16 mA
Range: 2000 mA
* Input: more than 160 mA
(3) Crest factor addition error (CF: Crest Factor) (Applies to non-sine waves)
1<CF ≦ 2: +200 dgt.
2<CF≦ 3: + 500 dgt.
3 < CF: Outside the guaranteed range of accuracy