Hioki DT4261 - Page 120

114
Input and Measurement Specications
4. AC voltage
RMS value (Measured value/MAX/MIN/AVG)
Range
Display range
(Accuracy guarantee
range)
Accuracy*
1
Input
impedance
40 Hz ≤ f ≤
500 Hz
500 Hz < f ≤
1 kHz
6.000 V
0.000 V to 6.000 V
(0.060 V to 6.000 V)
±0.9% rdg
±3 dgt
±1.5% rdg
±3 dgt
11.3 M
Ω
±2.0%
100 pF or less
60.00 V
0.00 V to 60.00 V
(0.60 V to 60.00 V)
±0.9% rdg
±3 dgt
±1.5% rdg
±3 dgt
10.4 M
Ω
±2.0%
100 pF or less
600.0 V
0.0 V to 600.0 V
(6.0 V to 600.0 V)
±0.9% rdg
±3 dgt
±1.5% rdg
±3 dgt
10.3 M
Ω
±1.5%
100 pF or less
1000 V
0 V to 1000 V
(10 V to 1000 V)
±0.9% rdg
±3 dgt
±1.5% rdg
±3 dgt
10.3 M
Ω
±1.5%
100 pF or less
Overload protection: 1100 V DC/1100 V AC or 2 × 10
7
V

Hz, whichever is
lower
(Applied for 1 minute)
Transient overvoltage 8000 V
Crest factor: 3 up to 4000 counts
Reduces linearly to 2 at 6000 counts.
2 up to 750 counts and reduces linearly to 1.5 at 1000 counts
only in the 1000 V range.
Coulpling type: AC coupling
Auto range movement threshold: More than 6000 counts for upper range
Less than 540 counts for lower range
*1: ±5 dgt should be added to 5% or less of the range.
When the lter is ON
100 Hz: ±1.5% rdg added in the range of 40 Hz to 100 Hz,
no specied accuracy over 100 Hz
500 Hz: ±0.5% rdg added in the range of 40 Hz to 500 Hz,
no specied accuracy over 500 Hz
HIOKI DT4261A961-00