Hioki DT4261 - Page 117

111
Input and Measurement Specications
Accuracy table
The AC waveform must be a sine wave.
1. AUTO V (AC voltage/DC voltage automatic judgment)
AC judgment: The same as the accuracy specications in “3. AC + DC
voltage” (p. 112)
DC judgment: The same as the accuracy specications in “2. DC voltage”
(p. 111)
2. DC voltage
Measured value (Measured value/MAX/MIN/AVG)
Range
Display range
(Accuracy guarantee range)
Accuracy*
1
Input
impedance
600.0 mV −
600.0 mV to 600.0 mV
±0.15% rdg ±5 dgt 11.3 M
Ω
±2.0%
6.000 V −
6.000 V to 6.000 V
±0.15% rdg ±2 dgt 11.3 M
Ω
±2.0%
60.00 V −
60.00 V to 60.00 V
±0.15% rdg ±2 dgt 10.4 M
Ω
±2.0%
600.0 V −
600.0 V to 600.0 V
±0.15% rdg ±2 dgt 10.3 M
Ω
±1.5%
1000 V −
1000 V to 1000 V
±0.15% rdg ±5 dgt 10.3 M
Ω
±1.5%
Overload protection: 1100 V DC/1100 V AC or 2 × 10
7
V

Hz, whichever is
lower (Applied for 1 minute)
Coupling type: DC coupling
Auto range movement threshold: More than 6000 counts for upper range
Less than 540 counts for lower range
*1: ±1 dgt should be added to 5% or less of the range.
Peak value (PEAK MAX/PEAK MIN)
Range
Display range
(Accuracy guarantee range)
Accuracy
60.00 V −120.0 V to 120.0 V ±1.0% rdg ±7 dgt
600.0 V −1000 V to 1000 V ±1.0% rdg ±7 dgt
1000 V −1000 V to 1000 V ±1.0% rdg ±7 dgt
Input impedance, overload protection, coupling type: The same as the DC
voltage measured value
Range movement: Based on the range movement of the DC voltage
measured value
HIOKI DT4261A961-00