DC Voltage
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9-2
ACCURACY
( 1 Year)
1),3),4)
± (% of R % of Full Scale)
1 Year 23°C±5°C
Range
%Rdg.
+
%F.S.
±300mV
0.003
+
0.0002
±3V
0.002
+
0.0002
±30V
0.002
+
0.0002
±300V
0.003
+
0.0004
±1000V 2)
0.004
+
0.0010
The values specified above assume that the measuring time dependent readout span
is set large enough to permit readout with the accuracy stated.
A rounding error of ± 1 digit must be added to the error specified as a percentage
of the maximum reading.
TEMPERATURE COEFFICIENTS
(10°C-18°C / 28°C-40°C) (0°C-10°C / 40°C-50°C)
Range
±(%Rdg. + %F.S.)/°C
±(%Rdg. + %F.S.)/°C
±300mV
0.0003 + 0.00015
0.0006 + 0.0003
±3V
0.0002 + 0.0001
0.0004 + 0.0002
±30V
0.0002 + 0.0001
0.0004 + 0.0002
±300V
0.0002 + 0.0001
0.0004 + 0.0002
±1000V 2)0.0003 + 0.0001
0.0006 + 0.0002
ZERO POINT
Offset Voltage (1h warm-up time)
Temperature Coefficient
better than 0.3 µV/°C
Long-Term Stability
better than 5 µV in 90 Days
INPUT OFFSET CURRENT
< ca. 20 pA at 23°C±1°C
INPUT RESISTANCE
±300mV, ±3V,
>10 G
Ω
5)
±30V, ±300V, ±1000V 2)
10 M
Ω
