Performance Characteristics
Table 6-2
Option
01
(DMM) Electrical Characteristics
Characteristics Performance Requirements
DC
VOLTS
Accuracies by Range
+18°C
to
+28°C
200
mV
to 200 V ±(0.03% of reading + 0.01% of full scale).
SOO
V ± (0.3% of reading + 0.04%
of
full scale).
-1SoC
to
+18°C
and
+28°C
to
+SsoC
200
mV
to 200 V Add ± (0.003%
of
reading +
0.001
%
of
full
scale)/oC below 18°C or above 28°C.
SOO
V Add ± (0.003% of reading + 0.004%
of
full
scale)/oC below 18°C or above 28°C.
Common Mode Rejection Ratio
>100
dB at dc:
>80
dB at
SO
and
60
Hz,
with
1
kn imbalance.
Normal Mode Rejection Ratio
>60
dB at
SO
and
60
Hz.
Resolution 1 part
in
20,000 of full scale except
0.1
V
on
SOO
V range.
Step Response Time
Manual Range Less than 1 second.
Auto Range Less than 2 seconds.
Input Resistance
200
mV
and
2 V Ranges
>1
Gn
or 10 Mn,
±1%.
20
V to
SOO
V Ranges
10 Mn
±1%.
Input Bias Current at 23°C Ambient Less than 10 pA.
Temperature
Reading Rate Approximately 3 per second.
246SA/24SSA/244SA Operators
6-1S
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