Specifications-213 Service
TABLE
1-1
(continued)
Digital Multimeter Electrical Specifications
Characteristic
Performance Requirement
Max Safe
Input
Voltage
Ac component 1 MHz or
less
0.1
V
to
10 V
De
Coupled
500 V
(de
+ peak ac).
Ac Coupled
800 V
(de+
peak ac).
Max
ac
component
is
500 V peak
100 V and 1000 V
800 V
(de+
peak
ac)
DC
VOLTS
Accuracy (+20°C
to
+30°C, batteries
only)
NOTE
When operating
on
power-line voltage,
add
10°C
to the
ambient
temperature
for
internal
heating
before
computing
accuracy
0.1
V
Within 0.1%
of
reading ±3 counts. Temp Coef
is
(within
0.015%
of
reading+
0.04%
of
full
scale)
per
°C
1 V
Within
0.1%
of
reading
±1
count. Temp coef
is
(within
0.01%
of
reading+
0.01%
of
full
scale) per
°C
10 V
and
100 V
Within 0.15%
of
reading
±1
count. Temp Coef
is
(within
0.015%
of
reading+
0.01%
of
full
scale)
per
°C
1000
V
Within 0.2%
of
reading
±1
count. Temp Coef
is
(within
0.02%
of
reading+
0.01%
of
full
scale)
per
°C
Settling Time
1.5 seconds
for
reading
within
0.1
%
Normal Mode Rejection Ratio
-60
dB at
60
Hz,
-3
dB at 1 Hz
RMS
VOLTS
Temp Coef
is
(within
0.05%
of
reading+ 0.1%
of
full
scale)
per
°C
Accuracy (+20°C
to
+30°C, batteries
only)
NOTE
When operating on power-line voltage,
add
10°C
to the
ambient
temperature
for
internal
heating
before
computing
accuracy
NOTE
Within%
of
reading shown ±5 counts at frequency shown:
Crest
factor<
2
and
reading
at
least
10%
of
40 Hz
1 kHz
full
scale.
Accuracy
limits
increase
linearly
for
crest
factor
over
2;
up
to
twice
indicated
to
to
limits
for
crest
factor
of
5
De
1 kHz
40
kHz
0.1
V
2.5%
1.5% 3.5%
1 V
2%
1% 1%
10 V
2%
1%
5%
100 V
2%
1% 1%
1000
V
2%
1%
5%
1-2
REV APR 1988
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