Fluke 893A - Input

50 kHz to 100 kHz
0. 1 to 110 volts ac ±0.
5%
of input
1-8.
GENERAL
SPECIFICATIONS
INPUT AND NULL VOLTAGE RANGES
ELECTRICAL
SPECIFICATIONS
Completely
solid-state
INPUT RANGES
1
10
100
1000
DC
NULL
RANGES
0 . 001
,
0 . 01
,
0 . 1
0 . 001
,
0 . 01
,
0
.
1
,
1.0
0 . 01
,
0
. 1
,
1 . 0
,
10
0
.
1
,
1
. 0
,
10
,
100
INPUT RANGES
1
10
100
1000
AC NULL RANGES
0.001,
0.
01^
0.
1
0.01,
0.1,
1.0
0.
i,
1.0,
10
1.0, 10,
100
DC INPUT RESISTANCE
Infinite at null
from 0 to 1100 volts dc.
AC INPUT IMPEDANCE
One megohm shunted by
less
than
20
pf on all ranges.
OVERRANGE
10%
overrange
capability
on
each
range.
METER RESOLUTION
10 microvolts maximum resolution.
1
ppm of range for dc ranges above one volt.
10
ppm
on the one volt dc range and all ac ranges.
READOUT
DIAL RESOLUTION
10
microvolts
maximum
(10
ppm of range).
1-7. CONVENTIONAL
VOLTMETER (TVM)
DC VOLTMETER ACCURACY
±3%
of range.
INPUT RESISTANCE
OF NULL
DETECTOR
10 megohms on the 0.
01 and 0, 001 volt ranges and
100
megohms on
all other ranges.
REFERENCE
ELEMENT
Temperature compensated
zener diodes.
REGULATION
OF REFERENCE
SUPPLY
0.
0005%
for
a
10%
line change.
REFERENCE
VOLTAGE STABILITY
(Peak-to-Peak)
10
ppm per hour
20
ppm per day
40
ppm per month
90
ppm per year
KELVIN-VARLEY DIVIDER ACCURACY
±0.
005%
of readout dial setting
above l/lO of
full-scale.
RECORDER OUTPUT
Available
as
the
-02
option,
adjustable
from
0 to ±0.2
volts for an
end-scale meter deflection. Low
side
grounded and loading
does
not
effect deflection accuracy.
POLARITY
Reversible with
front panel control.
WARM-UP TIME
Less than one minute.
DC COMMON MODE REJECTION
120
db
(1
uv/volt of common
mode voltage) for
maximum
of ±500 volts.
AC VOLTMETER ACCURACY
5
Hz
to 20
kHz
O.OOl to 1100
volts
ac
±3%
of
input
20 kHz to 100 kHz
0, 001 to 110 volt ac
±3%
of input
DC INPUT RESISTANCE
RANGE INPUT RESISTANCE
-
Megohms
1000 100
100 100
10
100
1 100
0 . 1
-
0
-
0.
1
100
*
0 . 01
-
0
-
0
.
01
10
*
0
.
001
-
0
-
0
.
001
10
These ranges obtained using
null ranges with Readout
dials
set to zero.
AC INPUT IMPEDANCE
One megohm shunted by
less
than
20
pf on all ranges.
OVERRANGE
10%
overrange capability
on
each range.
1-2
AC COMMON
MODE REJECTION
Up to 100 volt peak-to-peak,
50 to 500
Hz signal, pro-
duces no
measurable instrument error
for dc measure-
ments.
INPUT POWER
115/230 volts ac, 50 to 500
Hz, at approximately
four
watts for line operation
and approximately
eight watts
when recharging
batteries on the
-01
option equipped
instruments.
Minimum of eight hours
operation on fully
charged batteries
of the
-01
option
equipped instru-
ments.
1-9.
ENVIRONMENTAL
SPECIFICATIONS
OPERATING TEMPERATURE
RANGE
Within dc accuracy
specifications
from
10°
C to
40°
C
(50°F to
104°F), derated at
15
ppm/°C outside these
limits
to 0°C and
50°C (32°F and
122°F).
Within ac accuracy
specifications from
10°
C to
40°
C
(50°F
to
104°
F), derated at
40
ppm/°C outside these
limits to 0°C and
50°C (32°F and 122°F).
HUMIDITY
Within
all specifications up to
80%
relative
humidity be-
low
25°
C.
6/16/72
893A