HP 3457A - 4-72. AC Voltage Function - Frequency Response Test

ee
i
a
B457A
Operational Verification Tests
AC Voltage Operational Verification Tests Cont'd
2.
Set
the
HP
3457A
to
the
AC
Voltage
function
(ACV),
the
range
to
3
V
and
the
AC
Bandwidth
to
AC
t.
(To
change
the
Bandwidth
-
Press
the
SHIFT
key,
then
the
NULC
/
A
configuration
key,
Use
the
if
seroll
key
to
display
ACBAND,
Enter
a
number
greater
(han
400
and
press
the
ENT
key
}.
3.
Use
the
Test
Record
to
record
the
3
V
1/10
full-scale
reading
at
20
KHz.
et
the
AC
Voltage
Standard
for
an
output
of
3
V
at
20
KHz.
Use
the
Test
Record
to
record
the
3
V,
20
KHz
full-scale
reading.
5.
Set
the
HP
3457A
AC
Bandwidth
to
AC
Slow.
(Press
the
Blue
SHIFT
key
then
the
NPLC
/
A
configura-
tion
key.
Use
the
|,
seroll
key
to
display
ACBAND,
Enter
a
number
smaller
than
400
and
press
the
ENT
key
).
6.
Set
the
AC
Voltage
Standard
for
an
output
of
3
V
at
100
Hz,
Use
the
Test
Record
to
record
the
3
V,
100
Hz
full-scale
reading.
7.
Set
the
AC
Voltage
Standard
for
an
output
of
3
V
at
20
Hz.
Use
the
Test
Record
to
record
the
3
V,
20
Hz
full-scale
reading.
8.
If
any
of
the
readings
are
beyond
the
limits
specified
in
Table
4-23
and
on
the
Test
Record,
the
in-
strument
should
be
calibrated
or
repaired.
Refer
to
Section
V
for
calibration
procedures.
34578
Input
|
3457A
|
34578
90
day
Limits
Input
Freq.
|Range
|Set
Up
High
|
Low
300
mv|
20
kHz
3.v
|
ACF
0.301510
v
0.298490
Vv
3v
|
20
kHz
|
3.
|
Ace
3.005320
v
2.994680
V
3.v
|
100
Hz
3.v
|
acs
3.007420
v
2.992580
Vv
3v
|
20
Hz
3.v
|
acs
3.017920
Vv
2.982080
V
Table 4-23. AC Frequency Response Test Limits
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Figure
4-14.
DCI
Operational
Verification
Test
Connections