Agilent Technologies 4339B - Page 100

Front
P
anel
4339B
Show
Setting
K
ey
The
Show
Setting
Key
changes
the
mode of
the Measurement
Settings display
on the
right side
of
the
LCD
display
.
Each
time
is
pressed,
the
display
mode
is
changed as
follows:
1.
T
est
voltage
setting(
Vout
) and
Current limit(
Clmt )
2.
A
veraging
rate(
A
VG
)and
Trigger delay
time( DL
Y
)
3.
Measurement sequence
mode( SNGL
, CONT
or OFF
)
and
charge
time(
CHRG
)
4.
Interval time(
INTV )
and Memory
size( MEM
)
of
the
measurement
sequence
5.
Comparator limits(
Hi and
Lo )
6.
T
est
voltage setting
and Current
monitor value(
Imon
)
Current Monitor
K
ey
The
Current
Monitor
Key
is
for
setting
the
current
monitor
function.
The current
monitor function
displays
the
current
measurement
value
on
the
right
side
of
the LCD
display (
Measurement
Settings
area),
as
shown
in
\Show
Setting
Key
". This
function is
useful for
checking the
current
value
when
the
measurement
parameter
is
set
to
R
,
Rs
or
Rv
.
A
uto/Hold
Range
K
ey
The
A
uto/Hold
range
key
toggles
the
measurement
ranging
mode
between
A
uto
and Hold.
In
the
A
uto
mode
,
the
4339B
selects
the
optimum
measurement
range
automatically
within
5
measurement
cycles
.
In
the
Hold
mode,
the
4339B
measurement
range
is
xed
at
the
range
you
select.
The
Hold
Range
annunciator(
9
) indicates
the current
mode
.
Range
Setup
K
ey
The
Range
Setup
key
sets
the
measurement
range
.
The
available
measurement
range settings
are:
100
pA
(available
when
the measurement
time mode
is Medium
or Long)
1
nA
10
nA
100 nA
1  A
10  A
100  A (available when the measurement time mode is Short)
Each measurement range can measure a value up to 1.1 times of the range setup
value.
\ OVLD "(Over Load) is displayed instead of the measurement data when the measured value is
out of the measurable range
.
3-10 Function Reference