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Table
3.6
~ Total
A
by
B Measurement
2.
Select
TOTAL A
by B
using
FUNCTION
keys
3.
Select the
AC/DC
coupling
(0)
and
input
impedance
(ig)
as required.
4.
Select the
X10
input attenuation
(jeo)
if
desired.
Attenuation
setting
is
automatic
in
the Auto-Trigger
mode.
5.
Select
the slopes
(ibe)
as required.
NOTE:
Input
A
slope selects the slope of the events
to
be
totalized.
The measurement
period,
however,
starts
on
Input
B
slope
and
stops
on
the
opposite
slope.
6
.
7.
8
.
9.
Connect
the signal
to
be
totalized
to
INPUT
A
(n)
and
the control
signal to
INPUT
b(Tt).
TOTAL
B
by
A may
be
measured
using Special Function
21.
Select
AUTO-TRIG
A/B
f
0P se
t
the trigger
levels
A/B
manually
using
key
sequence
TRIG-LEVEL
(S)
+/-
(^<
value)
TRIG-LEVEL
(S)
.
Check
that
Inputs
A
and
B TRIG
LEDs
(ig) flash.
If
a frequency below
50
kHz
is
to
be
measured
in
the
presence
of high freq-
uency
noise,
select the
FILTER
([6
h)
.
If
delayed
arming
of the stop
circuit
is
required, enter the delay
into
memory
using
key
sequence
<
value >
SHIFT
DELAY
(ish)
.
STORE
DELAY
(ish)
arming.
,15M)
Enable
the
delay
using
key
sequence
SHIFT
(jg)
Refer
to
Subsection
3.4.5 for
explanation of delayed stop
10.
If
external
arming/gating
is
needed,
connect
the arming/gating
signal
and
enter
the
required special function
number. Enable
special functions.
Refer
to
Subsection
3.4.10
for
special function
numbers
and
procedures.
3-26
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