Agilent Technologies 4339B - Page 112

Rear
P
anel
4339B
Handler
Interface
Handler
interface
is
used
to
synchronize
timing
with
an
external
handler.
Before
using
the
handler
interface
,
you must
connect pull-up
resisters to
enable the
output
signals
and
set
the
dip
switch
to select
the voltage
level to
match the
input signals
. Refer
to
Appendix
B
for
these
procedures
.
Specications
Output
signal
:
Negative
TRUE,
open
collector,
opto-isolated
Decision
Output:
Primary
parameter
Comparator
High,
In,
Low
Secondary
parameter
Comparator
High,
In, Low
DUT
and
test
electrode's
contact failed.
Index:
Analog
measurement
complete
Measurement
complete:
Full
measurement
complete
Alarm:
Notication
that
a
momentary
power
failure
was
detected or
the
error
occurs
.
Input
Signal
:
Opto-isolated
K
eylock:
Front
panel
keyboard
lockout
External
Trigger:
Pulse
width

1

s
Figure 3-6. Pin Assignment for Handler Interface Connector
3-22 Function Reference