
A
Trigger
Input
and
Output
The
Trigger
Input
should
be
a
standard
TTL
level
signal.
That
is
,
True
=
Low
=
digital
ground
or
0Vdc
to
0.4Vdc
F
alse
=
High
=
open
or
2.5Vdc
to
5Vdc
Caution
A
maximum
of
610V
can
be
applied
as
an
external
voltage
to
the
Trigger
Input
BNC
connector
.
The
Trigger
Output
is
a
standard
TTL
level
signal.
Caution
A
maximum
of
between
0V
and
+5V
can
be
applied
as
an
external
voltage
to
the
Trigger
Output
BNC
connector
.
HP-IB
Interface
Y
ou
can
connect
your
HP-IB
interface
into
a
star
network,
a
linear
network,
or
a
combination
star
and
linear
network.
The
limitations
imposed
on
this
network
are
as
follows:
The
total
cable
length
cannot
exceed
20
meters
The
maximum
cable
length
per
device
is
2
meters
No
more
than
15
devices
may
be
interconnected
on
one
bus
.
A-8
Installation