
Triguard
SC300E MDO16GNS 16
-
Channel D/O Module 48Vdc
Figure
2
-
2 Basic
field
load
circuit
Module connectors
The
system
bus
connector
is
J1
and
the
common
interface
is
connected
via
J4
and
J5
(not
shown).
All
the
digital
outputs
are
routed
through
connector
J2.
In
the
external
connection
diagram
(Figure
2
-
3 ) the
following
symbols
are
used:
0
= First
mate
(long
pin)
x = Connector
pin
Earth
=
Connected
to
chassis
+ve
=
Field
supply
in
-
ve
= Field
supply
return
O/P
= Channel
output
WARNING
J3
pin
1c
is
connected
to
earth.
All
other
pins
on
J3
are
connected
to
field
supply
return
but
this
field
supply
return
may
not
be
at
earth
potential
.
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