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ManualsBrandsRockwell Automation ManualsEquipmentTBT Bus Terminator
1234567
4
TBT
October
200
5
–
Issue 2
Triguard
SC300E
TECHNICAL
DESCRIPTIO
N
PHYSICAL
The
TBT
bus
terminator
consists
of
a DIN41612
connector
with
two
fixing
screws
to
fit
to
the
bus
expansion
adaptors
(TBA)
fitted
to
the
SC300E
chassis.
THEORY OF OPERATION
If
the
SC300E
chassis
are
arranged
with
the
MPPs
at
one
end
of
the
bus
then
the
TBTs
must
be
fitted
at
at
the
other
end
of
the
bus
as
shown
in
Figure
2
-
1
.
If
the
bus
is
arranged
with
the
MPPs
in
the
middle
of
the
bus
then
TBTs
will
be
required
at
both
ends
of
the
bus
as
shown
in
Figure
2
-
2
.
Figure
2
-
1 TBT
termination
diagram
-
Main
chassis
at
one
end
of
the
bus