NAV Series TCP/IP Standalone Network Access Controller
12
2.2.3.2
Connecting
to
the
Alarm
Output
The
controller
only
provides
one
path
of
alarm
output,
corresponding
to
the
No.4,
6
and
8
output
extension
wires
on
the
back
plate
of
the
controller.
The
No.6
extension
wire
is
a
common
terminal
(COM),
the
No.4
extension
wire
is
a
normally
closed
terminal
(NC),
and
the
No.8
extension
wire
is
a
normally
opened
terminal
(NO).
User
can
set
different
events
corresponding
to
the
relevant
relays.
The
output
has
three
terminals:
common
terminal,
normally
opened
terminal
and
normally
closed
terminal.
The
wire
connection
should
be
determined
according
to
the
alarm.
Before
wire
connection,
please
read
the
instructions
of
the
external
alarm.
The
wire
connection
method
is
shown
as
below.
Figure 2-9
Figure 2-10
2.2.4 Connecting to the Computer through the Network
User
can
carry
out
basic
setting
through
the
keypad
on
the
EFC301
controller
or
connection
with
the
computer
via
TCP/IP.
User
can
carry
complicated
system
administration
by
accessing
the
embedded
system
in
the
controller
through
various
browsers.
Figure 2-11
Exteral
Alarming
Device
C.terminal
N.C. terminal
COM
N.C.
4
6
N.O.
COM
N.O. terminal
C.terminal
Exteral
Alarming
Device
6
8
TCP/IP
EFC301
EverFocus
