Robustel
GoRugged
R3000
‐
3P
‐
GPS
User
Guide
RT_UG_R3000_v.2.0.3
10.12.2014
45
/
129
sent
as
soon
it
reaches
the
specified
length.
Note
:
Data
will
also
be
sent
as
specified
by
the
interval
timeout
or
delimiter
settings
even
when
data
is
not
reaching
the
preset
packet
length.
Enable
Delimiter1/2
When
Delimiter
1
is
enabled,
the
serial
port
will
queue
the
data
in
the
buffer
and
send
the
data
to
the
Cellular
WAN/Ethernet
WAN
when
a
specific
character,
entered
in
hex
format,
is
received.
A
second
delimiter
character
may
be
enabled
and
specified
in
the
Delimiter
2
field,
so
that
both
characters
act
as
the
delimiter
to
control
when
data
should
be
sent.
Disable
Delimiter1/2
(Hex)
@Transparent
Enter
the
delimiter
in
Hex.
0
Delimiter
Process
@Transparent
The
Delimiter
process
field
determines
how
the
data
is
handled
when
a
delimiter
is
received.
None:
Data
in
the
buffer
will
be
transmitted
when
the
delimiter
is
received;
the
data
also
includes
the
delimiter
characters.
Strip:
Data
in
the
buffer
is
first
stripped
of
the
delimiter
before
being
transmitted.
Strip
Local
IP
@
Modbus
This
item
will
show
up
When
you
enable
any
VPN
tunnel
of
R3000,
it
means
serial
data
can
be
matched
to
this
local
IP
address
and
be
transmitted
or
received
via
VPN
tunnel.
Note
:
when
you
do
not
enable
any
VPN
tunnel,
this
item
will
not
show
up.
0
Local
Port
@
Modbus
Enter
the
Local
port
for
Modbus.
0
Attached
serial
device
type
@Modbus
Select
From
“Modbus
RTU
slave”,
“Modbus
ASC
Ⅱ
slave”,
“Modbus
RTU
master”
and
“Modbus
ASC
Ⅱ
master”.
Modbus
RTU
slave:
router
connects
to
Modbus
slave
device
which
works
under
Modbus
RTU
protocol.
Modbus
ASC
Ⅱ
slave:
router
connects
to
Modbus
slave
device
which
works
under
Modbus
ASC
Ⅱ
protocol.
Note
:
When
select
“Modbus
RTU
slave”
and
“Modbus
ASC
Ⅱ
slave”
protocol,
router
is
as
TCP
Server
site,
user
need
to
enter
a
local
port
number
in
“Local
Port
@Modbus”
and
wait
to
be
connected.
Modbus
RTU
master:
router
connects
to
master
device
which
works
under
Modbus
RTU
protocol.
Modbus
ASC
Ⅱ
master:
router
connects
to
master
device
which
works
under
Modbus
ASC
Ⅱ
protocol.
Note
:
When
select
“Modbus
RTU
master
”
and
“Modbus
ASC
Ⅱ
master
”
protocol,
router
is
as
TCP
Client
site,
user
need
to
enter
slave
address
and
slave
port
number
in
“
Slave
Address
@
Modbus
Slave
”
and
“
Slave
Port
@
Modbus
Slave
”,
and
connect
to
Server
site.
Modbu
s
RTU
slave
Modbus
Slave
@Modbus
Add
the
Modbus
slaves
which
will
be
polled
by
Modbus
master
(router).
This
section
only
displayed
when
you
select
“Modbus
RTU
master”
or
“Modbus
ASC
Ⅱ
master”
in
“Attached
serial
device
type”.
Null
Slave
Address
@
Modbus
Slave
This
connection
is
usually
used
to
connect
to
the
Modbus
slave
devices
which
as
TCP
server.
Enter
IP
address
of
the
TCP
server.
Null
Slave
Port
@
Modbus
Enter
the
port
number
of
TCP
server.
Null
