CWT 5016 - GPRS Communication Parameters

21
SHEN ZHEN YIKEHUDONG
TECHNOLOGY TRADE LT
D
TEL
：
+86
-
755
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26719954
4.5
GPRS parameters
4.5.1
GPRS parameters
I
n this page,
you
can
set GPRS parameters.
“APN, user, password, DNS add
r
”, you can consult the GSM operation

GPRS idle time
Means if
GPRS RTU
has no data transferred in
the time, GPRS will off line
, set the time to 0, means
GPRS always on line.

Modbus
T
CP
unit ID
：
It is valid if data transfer with Modbus TCP protocol

Enable com data to GPRS server
GPRS RTU support RS232 Transparent Transmission

Set parameters of server:
4 servers can be add, they can receive data from GPRS RTU at the same time
You can set paramete
rs
for
every server
CWT501
6
Use
r
’s manual
22
www.mobq2000.com

Server address
It is an IP of server or
d
omain names
, IP must be a
static
and public IP address

Service port
It is a
TCP/IP port of
applications
on server

TCP/UDP
You
can select
TCP/UDP
transport protocols
for sever

S
ervice Protocol
Y
ou
can select communication protocols between GPRS RTU and server
The
y are
Modbus
TCP, CWT_IO and RS232
bidirectional
transparent transmission
Important
：
CWT_IO
and
GRPS
DTU protocols
can support TCP or UDP;
but MODBUS
TCP
protocol
only support
TCP;
so if you use the CWT5002, the
transport protocol
must be TCP

Idle timeout
It is valid
for TCP
server;
it means
if there
is
no data
transferred
in the time,
the server is disconnected.
S
et to 0 to disable the function

Response timeout
It is valid for CWT_IO
and Modbus
TCP
communication protocols, it means
after GPRS RTU send data
messages to server if GPRS RTU have not received response data from server in the
time, the GPRS
RTU will send data again.
S
et to 0 to disable the function.

Heart timeout
Reserve