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EK280
Application Manual
65
Here the GPRS or UMTS Modem in the EK280 functions as a TCP-Server and may be addressed by a TCP
client that is listed in its readout software through a static IP address. To allocate a static IP to the modem
during the setup of the GPRS or UMTS session, they must (together with their network provider) maintain a
virtual private network (VPN) which must be enabled on the SIM used in the modem.
7.1.5.1 Parameterization
i
A modem parameterized for TCP / IP operation can still be called up via a CSD
link (GSM
operating mode
). However, a CSD connection cannot consist of a TCP
connection at the same time: only one after the other!
i
For parameterization of the EK280 you need a connection cable for the optical interface as well
as the enSuite program. enSuite can be downloaded free of charge from the Honeywell website
in the "Software Downloads" section:
www.elster-instromet.com/en/software-downloads
a) Closing the time windows
In order that the parameterization works correctly the time windows 1 to 4 must be closed. To do this:
−
Connect a PC or laptop with enSuite installed to the EK280 optical interface using the connection
cable.
−
Start enSuite and set up the communication link to the EK280 over the optical interface.
(
3.1 Setting up the communication link to the EK280 via optical interface
−
Select "
Navigation
" on the left-hand side and then "
Parameterize online
" at the bottom of the
navigation window.
−
In the top of the device window open the path "
Parameters
" > "
Interfaces
" by clicking on the relevant
plus signs, and then select "
Call time windows
".
−
In call windows 1 to 4 set start and end to the same value for each one and then select the "Transfer
changes to device" icon at the top of the enSuite window.
−
Then wait a minute, for any communications activity in progress on the EK280 to be safely stopped.
b) Sending parameter file
−
Depending on the built-in modem type (
Chapter
8.1.1
), send the following parameter file to the
EK280 (
- ECM-GW120:
EK280_xvx.. - int. ECM-GW120 - WipSoft (GPRS) (*)
- ECM-2G-UG350:
EK280_xvx.. - int. ECM-2G-UG350 (GPRS) (*)
- ECM-3G-UU270:
EK280_xvx.. - int. ECM-3G-UU270 (GPRS) (*)
or
EK280_xvx.. - int. ECM-3G-UU270 (UMTS) (*)
6
CSD=Circuit Switched Data, circuit-switched data service in the case of mobile telephony.
7
The "x" stands for the software version on the device, e.g. "2v5".
The star * stands for a small letter which indicates the version of the file, e.g. "a".
8
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