11.2 Modem connection
A PC can be connected to the controller also remotely via modems. Either an analog, GSM or ISDN
modem must be connected to the RS232 interface and the setpoint
MODEM.
IL-NT RS232
IL-NT RS232-485
OR
IL-NT RS232
IL-NT RS232-485
IL-NT RS232
IL-NT RS232-485
OR
IL-NT RS232
IL-NT RS232-485
M
ODEM CONNECTION TYPES
The following modules can be used for a modem connection to a PC:
1.
IL-NT RS232
2.
IL-NT RS232-485
The RS232 interface uses COM1 port of the controller.
If you have trouble with modem communication, an additional initialization string may be required. This
may be due to, for example, a national telephone network-specific feature. Use the setpoint
ModemIniString
to add the necessary AT commands which will be sent to the modem during the
initialization. See the documentation of the modem for details.
N
:
OTE
Use the same kind of modem (e.g. analog, GSM or ISDN) as used on the controller also on the PC
side.
11.2.1 Recommended GSM modems
Siemens/Cinterion M20, TC35, TC35i, ES75, MC39 (baud rate 9600 bps)
Wavecom M1200/WMOD2 (baud rate 9600 bps)
Wavecom Maestro 20
Wavecom Fastrack M1306B (Fastrack M1206B is not recommended)
Falcom A2D
NT
InteliCompact
, SW version 2.1
InteliCompact-NT-2.1-Reference Guide.pdf, ©ComAp – May 2015
RS232
GSM
MODEM
BTS / Mobile
provider
RS232
GSM
GSM
MODEM
MODEM
RS232
ANALOG
MODEM
RS232
ANALOG
ANALOG
MODEM
MODEM
COM1 Mode
must be set to
Ethernet
RJ45
LAN / WAN /
INTERNET
Ethernet
LAN / WAN /
RJ45
INTERNET
142
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