Westermo IDW-90 User Manual
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Remote configuration
The IDW-90 can be configured from a remote modem. To configure a IDW-90 any GSM ,
ISDN or PSTN modem can be used.
The modem used to configure is referred as “local modem”. Enable remote config by
setting DIP switch 4:7.
Please make sure that the remote IDW-90 is connected to the ISDN network and is
powered up.
… Connect the local modem to it’s media (ISDN, PSTN or GSM)
… Connect the PC’s com-port to the DTE interface of the local modem.
… Connect the power supply.
… Start a terminal emulation program (i.e. Windows Hyper-Terminal)
… Configure the local modem protocol
1. If local modem is a GDW-11/12 a normal GSM data connection should be used.
2. If local connection is ISDN, configure with the B channel protocol V110 9600 bit/s
3. If local connection uses some analogue modem, the modem has to be configured for
V32 modulation line speed 9600 bit/s.
… Set up a connection to the remote IDW-90 to be configured by using the normal
dial command: ATD
<++++>. The called remote IDW-90 shall acknowledges by requesting the remote
password. Please enter the correct password (default: no password, just return). Now
you can configure the remote IDW-90 using AT-commands. Password for remote con-
figuration is defined with AT*WRAP – Remote access password.
… Configure the parameter on the remote IDW-90 from your terminal program and
save the settings with AT&W.
Hang up the connection using the ATH command.
Generic I/O
The generic I/O gives the following functionality:
1. Establishing a data connection to a predefined target number
When the input is switched (pulsed), the modem establish a data connection to
the stored predefined number. After a time, specified in the modem, without data
exchange, the connection is released (inactivity timer).
2. Sending a SMS Message to a predefined targetnumber
When the input is switched (pulsed), the modem shall establish a connection to a SMS
service centre defined by a predefined number. The SMS Messages can handle at least
160 characters. TAP and UCP protocols are supported.
3. Sending a Text Message to a predefined targetnumber
When the input is triggered, the modem will establish a connection to the stored tel-
ephone number and transfer a predefined text message.
4. Switch the remote digital output
When the input is triggered, the modem will establish a connection to the stored
number of an remote unit and send out a command, that switches (pulses) the remote
output according to a predefined sequence.