Configuring The M-Bus Modem On The Bus (Mod003) - Relay MOD002 User Manual

The M-Bus application program may also contain the initialization string "AT&FU1<CR>",
which will then be transmitted to the modem with every program start or before the telephone
connection is setup. Modern M-Bus programs have been developed for the MS Windows
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Windows 98 / NT / XP
a Windows internal modem driver (Tapi devices). A diskette containing an installation file
Mdmrelay.inf for Windows operating systems is supplied as part of the delivery scope of the
M-Bus modem for the PC.
An Example of the Installation of the M-Bus Modem Driver for MS Windows 95 / 98 /NT /XP
•
Insert the supplied diskette with the INF file in the PC drive
•
Select system control with Start / Settings
•
Start the modem configuration by double clicking on the "Modems" symbol
•
Click Append / Select modem / Diskette / OK in succession
•
Select Relay M-Bus modem 2400 bps (300 bps) (select desired modem with 2400 baud
or 300 baud)
Baud rate, data format (8E1) and initialization string (AT&FU1) are setup after the modem
driver has been installed. The driver for the M-Bus modem can be selected and used in the
application program now.

4. Configuring the M-Bus Modem on the Bus (MOD003)

The modem on the bus requires an M-Bus level converter with serial RS-232C interface. A
special serial cable with the following assignment has been supplied:
M-Bus - MODEM
GmbH, Stettiner Str. 38, D-33106 Paderborn
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operating systems. They communicate with a modem by means of
Interface Cable Assignment for Bus Modem
31.01.07, Version 2.0
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