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Application Note 455U-D Radio Modem with Profibus

Issue 1.0 – December/06

©ELPRO Technologies Pty Ltd

Page 3 of 6

app_455UD_PROFIBUS_1.0.doc

455U-D Modem Configuration

Configuration can be made via the 455U Configuration Utility or via Hayes commands using a

terminal package such as ProComm or HyperTerminal. User manual will give full details on the

actual addressing formats. Below is a brief overview of the settings needed.

System Address is the

same for all units.

Individual Unit

addresses for each

mode

RS485 Path is for the

Address that the

message will go to.

128 is Broadcast

Address for RS485.

Return messages

RS485 Path Address

129 is indicating that

all messages will go

back to Unit Address

This box must be

checked when using

Broadcast feature on

all remote Slave

modems

Refer user manual for

further information on

addressing.

System Address to

be the same for all

modems.

Unit address to be

different on each

modem.

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Elpro Technologies 105U-G Spécifications Page 55