Pepperl+Fuchs ICDM-RX/MOD Manual page 19

ICDM-RX/MOD User Manual
Overview
This functionality is described in the following diagram:
Note 1:Originally received Modbus messages. All responses will be returned with the original device ID.
Note 2:Modbus messages sent to and responses received from Modbus Message Routing Handler.
Depending on the Alias ID configuration, these messages may contain the originally received
device ID or the alias device ID.
Note 3:Modbus messages received from the Modbus Message Routing Handler. Depending on the Alias
ID configuration, these messages may contain the originally received device ID from the Modbus
master or the alias device ID. All responses contain the device ID as received from the Modbus
Message Routing Handler.
Note 4:Modbus messages sent to Modbus serial slaves. Depending on the Device ID Offset configuration
for the serial port, these messages may be the same as those received from the Modbus Message
Routing Handler or have a device ID that has been either incremented or decremented to match
the serial device ID range.
Note 5:Modbus messages received from the Modbus Message Routing Handler. Depending on the Alias
ID configuration, these messages may contain the originally received device ID from the Modbus
master or the alias device ID. Device ID Offset functionality does not apply to Modbus/TCP
slaves.
Alias Device ID and Device ID Functionality
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