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Setting the data rate – Rockwell Automation 20-750-ENETR PowerFlexDual-Port EtherNet/IP Option Module User Manual

Page 38

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38

Rockwell Automation Publication 750COM-UM008A-EN-P - July 2012

Chapter 3

Configuring the Option Module

Setting the Data Rate

By default, the option module is set to autodetect, so it automatically detects the
data rate and duplex setting used on the network. If you need to set a specific data
rate and duplex setting, the value of

Device Parameter 19 - [Net Rate Cfg 1]

determines the Ethernet data rate and duplex setting that will be used to
communicate on the option module’s ENET1 network port. For definitions of
data rate and duplex, see the

Glossary

.

1.

Set the value of

Device Parameter 19 - [Net Rate Cfg 1] to the data rate at

which your network is operating.

If the option module’s ENET2 network port will be used to connect
another drive in a linear or DLR network topology, set the value of

Device

Parameter 21 - [Net Rate Cfg 2]

to the appropriate data rate.

2.

Reset the option module; see

Resetting the Option Module on page 49

.

TIP

Auto detection of baud rate and duplex works properly only if the
device (usually a switch) on the other end of the cable is also set to
automatically detect the baud rate/duplex. If one device has the baud
rate/duplex hard-coded, the other device must be hard-coded to the
same settings.

Value

Data Rate

0

Autodetect (default)

1

10 Mbps Full

2

10 Mbps Half

3

100 Mbps Full

4

100 Mbps Half

ESC

ENTER

Stopped

0.00 Hz

AUTO

F

Edit Net Rate Cfg 1

Autodetect

0

0 << 4