Rockwell Automation 1785-ENET PLC-5 Ethernet Interface Module Installation Instructions User Manual

Page 22

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22 PLC-5 Ethernet Interface Module

Publication 1785-IN019B-EN-P - January 2007

Enter configuration information in the appropriate fields.

This Field

Specifies

Configure by Doing the Following

Diagnostics file

The file containing the
channel’s status
information

Cursor to the field, type an unused integer file number (10...999), and press
Enter.

The system creates an integer file 44 words long.

Important: Do not assign a diagnostic file number that is the I/O status file you
assigned to another communication channel or any other used file.
Unpredictable machine action can result.

Important: You must define a diagnostics file for a channel configured for
anything but unused (even if you are not using the channel) if you want status
information for that channel.

Ethernet
address

The interface module’s
Ethernet hardware
address

Display only

Assigned at factory and cannot be changed.

Displayed as a set of 6 bytes (in hex), separated by colons.

IP address

The interface module’s
Internet address

Cursor to the field, and enter an address in this form:

a.b.c.d Where: a, b, c, d are between 1...254 (decimal)

You must specify the IP address to have the interface module connect to the
TCP/IP network. Do not use 0 or 255 as a, b, c, or d in the IP address.

BOOTP enable

Whether BOOTP is
enabled

Cursor to the field and specify No (for manual configuration).

Before you disable BOOTP, make sure you have an IP address specified. With
BOOTP set to No, the interface module uses the parameters that you specify
locally.

MSG conn
timeout

The number of ms allowed
for an MSG instruction to
establish a connection
with the destination node

Cursor to the field, and enter a timeout period in ms. (The interface module
rounds to the nearest 250 ms.) The valid range for a timeout period is 0...65,535
ms.

The default is 15,000 ms.

MSG reply
timeout

The number of ms the
Ethernet interface waits
for a reply to a command it
initiated (through an MSG
instruction)

Cursor to the field, and enter a timeout period in ms. (The interface module
rounds to the nearest 250 ms.) The valid range for a timeout period is 0...65,535
ms.

The default is 3,000 ms.

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