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Rockwell Automation 2706-M1 MESSAGEVIEW 421 HARDWARE MANUAL User Manual

Page 13

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1–6

Terminal Overview

Publication 2706–816

Back View

Bottom View

Item

Description

1

Terminal Power Port for 24V DC input. Accepts 18 to 30V DC.

2

RS-232 communications port connects to the RS-232 serial port of a computer
for transferring applications.

3

Comm LED indicates when communications is occurring.

4

Fault LED indicates firmware and hardware faults.

5

Mounting studs secure the MessageView to an enclosure or panel.

6

Connection label provides connector pin descriptions and other product in-
formation.

7

Nameplate label provides catalog number, series letter, fuse rating, power input
and other product information.

8

Remote I/O connector (Catalog No. 2706-M1N1).