User Manual User Manual

Rockwell Automation Publication 1794-UM010D-EN-E - July 2013 17
Chapter 2
Install Your FLEX I/O VHSC Module
Overview
This chapter describes how to physically install the 1794-VHSC adapter on the
DIN rail and connect it to the EtherNet/IP network.
Before You Install Your
Module
Before installing your 1794-VHSC very high speed counter module, you need to:
• Calculate the power requirements of all modules in the FLEX I/O system,
and,
• Position the keyswitch on the terminal base.
Power Requirements
The wiring of the terminal base unit is determined by the current draw through
the terminal base. Make certain that the current draw does not exceed 10 A.
Methods of wiring the terminal base units are shown in Wiring Inform
ation on
page 23.
Topic Page
Before You Install Your Module
17
Power Requirements 17
Install the Module 18
Mount on a DIN Rail 18
Mount on a Panel or Wall 20
Mount the 1794-VHSC Module on the Terminal Base
Unit
21
Wiring Information 23
Connect Wiring to the FLEX I/O VHSC Input Module 24
Connect Wiring Using a 1794-TB3G, 1794-TB3GK or
1794-TB3GS Terminal Base Unit
24
ATTENTION: Total current draw through the terminal base unit is
limited to 10 A. Separate power connections may be necessary.