User's Manual

Elpro Technologies 450U-E Wireless Ethernet Modem & Device Server User Manual
Rev Version 1.4.0 www.cooperbussmann.com/wirelessresources 47
Input/Output Configuration 3.13
The 450U-E has a single physical on-board I/O channel that can be configured as either a Digital or an Analog via the web
interface. The Digital channel can also act as an input or an output.
The 450U-E also has a number of internal register locations that are used for monitoring internal I/O, general purpose I/O
registers and module information as well as an area of memory that will hold the values from any expansion I/O modules
that maybe connected to the serial ports.
I/O Configuration
Configuration of the physical I/O (Analog Input or the Digital Input/output) is done by select
accessed from the main right hand web links.
Selecting the
change the name of the channel to something
more descriptive, i.e. Tank Level, etc and it also allows you to change
the input mode from Digital Input /Output to Analog.
When the I/O mode and name have been changed you must press
effect.
The default I/O Mode is Digital Input/Output
Analog Input Configuration
Figure 55 - Input Mode
and Activate Changes
The I/O channel can be configured to accept a 0-20mA current sinking analog input.
The default settings should suffice for most applications however the following parameters can be adjusted to suit the
application if needed.
Figure 54 - I/O Configuration
Figure 55- Input Mode
Figure 56 - Analog Input