Rockwell Automation 1794-OE8H FLEX I/O HART Analog Modules User Manual - Manual (Page 19)

Publication 1794-UM063A-EN-P - March 2006
About the FLEX I/O HART Analog Modules 1-3
Physical Features of Your
Analog I/O Module The module label identifies the keyswitch position, wiring and module
type. Use the removable label to note individual designations per
your application.
Indicators
Indicators are provided to identify input or output fault conditions, and to
show when power is applied to the module. For example, the 1794-IE8H
module is shown below.
Use Alarms on the
1794-IE8H Module The 1794-IE8H FLEX I/O module is capable of generating four alarms:
• Underrange
• Overrange
• Remote Fault
• Local Fault
These alarm conditions are described in general terms and as they relate to bits
on the FLEX I/O module on the following pages. The following graphic
shows at what values these alarms are generated for Data Format 4.
42054HART
PWR
1794-IE8H
8 CH HART ANALOG INPUT
IN1 IN0 IN2 IN3 IN4 IN5 IN6 IN7
3
I/O
1794-IE8H
Module Type
Removable Label
Keyswitch Position
Indicator (#3)
Power On Indicator
Input Designators