Allen-Bradley 1794-IE8H User Manual

Publication 1794-UM063A-EN-P - March 2006
Configurable FLEX I/O Analog Module Features 2-11
Fault Alarm
Fault Alarm selects whether the channel pair fault detection is enabled or
disabled. There is a 100 Hz (10 ms) filter for wire off or lead break detection.
Use your programming software to set the Fault Alarm. Set the feature bit
to 0 to disable the alarm. Set the bit to 1 to enable wire off/lead break
fault detection.
10 Not Assigned
11 D/A count
as 0…20
mA
0.28% of
0…20 mA
0…22 mA 0…8000
(0…22 mA)
363 Min=0 mA
Max=22 mA
Hold
last=hold
50%=11 mA
12 4…20 mA — — Not assigned — — —
13 % as
4…20 mA
0.16% of
4…20 mA
3…21 mA -625 …+10625
(2’s complement)
(-6.25…+106.25
%)
625 Min=3 mA
Max=21 mA
Hold
last=hold
50%=12 mA
14 % as
4…20 mA
0.16% of
4…20 mA
2…22 mA -1250…+11250
(2’s complement)
(-12.50…+112.5
0%)
625 Min=2 mA
Max=22 mA
Hold
last=hold
50%=12 mA
15 Not Assigned
Table 2.4 1794-OE8H Data Formats
Data
Format
Format Resolution Full
Output
Range
Module Data Processing Data Table Value
(Interpretation)
Count
per mA
Analog Fault
State
Output = 22
datatable
(
8000
)
Output = 16
datatable
(
10000
)
+ 4
Output = 16
datatable
(
10000
)
+ 4

Allen-Bradley 1794-IE8H Specifications

General

Brand	Allen-Bradley
Model	1794-IE8H
Category	Control Unit
Language	English