Rockwell Automation 1794-OE8H, Series B Flex I/O Output HART Module Installation Instructions User Manual
Page 15

FLEX I/O 8 Output HART Analog Module 15
Publication
1794-IN109D-EN-P - January 2014
Byte Order Configuration
Byte Order
Group B
Byte Order
Group A
Description
(1)
Bit 9 Bit 8 Bit 1 Bit 0
0
0
0
0
Little Endian Format (Default) = All data entries in true little
Endian format.
1
0
1
0
Word Swap = Word swap only values requiring more then one
word,
for example: 32 bit float values.
0
1
0
1
Byte Swap (reserved for future implementation) = Byte swap all
words in data table.
1
1
1
1
Big Endian Format (reserved for future implementation) = All data
entries in true Big Endian format.
(1)
All other combinations are invalid. Values will Revert to the last valid configuration (in case of original
start-up this would be default configuration) and set module Diagnostic Status to "2" configuration
failure.
Data Format - Write Words 2 and 3
Data
Format
Bits
Format
Signal Range User Range
Resolution
15 14 13 12
11 10 9
8
7
6
5
4
LO
HI
LO
HI
3
2
1
0
0
0 0 0 0 0…20 mA as
Milliamps
0.00
22.00
0
(0.000 mA)
22000
(22.000 mA)
0.1% of
0...20 mA
1
0 0 0 1 0…20 mA as
%
0.00
22.00
0
(0%)
11000
(110.00%)
0.2% of
0...20 mA
2
0 0 1 0 Not assigned
3
0 0 1 1 0…20 mA as
unsigned
integer
0.00
20.00
0
(0.000 mA)
65535
(22.000 mA)
0.03% of
0...20 mA
4
0 1 0 0 4…20 mA as
mA
2.00
22.00
2000
(2.000 mA)
22000
(22.000 mA)
0.01% of
4...20 mA
5
0 1 0 1 Not assigned
Not assigned
6
0 1 1 0