Rockwell Automation 1797-OE8 FLEX Ex Analog Modules User Manual - Manual (Page 30)

Publication 1797-6.5.1 - May 2005
2-14 Understanding Configurable FLEX Ex Analog Module Features
Analog Input Modules (1797-IE8 and -IE8NF) Image Table
Mapping
Table 2.6 Input Map (Read Words)
Table 2.7 Output Map (Write Words)
Bit
→
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Word
↓
Read
0 Channel 0 Input Data
1 Channel 1 Input Data
2 Channel 2 Input Data
3 Channel 3 Input Data
4 Channel 4 Input Data
5 Channel 5 Input Data
6 Channel 6 Input Data
7 Channel 7 Input Data
8 Ovr
Alm
ch
7
Ovr
Alm
ch
6
Ovr
Alm
ch
5
Ovr
Alm
ch
4
Ovr
Alm
ch
3
Ovr
Alm
ch
2
Ovr
Alm
ch
1
Ovr
Alm
ch
0
Und
Alm
ch
7
Und
Alm
ch
6
Und
Alm
ch
5
Und
Alm
ch
4
Und
Alm
ch
3
Und
Alm
ch
2
Und
Alm
ch
1
Und
Alm
ch
0
9 Rm
Flt
ch
7
Rm
Flt
ch
6
Rm
Flt
ch
5
Rm
Flt
ch
4
Rm
Flt
ch
3
Rm
Flt
ch
2
Rm
Flt
ch
1
Rm
Flt
ch
0
Lo
Flt
ch
7
Lo
Flt
ch
6
Lo
Flt
ch
5
Lo
Flt
ch
4
Lo
Flt
ch
3
Lo
Flt
ch
2
Lo
Flt
ch
1
Lo
Flt
ch
0
10 Diagnostic Status
11 Res
Flg
Module command response Module response data
Where: ch = channel
Ovr Alm = Overrange Alarm
Und Alm = Underrange Alarm
Rm Flt = Remote Fault
Lo Flt = Local Fault
Res Flg = Response Flag
Bit
→
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Word
↓
Write
0 High and Low Error Level U/D
0-3 Filter Cutoff 0-3 Data Format Flt
Md
1 High and Low Error Level U/D
0-3 Filter Cutoff 0-3 Data Format Flt
Md
2 Cd
Flg
Module command Module command data
Where: Out Enbl = Output Enable
U/D = up/down
Flt Md = Fault Module
Cd Flg = Command Flag