Rockwell Automation 1794-APB/B FLEX I/O PROFIBUS Adapter Module User Manual - Manual (Page 71)

2–51 How Communication Takes Place and I/O Image Table Mapping
Publication 1794ĆUM057B-EN-P - November 2001
Table 2.A
Configuring Your Outputs for the 1794ĆIF2XOF2I Analog Combo
Module
Configuration Bits
MSD LSD
Nominal
Range
Data Type
Output Values
Hexadecimal Decimal
Update
Rate
0 0 0 1 4Ć20mA 2' complement <0000-7878> <0000-30840> 5.0ms
0 0 1 0 +10V 2' complement <8618-79E8> <-31208-31208> 2.5ms
0 0 1 1 +5V 2' complement <8618-79E8> <-31208-31208> 2.5ms
0 1 0 0 0Ć20mA 2' complement % 0-10000> 0-10000> 5.0ms
0 1 0 1 4Ć20mA 2' complement % <0-10000> <0-10000> 5.0ms
0 1 1 0 0Ć10V 2' complement % 0-10000> 0-10000> 5.0ms
0 1 1 1 +10V 2' complement <-10000-10000> <-10000-10000> 5.0ms
1 0 0 0 0Ć20mA binary 0000-F3CF> 0000-62415> 2.5ms
1 0 0 1 4Ć20mA binary 0000-F0F1> 0000-61681> 5.0ms
1 0 1 0 0Ć-10V binary 0000-F3CF> 0000-62415> 2.5ms
1 0 1 1 0Ć5V binary 0000-F3CF> 0000-62415> 2.5ms
1 1 0 0 4Ć20mA offset binary <8000-F9E8> 32768-63976> 2.5ms
1 1 0 1 +20mA offset binary <8000-F878> <32768-63608> 5.0ms
1 1 1 0 +10V offset binary <0618-F9E8> <1560-63976> 2.5ms
1 1 1 1 +5V offset binary <0618-F9E8> <1560-63976> 2.5ms
Word/Bit Descriptions for the 1794-IF2XOF2I Analog Combo
Module
Word
Decimal Bit
(Octal Bit)
Definition
Word 0
Bits 00-15
(00-17)
Input Channel 0 input data - 16Ćbit unipolar; 15Ćbit plus sign bipolar
Word 1
Bits 00-15
(00-17)
Input Channel 1 input data - 16Ćbit unipolar; 15Ćbit plus sign bipolar
Word 2
Bits 00-15
(00-17)
Read Back Output Channel 0 - During normal operation, it is a copy of the output of
channel 0. During an EN transition, it is the condition of the output as determined by
S1 and S0.
Word 3
Bits 00-15
(00-17)
Read Back Output Channel 1 - During normal operation, it is a copy of the output of
channel 1. During an EN transition, it is the condition of the output as determined by
S1 and S0.
Word 4
Bits 00-15
(00-17)
Real Time Sample. The fixed time period you set telling the module when to provide
data to the processor.