How Communication Takes Place and I/O Image Table Mapping
3170-PDP
♦
FLEX Platform
FLEX I/O™ PROFIBUS Adapter
ProSoft Technology, Inc.
Page 23 of 152
August 23, 2007
Module Description
Catalog Number
Isolated Analog Modules
1794-IF4I
1794-OF4I
1794-IF2XOF2I
Relay Modules
1794-OW8
1793-OW4(S)
Special Modules
1794-IR8
1794-IRT8
1794-IT8
1794-IJ2
1794-ID2
1794-IP4
1203-FM1
Bentley Nevada Autoc
BN 1701-15 Rad Vib Mon
BN 1701-15 Thrust Mon
BN 1701-25 Vel In Mon
BN 1701-25 Acc In Mon
The following topics show typical examples from Rockwell Automation product
literature.
3.2.1 1794-IB16
–
16-point
Discrete Input Module Image Table
Mapping
Module Image
Inputs
Delay
Time
Input Size
Output Size
1 or 2 Words
0 or 1 Word
Not used
Not used
I/O Image
Delay
Time
Read
Write
1794-IB16 Memory Map
Decimal
Bit
15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00 Size
Octal
Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00 Read
Words
D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Read
Word 1
Not used
Read
Word 2
Not used
DT 12 to
15
DT 00 to 11 Write
Word 1
Where D = Input Data (D0 corresponds to input 0, D1 corresponds to input 1, etc.
DT = Input Delay Time (DT 00 to 11 corresponds to inputs 0 thru 11; DT 12 to 15 corresponds to
inputs 12 thru 15)
Содержание inRAx 3170-PDP
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