Allen-Bradley 1794ASB Series B User Manual

3–8 Communicating with FLEX I/O Modules
Publication 17946.5.3 - May 1996
8point Discrete Input Module Image Table Mapping - 1794IA8
Input Image
Output Image
Word n
Word n
Module Image
Inputs
Delay
Time
Remote I/O Image
Example
Address
I:013
O:013
Not used
Not used
Memory Map of 8-point Discrete Input Module Image Table –
1794-IA8
Decimal Bits 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
(Octal Bits) 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Input word Not used D7 D6 D5 D4 D3 D2 D1 D0
Output word Not used
DT 12-15
(14-17)
DT 00-1 1
(00-13)
Where D = Input Data
DT = Input Delay T ime
Input Delay Times for the 1794-IA8 Input Module
Bits Description Maximum Delay Time
02 01 00 Delay Time for Inputs 00-07 Off to On On to Off
0 0 0 Delay T ime 0 (default) 8.6ms 26.6ms
0 0 1 Delay T ime 1 9ms 27ms
0 1 0 Delay T ime 2 10ms 28ms
0 1 1 Delay T ime 3 12ms 30ms
1 0 0 Delay T ime 4 17ms 35ms
1 0 1 Delay T ime 5 26ms 44ms
1 1 0 Delay T ime 6 43ms 61ms
1 1 1 Delay T ime 7 78ms 96ms

Allen-Bradley 1794ASB Series B Specifications

General

Brand	Allen-Bradley
Model	1794ASB Series B
Category	Adapter
Language	English