Allen-Bradley 1794ASB Series B User Manual

3–5 Communicating with FLEX I/O Modules
Publication 17946.5.3 - May 1996
To see mapping for: Refer to:
16 Input Discrete Module (1794IB16 page 3-5
16 Output Discrete Module (1794OB16) page 3-6
8 Input Discrete Module (1794IB8S) page 3-6
10 Input/6 Output Discrete Combo Module (1794IB10XOB6) page 3-7
8 Input Discrete Module (1794IA8) page 3-8
8 Output Discrete Module (1794OA8) page 3-9
8 Relay Output Discrete Module (1794OW8) page 3-9
16point Discrete Input Module Image Table Mapping - 1794IB16
Module Image
Inputs
Delay
Time
Input Image
Output Image
Word n
Word n
Remote I/O Image
Example
Address
I:010
O:010
Not used
Memory Map of 16-Point Discrete Input Module Image Table –
1794-IB16
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 D15 D14 D13 D12 D11 D10 D9 D8 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-IB16 Input Module
Bits Description
02 01 00 Delay Time for Inputs 00-11 (00-13)
Selected
Delay Time
05 04 03 Delay Time for Inputs 12-15 (14-17)
Delay
Time
0 0 0 Delay T ime 0 (default)
512µs
0 0 1 Delay T ime 1 1ms
0 1 0 Delay T ime 2 2ms
0 1 1 Delay T ime 3 4ms
1 0 0 Delay T ime 4 8ms
1 0 1 Delay T ime 5 16ms
1 1 0 Delay T ime 6 32ms
1 1 1 Delay T ime 7 64ms

Allen-Bradley 1794ASB Series B Specifications

General

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