Rockwell Automation POINTBlock Series User Manual page 122

120 POINT I/O Module Data
Publication 1734-UM001D-EN-P - April 2008
The 1734D-IA8XOW8 module produces one byte of input data (scanner Rx)
status) It consumes one byte of output data (scanner Tx).
Default Data Map for the 1734D-IA8XOW8 ac Input/Relay Output Module
Message Size: 1 Byte
7 6
Produces Ch7 Ch6
(scanner Rx)
Where:0 = off, 1 = on
Message Size: 1 Byte
7 6
Consumes Ch7 Ch6
(scanner Tx)
Where: 0 = off, 1 = on
The 1734D-IA16 module produces two bytes of input data (scanner Rx). It
does not consume output data (scanner Tx).
Default Data for the 1734D-IA16 Module
Message Size: 2 Bytes
15 14 13
Produces (Rx) I15 I14 I13
Consumes (Tx)
Where: I0 = channel 0, I1 = channel 1; 0 = off, 1 = on
For 1734D-IB16 modules, I/O messages are sent to (consumed) and received
from (produced) the POINTBlock I/O modules. These messages are mapped
into the processor's memory. This module produces two bytes of input data
(scanner Rx) and does not consume output data (scanner TX).
Default Data for the 1734D-IB16 Module
Message Size: 2 bytes
15 14 13
Produces (Rx) I15 I14 I13
Consumes (Tx)
Where: I0 = channel 0, I1 = channel 1; 0 = off, 1 = on
5 4 3 2 1
Ch5 Ch4 Ch3 Ch2 Ch1
5 4 3 2 1
Ch5 Ch4 Ch3 Ch2 Ch1
12 11 10 9 8 7
I12 I11 I10 I9 I8 I7
No consumed data
12 11 10 9 8 7
I12 I11 I10 I9 I8 I7
No consumed data
0
Ch0 Input Data
0
Ch0 Output Data
6 5 4 3 2 1 0
I6 I5 I4 I3 I2 I1 I0
6 5 4 3 2 1 0
I6 I5 I4 I3 I2 I1 I0