Rockwell Automation POINTBlock Series User Manual page 114

112 POINT I/O Module Data
Default Data Map for the 1734-OE2C Analog Output Module
Message Size: 4 Bytes
15
Consumes (Tx) Output Channel 0 High Byte
Output Channel 1 High Byte
Message Size: 2 Bytes
15
Produces (Rx) High Byte - Channel 1 Status
Not used
Where: CF = Channel Fault status; 0 = no error, 1 = fault
CM = Calibration Mode; 0 = normal, 1 = calibration mode
LCA = Low Clamp Alarm; 0 = no error, 1 = fault
HCA = High Clamp Alarm; 0 = no error, 1 = fault
Default Data Map for the 1734-OE2V Analog Output Module
Message Size: 4 bytes
15
Consumes (Tx) Output Channel 0 High Byte
Output Channel 1 High Byte
Message Size: 2 Bytes
Produces (Rx) High Byte - Channel 1 Status
Not used
Where: CF = Channel Fault status; 0 = no error, 1 = fault
CM = Calibration Mode; 0 = normal, 1 = calibration mode
LCA = Low Clamp Alarm; 0 = no error, 1 = fault
HCA = High Clamp Alarm; 0 = no error, 1 = fault
Publication 1734-UM001D-EN-P - April 2008
14 13 12 11
14 13 12 11
HCA
The 1734-OE2V module:
• consumes 4 bytes of data (scanner Rx) in this format:
– Channel 0 Data (2 bytes)
– Channel 1 Data (2 bytes)
• produces 2 bytes of data (scanner Tx) in this format:
– Channel 0 Status (1 byte)
– Channel 1 Status (1 byte)
14 13 12 11 10
HCA LCA
10 09 08 07 06
Output Channel 0 Low Byte
Output Channel 1 Low Byte
10 09 08 07 06
Low Byte - Channel 0 Status
LCA CM CF Not used
09 08 07 06
Output Channel 0 Low Byte
Output Channel 1 Low Byte
Low Byte - Channel 0 Status
CM CF Not used
05 04 03 02 01
05 04 03 02 01
HCA LCA CM
05 04 03 02
HCA LCA
00
00
CF
01 00
CM CF