Rockwell Automation 1738-ADNX ArmorPoint I/O DeviceNet Adapters - Manual (Page 37)

Publication 1738-UM001A-EN-P - February 2005
What Is the ArmorPoint DeviceNet Adapter? 2-21
The following graphic shows how the adapter maps information.
DeviceNet
Scanner
INPUT DATA
DeviceNet
Subnet
DeviceNet
DeviceNet Poll Buffer
42406
248 bytes
+ 2 bytes status
ArmorPoint DeviceNet Adapter
DeviceNet Strobe Buffer
DeviceNet COS/CYC Buffer
OUTPUT DATA
Poll OR COS (inst 2)
248 + 2 bytes
6 + 2 bytes
248 bytes
+ 2 bytes status
I/O MAPPING
Subnet Modules