User Manual, Firmware rev. 3.0 or LATER Owner's manual

Publication 1404-UM001F-EN-P - November 2009 101
Communication Chapter 4
DeviceNet Message Types
The power monitor supports the following DeviceNet message types.
xxxxxx = Destination MAC ID / node no. (6-bit field)
yyyyyy = Source MAC ID / node no. (6-it field)
DeviceNet Message Types
Group CAN Identifier
Field
Message Type
1 01101xxxxxx Slave’s I/O COS or Cyclic message
01111xxxxxx Slave’s I/O poll response or COS / Cyclic ACK message
2 10xxxxxx010 Master’s COS / Cyclic ACK message
10yyyyyy011 Slave’s explicit / unconnected response message
10xxxxxx100 Master’s explicit request message
10xxxxxx101 Master’s I/O poll command / COS / Cyclic message
10xxxxxx110 Group 2 only unconnected explicit message request
10xxxxxx111 Duplicate MAC ID check message
3 11101xxxxxx Unconnected explicit response
11110xxxxxx Unconnected explicit request
4 Not used