5.2.7 Communication management tables
Node status management is provided by means of the self-node management table, participating
node management table, and network management table.
(1) Self-node management table
The self-node management table is used to manage the self-node setup.
Node number
Area 1 data starting address for common memory
Area 1 data size for common memory
Area 2 data starting address for common memory
Area 2 data size for common memory
Higher layer status
Token surveillance timeout
Minimum frame interval
Vendor name
Maker form
Node name (equipment name)
Protocol version
FA link status
Self-node status
Table 5-2 Self-node Management Table
Name
Length
Description/data range
1 byte
1 to 254
2 bytes
Word address (0 to 0x1FF)
2 bytes
Size (0 to 0x1FF)
2 bytes
Word address (0 to 0x1FFF)
2 bytes
Size (0 to 0x1FFF)
2 bytes
RUN/STOP/ALARM/WARNING/NORMAL
1 byte
Variable in 1-s units
Variable in 100 µ s units
1 byte
10 bytes
Name of the vendor
10 bytes
Maker form/device name
10 bytes
User-defined node name
1 byte
Fixed at 0x80
1 byte
Entering/leaving, etc.
1 byte
Node number duplication detection, etc.
5-17
5 USER GUIDE