Chapter 9 Ethernet Specification and Operation
9-11
*1: The maximum connection quantity is the sum of client connections and server connections. If the number of client
connections is 10 and the number of server connections is 8. The sum of the connections is 18.
*2: Numbering is used for connections via the communication port. You can use connection 1 in TCP mode or UDP
mode and up to 4 connections can be made per transmission. If connection 1 is used in TCP mode, the same connection
number cannot be used in UDP mode.
9.3.2 EtherNet/IP Specification
Item AS300 Series AS200 Series Remarks
General
Device type
Scanner / Adapter
Topology type
Star topology
CIP Network I/O
Connection
CIP connection
number
Scanner: 32
Adapter: 8
Scanner: 16
Adapter: 8
TCP connection
number
16
(Clients +
Servers)
8
(Clients +
Servers)
Requested Packet
Interval (RPI)
5 ms – 1000 ms
Max. Transmission
Speed
3000 pps
Max. Data Length/per
transmission
500 bytes
CIP Network Explicit
Message
Class 3
(Connected Type)
Scanner: 16
Adapter: 8
Scanner: 8
Adapter: 8
UCMM
(Non-Connected
Type, only uses TCP
connections)
Total 16
(for all connection
types)
Total 8
(for all connection
types)
CIP Objects
Identity, Message Router, Assembly,
Connection Manager, Port, TCP/IP
interface, Ethernet link, Vendor
specific
CIP Network TAG
Max. Consumed TAG
Number
32 16
Max. Produced TAG
32 16