NXR-ILM08C-EIT
8
EtherNet/IP Communications Specifications
*1. If tag data links are used, use 100BASE-TX.
*2. The maximum number of connections is 10 when tag data links (Class 1), Class 3, and UCMM are used simultaneously.
*3. You can configure output retention, clear, and other settings during Idle. Refer to the NXR-series IO-Link Master Unit for EtherNet/IP
TM
User’s
Manual (Cat.No.W619) for details.
Item Specification
Communications protocols
EtherNet/IP protocol
• Implicit messages (Class1)
• Explicit messages (Class 3, UCMM)
Modulation Baseband
Link speed 10 Mbps or 100 Mbps
Ethernet physical layer 100BASE-TX or 10BASE-T (100BASE-TX is recommended.) *1
Ethernet switch Layer-2 switch
Transmission media
Category 5 or higher twisted-pair cable
(Recommended cable: double shielded cable with aluminum tape and braiding)
Transmission distance 100 m or less (Distance between nodes and between hub and node)
Topology Line, Star, Tree, Ring
Number of connected Units
• Line, Star
No restrictions
•Tree
There is no restrictions in the number of cascade connections when an
Ethernet switch is used.
•Ring
Dependent on the ring supervisor specifications.
EtherNet/IP tag data
links
Number of connections 5 *2
Packet interval (RPI) 1 to 10,000 ms
Allowed communications
bandwidth per Unit
4,000 pps
Explicit messages
Class 3 (number of connections)
5 *2
However, the maximum number of connections per originator is 2
UCMM (unconnected) Supported *2
EtherNet/IP I/O connection size
Input: 296 bytes max. (including input data, status, and unused areas)
Output: 258 bytes max. (including output data and unused areas)
Support functions
Supported services
Tag data link, CIP message communications, automatic clock adjustment (NTP/
SNTP client), BOOTP client, DHCP client
IP address duplication detection Provided
Run/Idle header Supported *3
QuickConnect Supported
DLR Ring nodes supported
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