Rockwell Automation Publication 1769-UM021I-EN-P - May 2018 133
Communicate over Networks Chapter 6
Table 6 - CompactLogix 5370 Controller EtherNet/IP Network Port Specifications
Cat. No. Connections CIP
Unconnected
Messages
(backplane +
Ethernet)
Packet Rate Capacity
(packets/second)
(2)
SNMP
Support
(password
required)
Media
Support
Produced/Consumed
Tags
Controller TCP CIP I/O HMI/MSG Number of
Multicast
Tags,
max
(3)
Unicast
Available
1769-L16ER-BB1B 256 120 256 256 6000 @ 500
bytes/
packet
400
messages/s
@ 20%
comm.
timeslice
Yes Twisted Pair 32 multicast
produced
tags
128 unicast
produced
tags
Yes
1769-L18ER-BB1B
1769-L18ERM-BB1B
1769-L24ER-QB1B
1769-L19ER-BB1B
1769-L24ER-QBFC1B
1769-L27ERM-QBFC1B
1769-L30ER
1769-L30ERM
1769-L30ER-NSE
1769-L33ER
1769-L33ERM
1769-33ERMO
1769-L36ERM
1769-L36ERMO
1769-L37ERM
1769-L37ERMK
1769-L37ERMO
(1)
1769-L38ERM
1769-L38ERMK
1769-L38ERMO
(1)
(1) Available at software version 31 and firmware revision 31.
(2) Total packet rate capacity = I/O Produced Tag, max + HMI/MSG, max Packet rates vary depending on packet size. For more detailed specifications, see the capacity section of the EDS file for the catalog
number.
(3) These are the maximum numbers of CIP I/O connections.