
Machine Automation Controller
NX1
19
Built-in
EtherNet/IP
port
Number of ports
2
Physical layer
10BASE-T/100BASE-TX
Frame length
1,514 bytes max.
Media access method
CSMA/CD
Modulation
Baseband
Topology
Star
Baud rate
100 Mbps (100BASE-TX)
Transmission media
STP (shielded, twisted-pair) cable of Ethernet category 5, 5e or higher
Maximum transmission distance between Ethernet
switch and node
100 m
Maximum number of cascade connections
There are no restrictions if an Ethernet switch is used.
CIP service: Tag
data links (cyclic
communications)
Maximum number of connections
32 per port
64 total
Packet interval *
7
Can be set for each connection.
1 to 10,000 ms in 1-ms increments
Permissible communications band
12,000 pps
*
8
*
9
(including heartbeat, CIP Safety routing)
Maximum number of tag sets
32 per port
40 total
*
10
Tag types
Network variables
CIO/WR/HR/DM
Number of tags per connection
(i.e., per tag set)
8 (7 tags if Controller status is included in the tag set.)
Maximum number of tags
256 per port
512 total
Maximum link data size per node
(total size for all tags)
19,200 bytes per port
38,400 bytes total
Maximum data size per connection
600 bytes
Maximum number of registrable
tag sets
32 per port
40 total
*
10
(1 connection = 1 tag set)
Maximum tag set size
600 bytes (Two bytes are used if Controller status is included in the tag set.)
Multi-cast packet filter *
11
Supported.
CIP message
service: Explicit
messages
Class 3 (number of connections)
32 per port
64 total
(clients plus server)
UCMM (non-
connection
type)
Maximum number
of clients that can
communicate at
one time
32 per port
64 total
Maximum number
of servers that can
communicate at
one time
32 per port
64 total
CIP Safety routing
Maximum number of routable CIP
Safety connections
16 total
Maximum routable safety data
length per connection
32 bytes
Number of TCP sockets
60
Item
NX102-
12
11
10
90