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1 Introduction to NX-series Controllers
NX-series NX1P2 CPU Unit Hardware User’s Manual (W578)
1-2 Specifications
1
Built-in
Ether-
Net/IP
port
Number of ports 1
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/s (100BASE-TX)
Transmission media
STP (shielded, twisted-pair) cable of Ethernet cate-
gory 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 commu-
nications)
Maximum number of connections 32
Packet interval
*6
Can be set for each connection.
2 to 10,000 ms in 1-ms increments
Permissible communications band
3,000 pps
*7
(including heartbeat)
Maximum number of tag sets 32
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
Maximum link data size per node
(total size for all tags)
19,200 bytes
Maximum data size per connection 600 bytes
Maximum number of registrable
tag sets
32
(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
*8
Supported.
CIP message
service:
Explicit mes-
sages
Class 3 (number of connections)
32
(clients plus server)
UCMM
(non-connec-
tion type)
Maximum number
of clients that can
communicate at
one time
32
Maximum number
of servers that
can communi-
cate at one time
32
Number of TCP sockets 30
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