1 Introduction to NJ-series Controllers
1-8
NJ-series CPU Unit Hardware User’s Manual (W500)
Periph-
eral USB
port
Supported services Sysmac Studio connection
Physical layer USB 2.0-compliant B-type connector
Transmission distance 5 m max.
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 (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
communica-
tions)
Maximum number of connec-
tions
32
Packet interval
*7
Can be set for each connection.
1 to 10,000 ms in 1-ms increments (*)
Permissible communications
band
3,000 pps
*8
(including heartbeat) (*)
Maximum number of tag sets 32
Tag types Network variables, CIO, Work, Holding, DM, and EM Areas
Number of tags per connec-
tion (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 con-
nection
600 bytes
Maximum number of registra-
ble 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
*9
Supported
CIP mes-
sage ser-
vice:
Explicit
messages
Class 3 (number of connec-
tions)
32 (clients plus server)
UCMM
(non-con-
nection
type)
Maximum num-
ber of clients
that can commu-
nicate at one
time
32
Maximum num-
ber of servers
that can commu-
nicate at one
time
32
Number of TCP sockets 30 (*)
Item
NJ501- NJ301- NJ101-
5 4 3 12 11 10 90
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