Datasheet

7
CJ1M-CPU1@-ETN
Comparison between Ethernet Functional Elements and Ethernet Units
The following table shows the differences between CJ1M CPU Units with Ethernet Functions and CJ-series Ethernet Units.
Unit Versions
Item CJ-series Ethernet Unit CJ1M CPU Units with Ethernet
Model number CJ1W-ETN21
CJ1M-CPU11-ETN
CJ1M-CPU12-ETN
CJ1M-CPU13-ETN
Physical layer 100BASE-TX, 10BASE-T Same
Number of nodes on FINS network 254 Same
Removing Ethernet functional element Possible Not possible
Server specification
Specification by IP address or host name
specifications (DNS client function)
Same
Communications
service
FINS communications
service
FINS/UDP
FINS/TCP
Same
FTP server function
The CPU Unit’s file memory (Memory Card or EM file
memory) can be read/written.
The CPU functional element’s file memory (Memory
Card only) can be read/written.
Automatic clock
information adjustment
The CPU Unit’s internal clock data can be
automatically adjusted to the clock data received
from the SNTP server
Same
Web functions
The Unit settings can be made and status can be
read from a Web browser using the Web server.
Same
Mail functions
Mail send functions
Mail receive functions
Not possible
Socket service function
TCP socket services
UDP socket services
Not possible
FINS commands
RESET Same
CONTROLLER DATA READ
Same
Responds to CJ1W-ETN21
CONTROLLER STATUS READ Same
ECHOBACK TEST Same
BROADCAST TEST (READ RESULTS) Same
BROADCAST TEST (SEND TEST DATA) Same
ERROR LOG READ Same
ERROR LOG CLEAR Same
REQUEST TO OPEN UDP SOCKET Not possible
REQUEST TO RECEIVE UDP SOCKET Not possible
REQUEST TO SEND UDP SOCKET Not possible
REQUEST TO CLOSE UDP SOCKET Not possible
REQUEST TO OPEN TCP SOCKET (PASSIVE) Not possible
REQUEST TO OPEN TCP SOCKET (ACTIVE) Not possible
REQUEST TO RECEIVE TCP SOCKET Not possible
REQUEST TO SEND TCP SOCKET Not possible
REQUEST TO CLOSE TCP SOCKET Not possible
EXECUTE PING COMMAND Same
REQUEST TO CHANGE REMOTE
NODE FOR FINS/TCP CONNECTION
Same
REQUEST TO READ STATUS FOR
FINS/TCP CONNECTION
Same
IP ADDRESS TABLE WRITE Same
IP ADDRESS WRITE Same
IP ADDRESS TABLE READ Same
IP ROUTING TABLE READ Same
PROTOCOL STATUS READ Same
MEMORY STATUS READ Same
SOCKET STATUS READ Same
ADDRESS DATA READ Same
IP ADDRESS READ Same
Units Models
Unit Version
CPU Functional element Ethernet Functional element
CJ1M CPU Unit
(with Ethernet Function)
CJ1M-CPU1@-ETN Unit Version 4.0
Unit Version 1.4
Unit Version 1.5