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15
EtherNet/IP Unit and Built-in EtherNet/IP Port Specifications
Section 2-1
CJ-series EtherNet/IP Unit
Note
If tag data links are being used, use 100Base-TX. Otherwise, 10Base-T can
be used, but this is not recommended.
Item
Specifications
Model number
CJ1W-EIP21
Type
100Base-TX (See note.)
Applicable PLCs
CJ-series PLCs
Unit classification
CJ-series CPU Bus Unit
Mounting location
CPU Rack or Expansion Rack
Number of Units that can be
mounted
8 max. (including Expansion Racks)
Note Up to seven EtherNet/IP Units can be connected to a CJ2H-CPU
@@
-EIP CPU
Unit. Up to two EtherNet/IP Units can be connected to a CJ2M CPU Unit.
CPU Unit
words used
Allocated CIO Area
words (CPU Bus
Unit words)
25 words/Unit (one unit number’s words)
These words contain control bits and flags, the target node PLC’s operating and error
information, Unit status, communications status, registered/normal target node infor-
mation, and FINS/TCP connection status.
Allocated DM Area
words (CPU Bus
Unit words)
100 words/Unit (one unit number’s words)
These words contain the IP address display/setting area.
User-set area
Any usable data area words
Target node PLC’s operating and error information, and registered/normal target
node information
CPU Bus Unit Sys-
tem Setup
Not used.
Non-volatile memory within Ether-
Net/IP Unit (See note.)
The following settings are stored in the EtherNet/IP Unit’s non-volatile memory.
Note Unlike the regular Ethernet Units, the CPU Bus Unit Setup Area in the CPU
Unit is not used for these settings.
1. Unit Setup (communications settings for the EtherNet/IP Unit, such as the IP ad-
dress, DNS server settings, host name, baud rate, FINS/UDP settings, and FINS/
TCP settings)
2. Tag data link settings (device parameters)
Transfer
specifica-
tions
Media access
method
CSMA/CD
Modulation method
Baseband
Transmission paths
Star form
Baud rate
100 Mbit/s (100Base-TX)
Transmission media
Shielded twisted-pair (STP) cable
Categories: 100
Ω
at 5, 5e
Transmission dis-
tance
100 m (distance between hub and node)
Number of cascade
connections
There is no limitation when a switching hub is used.
Current consumption (Unit)
410 mA max. at 5 V DC
Weight
94 g max.
Dimensions
31
×
90
×
65 mm (W
×
H
×
D)
Other general specifications
Other specifications conform to the general specifications of the CJ-series.
Содержание CJ2H-CPU6 - REV 02-2010
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Страница 38: ...12 Network Configurator Overview Section 1 5...
Страница 58: ...32 Selecting the Network Devices Section 2 3...
Страница 116: ...90 Auxiliary Area Data Section 4 5...
Страница 222: ...196 Message Communications Errors Section 7 6...
Страница 364: ...338 Using the Backup Tool Section 13 3...
Страница 402: ...376 CS CJ series Ethernet Unit Function Comparison Appendix A...
Страница 404: ...378 Ethernet Network Parameters Appendix B...
Страница 406: ...380 TCP Status Transitions Appendix C...
Страница 452: ...426 Precautions for Using Windows XP Vista or Windows 7 Appendix G...
Страница 460: ...434 Index...
Страница 462: ...436 Revision History...
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