| Item | Specifications | |
|---|---|---|
| Model number | CJ1W-EIP21 | |
| Type | 100Base-TX *1 | |
| Applicable PLCs | NJ-series, CJ (CJ1, CJ2) series, CP1H, and NSJ series PLCs. | |
| Unit classification | CJ-series CPU Bus Unit | |
| Mounting location | CPU Rack or Expansion Rack | |
|
Number of Units that can be mounted |
NJ-series System: 4 max. (including Expansion Racks) CJ series System and NSJ series System: 8 max. (including Expansion Racks) *2 CP1H System: 2 max. |
|
|
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 information, 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 System Setup |
Not used. | |
|
Non-volatile memory within EtherNet/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 address, DNS server settings, host name, baud rate, FINS/UDP settings, and FINS/ TCP settings) 2. Tag data link settings (device parameters) |
|
|
Transfer specifi- cations |
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 distance |
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. | |
