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Industrial Automation
CJ1W-ECT21
CJ-series EtherCAT® Slave Unit
Hi-speed I/O link based on EtherCAT
Related Contents
Application Solutions
last update: December 9, 2024
International Standards
- • The standards are abbreviated as follows: U: UL, U1: UL (Class I Division 2 Products for Hazardous Locations), C: CSA, UC: cULus, UC1: cULus (Class I Division 2 Products for Hazardous Locations), CU: cUL, N: NK, L: Lloyd, CE: EC Directives, and KC: KC Registration.
• Contact your OMRON representative for further details and applicable conditions for these standards.
EtherCAT Slave Unit
| Unit
type |
Product
name |
Specifications | No. of
unit numbers allocated |
Current con-
sumption (A) |
Model | Stand-
ards |
||
|---|---|---|---|---|---|---|---|---|
| Communica-
tions cable |
Communications
functions |
5 V
system |
24 V
system |
|||||
| CJ1
CPU Bus Unit |
EtherCAT
Slave Unit  |
STP (shielded
twisted-pair) cable of category 5 or higher with double shielding |
Refreshing methods:
Free-Run Mode PDO data sizes: TxPDO 400byte max./ RxPDO: 400byte max. |
1 | 0.34 | -- | CJ1W-ECT21
* |
UC1,
CE, KC |
* When using with the Machine Automation Controller NJ /NXSeries, use CPU Units with unit version 1.10 or later and the Sysmac Studio version 1.13 or higher.
Recommended EtherCAT Communications Cable
Use a straight STP (shielded twisted-pair) cable of category 5 or higher with double shielding (braiding and aluminum foil tape) for EtherCAT.
Cable with Connectors
| Item | Appearance | Recom-
mended manu- facturer |
Cable
length [m] *1 |
Model |
|---|---|---|---|---|
| Cable with Connectors on Both Ends
(RJ45/RJ45) Standard RJ45 plugs type *1 Wire gauge and number of pairs: AWG26, 4-pair cable Cable sheath material: PUR Cable color: Yellow *2 EtherCAT/ EtherNet/IP (10BASE/100BASE) |
 |
OMRON | 0.3 | XS6W-6PUR8SS30CM-YF |
| 0.5 | XS6W-6PUR8SS50CM-YF | |||
| 1 | XS6W-6PUR8SS100CM-YF | |||
| 2 | XS6W-6PUR8SS200CM-YF | |||
| 3 | XS6W-6PUR8SS300CM-YF | |||
| 5 | XS6W-6PUR8SS500CM-YF | |||
| Cable with Connectors on Both Ends
(RJ45/RJ45) Rugged RJ45 plugs type *1 Wire gauge and number of pairs: AWG22, 2-pair cable Cable color: Light blue EtherCAT/ EtherNet/IP (10BASE/100BASE) |
 |
OMRON | 0.3 | XS5W-T421-AMD-K |
| 0.5 | XS5W-T421-BMD-K | |||
| 1 | XS5W-T421-CMD-K | |||
| 2 | XS5W-T421-DMD-K | |||
| 5 | XS5W-T421-GMD-K | |||
| 10 | XS5W-T421-JMD-K | |||
| Cable with Connectors on Both Ends
(M12 Straight/M12 Straight) Shield Strengthening Connector cable *3 M12/Smartclick Connectors Wire Gauge and Number of Pairs: AWG22, 2-pair Cable Cable color: Black EtherCAT/ EtherNet/IP (10BASE/100BASE) |
 |
OMRON | 0.5 | XS5W-T421-BM2-SS |
| 1 | XS5W-T421-CM2-SS | |||
| 2 | XS5W-T421-DM2-SS | |||
| 3 | XS5W-T421-EM2-SS | |||
| 5 | XS5W-T421-GM2-SS | |||
| 10 | XS5W-T421-JM2-SS | |||
| Cable with Connectors on Both Ends
(M12 Straight/RJ45) Shield Strengthening Connector cable *3 M12/Smartclick Connectors Rugged RJ45 plugs type Wire Gauge and Number of Pairs: AWG22, 2-pair Cable Cable color: Black EtherCAT/ EtherNet/IP (10BASE/100BASE) |
 |
OMRON | 0.5 | XS5W-T421-BMC-SS |
| 1 | XS5W-T421-CMC-SS | |||
| 2 | XS5W-T421-DMC-SS | |||
| 3 | XS5W-T421-EMC-SS | |||
| 5 | XS5W-T421-GMC-SS | |||
| 10 | XS5W-T421-JMC-SS |
*1. Standard type cables length 0.2, 0.3, 0.5, 1, 1.5, 2, 3, 5, 7.5, 10, 15 and 20 m are available.
Rugged type cables length 0.3, 0.5, 1, 2, 3, 5, 10 and 15 m are available.
For details, refer to Cat.No.G019.
*2. Cables colors are available in blue, yellow, or Green.
*3. For details, contact your OMRON representative.
Rugged type cables length 0.3, 0.5, 1, 2, 3, 5, 10 and 15 m are available.
For details, refer to Cat.No.G019.
*2. Cables colors are available in blue, yellow, or Green.
*3. For details, contact your OMRON representative.
Cable / Connectors
Wire Gauge and Number of Pairs: AWG24, 4-pair Cable
| Item | Appearance | Recommended manufacturer | Model |
|---|---|---|---|
| Cables | ---- | Kuramo Electric Co. | KETH-SB * |
| RJ45 Connectors | ---- | Panduit Corporation | MPS588-C * |
* We recommend you to use above cable and connector together.
Wire Gauge and Number of Pairs: AWG22, 2-pair Cable
| Item | Appearance | Recommended manufacturer | Model |
|---|---|---|---|
| Cables | ---- | Kuramo Electric Co. | KETH-PSB-OMR * |
| ---- | JMACS Japan Co., Ltd. | PNET/B * | |
| RJ45 Assembly Connector |  |
OMRON | XS6G-T421-1 * |
* We recommend you to use above cable and connector together.
Note: Connect both ends of cable shielded wires to the connector hoods.
last update: December 9, 2024
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