| Item | Specification | |||
|---|---|---|---|---|
| NX-ECC201 | NX-ECC202 | NX-ECC203 | ||
| Number of connectable NX Units | 63 Units max. *1 | |||
| Send/receive PDO data sizes | Input: 1,024 bytes max. (including input data, status, and unused areas) Output: 1,024 bytes max. (including output data and unused areas) |
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| Mailbox data size | Input: 256 bytes Output: 256 bytes |
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| Mailbox | Emergency messages and SDO requests | |||
| Refreshing methods *2 | • Free-Run refreshing • Synchronous I/O refreshing • Time stamp refreshing |
• Free-Run refreshing • Synchronous I/O refreshing • Time stamp refreshing • Task period prioritized refreshing |
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| Node address setting range | When the settable node address range for the built-in EtherCAT port is 1 to 512 *3 • Set on switches: 1 to 199 • Set with the Sysmac Studio: 1 to 512 |
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| When the settable node address range for the built-in EtherCAT port is 1 to 192 *3 • Set on switches: 1 to 192 • Set with the Sysmac Studio: 1 to 192 |
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| I/O jitter performance | Inputs: 1 μs max. Outputs: 1 μs max. |
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| Communications cycle in DC Mode |
250 to 4,000 μs*4 *5 | 125 to 10,000 μs *3 *4 *6 | ||
| Unit power supply *7 |
Power supply voltage | 24 VDC (20.4 to 28.8 VDC) | ||
| NX Unit power supply capacity |
10 W max. Refer to Installation orientation and restrictions for details. |
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| NX Unit power supply efficiency |
70% | |||
| Isolation method | No isolation between NX Unit power supply and Unit power supply terminals | |||
| Current capacity of power supply terminals |
4 A max. | |||
| I/O power supply *7 |
Power supply voltage | 5 to 24 VDC (4.5 to 28.8 VDC) *8 | ||
| Maximum I/O power supply current |
4 A | 10 A | ||
| Current capacity of power supply terminals |
4 A max. | 10 A max. | ||
| NX Unit power consumption | 1.45 W max. | 1.25 W max. | ||
| Current consumption from I/O power supply |
10 mA max. (for 24 VDC) | |||
| Dielectric strength | 510 VAC for 1 min, leakage current: 5 mA max. (between isolated circuits) | |||
| Insulation resistance | 100 VDC, 20 MΩ min. (between isolated circuits) | |||
| External connection terminals | Communications Connector For EtherCAT communications. • RJ45 × 2 (shielded) • IN: EtherCAT input data, OUT: EtherCAT output data |
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| Screwless Clamping Terminal Block For Unit power supply, I/O power supply, and grounding. Removable. |
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| Peripheral USB Port For Sysmac Studio connection. • Physical layer: USB 2.0-compliant, B-type connector • Transmission distance: 5 m max. |
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| Dimensions | 46 × 100 × 71 mm (W×H×D) | |||
| Weight | 170 g max. | |||