- Email: sales@ntrob.com
- Tel: +86 18550516156
The NT-EC-TB Series delivers high-reliability cabinet-external EtherCAT digital I/O modules designed for distributed automation. Featuring 16 and 32-channel configurations, transparent terminal protection against metal debris, 3750Vrms optical isolation, and flexible DIP switch control, these modules enable efficient local sensor wiring and dependable signal processing in demanding industrial environments.
| NT-EC-OM Series On-Machine EtherCAT I/O Modules Specifications | |
|---|---|
| Common Technical Specifications | |
| Bus Protocol & Architecture | EtherCAT Protocol Compliant | Distributed On-Machine Control & High-Stability Fieldbus Architecture |
| Control Power Supply | Rated Voltage: 24V DC (Range: 21V - 28V DC) | Rated Current: 24V @ 0.5A |
| I/O Power Supply | Rated Voltage: 24V DC (Range: 21V - 28V DC) | Max Current: 24V @ 8A (Non-fusing Overcurrent Protection) |
| Digital Input (DI) Specs | NPN/PNP Configurable | Rated 24V DC (21V-28V) | Input Impedance: 6.2 kΩ | Logic 1: >15V DC | Logic 0: <5V DC | Hardware Response (ON/OFF): 100µs/100µs (Max) | Response Freq: 500 Hz (Max) | Configurable Software Filtering |
| Digital Output (DO) Specs | Sink (NPN) / Source (PNP) Output | Output Voltage: 24V DC | Max Output Current: 0.5A / Channel, 2A / 8 Channels | Switching Freq: 500 Hz (Max) | On-State Resistance: 0.2 Ω |
| Isolation & LED Status | Optocoupler Isolation: 3750Vrms | Channel Indication: 1 x Green LED per Channel |
| Enclosure & Protection | Cabinet-External On-Machine Mounting | Transparent Dust Protection Cover (Prevents Metal Powder / Debris Ingress) |
| Model Selection Guide | |
| Model No. | I/O Specifications & Electrical Data |
| ■ 32-Channel On-Machine External I/O Expansion Modules (Dimensions: 163.65 x 60.00 x 57.90 mm) | |
| NT-EC-OM32-DO32N | 32 Digital Outputs | NPN Sink Type | 24V DC | 0.5A/Ch, 2A/8Ch Max | Optocoupler Isolated |
| NT-EC-OM32-DI32 | 32 Digital Inputs | NPN/PNP Configurable | 24V DC | 6.2 kΩ Impedance | Optocoupler Isolated |
| NT-EC-OM32-DIO1616 | 32 Mixed I/O | 16 Digital Inputs (NPN/PNP Configurable) + 16 Digital Outputs (NPN Sink Type) |
| ■ 16-Channel On-Machine External I/O Expansion Modules (Dimensions: 108.00 x 59.95 x 57.90 mm) | |
| NT-EC-OM16-DO16N | 16 Digital Outputs | NPN Sink Type | 24V DC | 0.5A/Ch, 2A/8Ch Max | Optocoupler Isolated |
| NT-EC-OM16-DI16 | 16 Digital Inputs | NPN/PNP Configurable | 24V DC | 6.2 kΩ Impedance | Optocoupler Isolated |
| NT-EC-OM16-DIO08C | 16 Channel Flexible I/O | 8 DI (NPN) + 8 Ports Flexible Input/Output (Configurable via DIP Switch) |
