The EK1110-0000 is a Beckhoff EtherCAT extension module. Il est utilisé pour étendre les segments EtherCAT en topologie en ligne, conversion des signaux E-bus en Ethernet 100BASE-TX. Il est doté du plug-and-play, un seul port RJ45, une distance de connexion maximale de 100 mètres, et alimenté par E-bus sans alimentation externe requise.
- Définition du segment du modèle
| Segment | Signification | Description |
| je | Identifiant de la série de produits | EtherCAT Klemme (EtherCAT Terminal Module) |
| 1110 | Product model | 11 = EtherCAT extension module; 10 = 1×RJ45 port |
| 0 | Version / configuration code | Standard version without special configuration (par exemple. M8 interface or EJ pin header) |
- Spécifications de base
| Catégorie de paramètre | Spécification détaillée | Remarques |
| Fonction de base | Converts E-bus signal to 100BASE-TX Ethernet; line topology extension | Delay approx. 1 µs, no impact on EtherCAT real-time performance |
| Interface physique | 1×RJ45 (100 Mbit/s, full-duplex) | Cat.5e or higher shielded twisted pair; maximum. 100 m |
| Alimentation | E-bus powered (24 VDC ±15%) | Typical current 130 mA, no external power needed |
| Isolation électrique | 500 V (Pouvoir / Ethernet) | Compliant with EN 61131-2 |
| Ambient Condition | Fonctionnement: -25℃ … +60℃; Humidité: 95% sans condensation | Stockage: -40℃ … +85℃ |
| Mechanical Data | Dimensions: 12 × 100 × 70 mm; Poids: environ. 50 g | Protection IP20, Montage sur rail DIN (TS-35) |
| LED Indicator | 1×Link/Activity (Vert) | Indicates network link and data status |
| Certifications | CE, UL, ATEX | Compliant with industrial safety standards |
| Vibration / Résistance aux chocs | Compliant with EN 60068-2-6 / DANS 60068-2-27 | Adaptable to industrial vibration and shock environment |
- Standard Delivery Scope
| Accessoire | Qty | Description |
| EK1110-0000 Module | 1 pc | Standard RJ45 version |
| Mounting Clip | 1 pc | For DIN rail fixation |
| Electronic Manual | 1 copy | Includes installation, wiring and technical parameters |
| Certificate of Conformity | 1 copy | Quality certification document |
- Équivalent & Comparaison entre marques
4.1 Beckhoff Internal Comparison
| Modèle | Port Quantity | Special Function | Application |
| EK1110-0000 | 1×RJ45 | Basic line extension | Single segment extension within 100 m |
| EK1100 | 2×RJ45 | Dual-port, redundant capable | Multi-segment connection, redundant topology |
| EK1110-0008 | 1×M8 | Circular connector | Robotics / mobile equipment requiring M8 interface |
| EK1110-0043/0044 | 1×RJ45 + EJ pin header | Connect CX and EJ modules | CX controller + EJ plug-in module combination |
4.2 Cross-Brand Alternative Solutions
| Marque | Modèle | Core Specs | Compatibilité | Référence de prix |
| Contact Phénix | IL ECO ETHERCAT/2TX | 2×RJ45, E-bus powered | Partially compatible, on-site test required | ~1.2× of EK1110 |
| WAGO | 750-363 | 1×RJ45, 24 VDC external power | Adapter required, general compatibility | ~0.9× of EK1110 |
| Alternative nationale | Liwei EC-1110 | 1×RJ45, E-bus powered | Fully compatible with Beckhoff EtherCAT | ~0.6× of EK1110 |
- Lignes directrices de sélection & Alternatives
5.1 Quick Selection Rules
Line extension within 100 m, no configuration → EK1110-0000 (standard first choice)
Dual-port / redundancy required → EK1100 (dual RJ45)
CX + EJ module combination → EK1110-0043/0044 (with EJ header)
Mobile equipment / M8 interface → EK1110-0008 (circular connector)
Cost-sensitive standard application → Domestic alternative (par exemple. Liwei EC-1110)
5.2 Installation & Notes d'application
- Mounting Position: Must be installed at the end of EtherCAT terminal segment or CX controller; cannot be inserted in the middle.
- Wiring Requirement: Use shielded twisted pair with both ends grounded to avoid signal interference.
- Topology Limit: Each EK1110 extends max. 100 m; maximum 3 units cascaded (total 300 m).
- Diagnosis: Judge link status via Link/Activity LED; flashing indicates normal communication.
5.3 Troubleshooting Quick Reference
| Phénomène de défaut | Cause possible | Solution |
| LED off | Abnormal E-bus power | Check upstream terminal power; confirm module is fully clipped |
| LED steady on, no data | Cable fault / wrong connection | Replace network cable; check crimp quality of RJ45 |
| Unstable communication | Unshielded cable / over distance | Utiliser un câble blindé; keep segment within 100 m |
| Device not recognized | Wrong topology | Ensure module is placed at segment end |
- Scénarios d'application typiques
- Long-distance I/O Station Connection: Cross-area production line connection, single segment up to 100 m.
- CX Controller Network Extension: Expand EtherCAT network at the end of CX embedded PC.
- Multi-segment Line Topology: Segmented I/O connection to simplify wiring and reduce interference.
- Rapid Deployment: Plug-and-play without configuration, ideal for temporary lines or equipment retrofits.
Complete Model List of Beckhoff EtherCAT Extension Modules
- General Classification Overview
Beckhoff EtherCAT extension modules are mainly divided into five categories:
Line Extension, Star Topology, EtherCAT P, Fiber Optic Extension, and Special Function Modules, covering full demands from basic segment extension to complex topology construction.
- Full Model List by Function
2.1 Line Extension Modules (End Mount, Segment Extension)
| Modèle | Nom et prénom | Fonction principale | Interface | Fonctionnalités spéciales |
| EK1110-0000 | Standard EtherCAT Extension Module | Line topology extension, E-bus to 100BASE-TX conversion | 1×RJ45 | Modèle standard, E-bus powered, 100 m |
| EK1110-0008 | M8 Interface EtherCAT Extension Module | Same as EK1110-0000 | 1×M8 (D-code, 4-épingle) | Circular connector for mobile devices |
| EK1110-0043 | EJ Coupler Type Extension Module | Connection between CX controller and EL terminals | 1×RJ45 + EJ header | For CX + EJ plug-in combination |
| EK1110-0044 | EJ Coupler with Branch | Same as EK1110-0043 plus EtherCAT branching | 1×RJ45 + EJ header | Supports EtherCAT segment branching |
2.2 Dual-Port Basic Extension Modules (Redundancy / Multi-Segment)
| Modèle | Nom et prénom | Fonction principale | Interface | Fonctionnalités spéciales |
| EK1100 | Dual-Port EtherCAT Coupler (Préféré) | Dual-port connection, line/redundant topology support | 2×RJ45 | Cascadable, E-bus powered, 100 m per port |
| EK1100-0008 | M8 Dual-Port EtherCAT Coupler | Same as EK1100 | 2×M8 | Dual M8 for harsh environment |
| EK1101 | ID Switch Dual-Port Coupler | With ID setting switch for device identification | 2×RJ45 | Manual node ID setting for easy diagnosis |
| EK1101-0010 | ID Switch + Long Distance | Same as EK1101 with extended transmission | 2×RJ45 | Jusqu'à 200 m via Cat.6A |
| EK1101-0080 | ID Switch + Fast Hot Connect | Same as EK1101 with fast hot-swap | 2×RJ45 | Hot connect time <100 MS, suitable for non-stop maintenance |
2.3 Star Topology Extension Modules (Arbitrary Mounting)
| Modèle | Nom et prénom | Fonction principale | Interface | Fonctionnalités spéciales |
| EK1122 | Dual-Port Star Topology Extension Module (Préféré) | Mountable anywhere in terminal segment, build star network | 2×RJ45 | Hot connect technology, runtime pluggable |
| EK1122-0008 | M8 Dual-Port Star Extension | Same as EK1122 | 2×M8 | Circular connector for robotics |
| EK1122-0080 | Fast Hot Connect Star Module | Same as EK1122 | 2×RJ45 | Hot connect <100 MS, Industrie 4.0 compatible |
| EK1121-0010 | Single-Port Long-Distance Star Module | Single-port star extension with longer range | 1×RJ45 | Jusqu'à 200 m, distributed star network |
2.4 EtherCAT P Extension Modules (Pouvoir + Communication Integrated)
| Modèle | Nom et prénom | Fonction principale | Interface | Fonctionnalités spéciales |
| EK1300 | EtherCAT P Basic Coupler | EtherCAT P protocol conversion, E-bus powered | 1×RJ45 (EtherCAT P) | Single port, PoE-like power supply |
| EK1310 | EtherCAT P Line Extension Module | End-mounted EtherCAT P segment extension | 1×RJ45 (EtherCAT P) | Max.. 100 m, E-bus powered |
| EK1322 | Dual-Port EtherCAT P Star Module | Build EtherCAT P star topology | 2×RJ45 (EtherCAT P) | External power, modular star structure |
2.5 Fiber Optic Extension Modules (Long Distance / High Anti-Interference)
| Modèle | Nom et prénom | Fonction principale | Interface | Transmission Distance |
| EK1521 | Single-Port Fiber EtherCAT Extension | Fiber signal conversion, high EMI immunity | 1×LC (Single-mode) | Jusqu'à 10 kilomètres |
| EK1521-0010 | Long-Distance Fiber Module | Same as EK1521 | 1×LC (Single-mode) | Jusqu'à 20 kilomètres |
| EK1561 | POF Plastic Optical Fiber Module | Low-cost fiber solution | 1×POF connector | Jusqu'à 50 m for short-range anti-interference |
2.6 Special Function Extension Modules
| Modèle | Nom et prénom | Fonction principale | Application |
| EK1400 | EtherCAT G Extension Module | Gigabit EtherCAT extension, 1 Gbps | High-speed data acquisition, vision system |
| EK1000 | EtherCAT TSN Extension Module | Time-sensitive network support, improved real-time | Industrial IoT, informatique de pointe |
| EK1130 | Three-Port EtherCAT Extension Module | Parallel multi-segment connection | Complex topology, multi-area control |
- Model Naming Rule Quick Guide
| Segment | Signification | Exemple |
| je | Code de série | EtherCAT Klemme |
| 1xxx | Code de fonction | 11=Standard EtherCAT; 13=EtherCAT P; 15=Fiber; 14=EtherCAT G |
| -00xx | Code de configuration | 0000=Standard; 0008=M8; 0010=Long distance; 0080=Fast hot connect |
| -004x | EJ Coupler dedicated | 0043=CX+EL; 0044=CX+EL + branch |
- Quick Selection Formula
- Line extension, end installation → EK1110 series (single port)
- Dual-port / redundancy → EK1100 series (dual RJ45)
- Star topology, arbitrary position → EK1122 series (dual-port hot connect)
- Pouvoir + communication integration → EK13xx (EtherCAT P)
- Long distance / anti-interference → EK15xx (fiber module)
- CX + EJ plug-in modules → EK1110-0043/0044
- Notes complémentaires
- Compatibilité: All EK series are compatible with Beckhoff EL terminals, CX embedded controllers and EJ plug-in modules.
- Alimentation: Standard modules are E-bus powered (24 VCC, environ. 130 mA); special models such as EK1322 require external power.
- Attestation: Full series certified CE, UL, ATEX, conforme aux normes de sécurité industrielle.
Application Cases of Beckhoff EtherCAT Extension Module EK1110-0000
The core value of EK1110-0000 lies in end extension for line topology, providing 100-meter segment extension, E-bus power without external supply, and zero-configuration plug-and-play. It is widely used in automotive manufacturing, electronics processing, logistics warehousing, food & boisson, energy and other industries, solving pain points such as long-distance wiring, distributed I/O connection and temporary production line deployment.
- Scénarios d'application de base & Value Positioning
| Scénario d'application | Core Pain Point | EK1110-0000 Solution | Implementation Value |
| Long-distance I/O Station Connection | Cross-area production line; single segment over 100 m limit | End-mounted extension 100 m; maximum. 3 cascaded units (total 300 m) | Avoid fiber / repeater; cost reduced by over 30% |
| CX Controller Network Extension | Insufficient ports on CX embedded PC, need segment expansion | Install at CX terminal to expand EtherCAT network | No extra controller required; improve system scalability |
| Distributed Line Segmentation | Multi-area control with signal interference in complex lines | Segmented I/O connection, simplify wiring and isolate interference | Improve system stability and accurate fault location |
| Temporary / Retrofitted Line | Fast deployment and downtime reduction | Prêt à l'emploi, no configuration, E-bus powered | Deployment time shortened by 80%; lower downtime loss |
- Detailed Industry Application Cases
Automotive Industry: Body Welding Line Long-Distance Extension
Project Background: The main controller CX5140 is located in the middle of the welding workshop, needing to connect 2 robot stations and 16 I/O stations 80 meters away on both sides. The original fiber solution was costly and complicated in construction.
Topology:
CX5140 → EL Terminal Segment 1 → EK1110-0000 (End) → 80 m Cable → Robot Station 1 / I/O Station 1
CX5140 → EL Terminal Segment 2 → EK1110-0000 (End) → 80 m Cable → Robot Station 2 / I/O Station 2
Avantages principaux:
No fiber transceiver required; cost reduced by about 40%
E-bus powered, no extra 24 V wiring for extension module
Communication delay only 1 µs, no impact on robot synchronization accuracy (±0.1 ms)
Fast fault location via Link/Activity LED; maintenance efficiency improved by 50
Result: Stable operation for 2 years without communication failure; annual maintenance cost reduced by about 20,000 CNY.
Electronics Processing: Distributed I/O Extension for SMT Production Line
Background: SMT line includes printer, placement machine and reflow oven. The original single EtherCAT segment is 120 m from main station to end placement machine, causing unstable communication and frequent I/O delay.
Topology Optimization:
Main Station (C6030) → Printer I/O → Placement Machine I/O → EK1110-0000 (End) → 100 m Cable → Reflow Oven I/O Station
Improvements:
Split 120 m into 20 m + 100 m to solve signal attenuation
Install EK1110-0000 at placement machine I/O end; no original wiring modification needed
Reflow oven I/O real-time performance upgraded to 1 ms cycle, meeting temperature control precision ±0.5℃
Result: Equipment failure rate dropped from 5 times/month to zero; capacity increased by ~8%; defect rate reduced by 1.2%.
Logistics Warehousing: Shelf Layer I/O Connection in AS/RS Warehouse
Background: 24-meter-high automated warehouse with 8 layers, each with 16 pallet sensors and 8 stacker positioning points. Traditional wiring required a large number of cable trays and wires.
Solution:
Ground Main Station → Vertical EtherCAT Backbone → EK1110-0000 installed at each shelf end → Horizontal connection to I/O within 10 m
Valeur:
Only one network cable per layer; cable usage reduced by 60%, construction cycle shortened by 50%
Compact size 12×100×70 mm, mountable on shelf columns without occupying storage space
Hot-swap support, replace modules without stopping production
Cascadable for future shelf expansion
Result: Project ROI reached 150%; maintenance time reduced by 70%; system response speed improved to 0.5 MS.
Nourriture & Beverage: Hygienic I/O Extension for Bottling Line
Background: Dairy bottling filling area requires electrical isolation. Main controller is located in non-hygienic area, 95 m away, needing connection to 24 flow sensors and 16 valve controllers.
Topology:
Non-hygienic Main Station → EL Terminal Segment → EK1110-0000 (End) → 95 m Shielded Cable → Filling Area I/O Station (IP67)
Caractéristiques:
500 V electrical isolation protects non-hygienic equipment from humid environment
Shielded cable anti-interference against inverter electromagnetic noise
E-bus powered; no power layout required in hygienic area, complying with food safety standards
Prêt à l'emploi; commissioning shortened to 1 hour, less production downtime
Result: System passed HACCP certification; maintenance cost reduced by 60%; annual power saving ~15,000 CNY.
Energy Industry: Cabin Sensor Connection for Wind Farm
Background: 2 MW wind turbine with 12 vibration, temperature and speed sensors in the cabin, needing transmission to tower base controller over 85 m. Traditional analog signal is vulnerable to interference and low precision.
Solution de mise à niveau:
Tower Base CX2020 Controller → EL Terminal Segment → EK1110-0000 (End) → 85 m Cable → Cabin I/O Station
Avantages:
Digital transmission with strong anti-interference; measurement accuracy improved to ±0.1%
Operating temperature -25℃~+60℃ adapts to harsh cabin environment
No analog conversion module needed; hardware cost reduced by 35%
Remote diagnosis via TwinCAT for early fault warning
Result: Wind turbine fault prediction accuracy up to 90%; maintenance cycle extended to 18 mois; annual power generation increased by ~3%.
- Key Application Guidelines for EK1110-0000
3.1 Règles d'installation
Mounting Position: Must be installed at the end of EtherCAT segment or CX controller; cannot be placed in the middle.
Câblage: Use Cat.5e or higher shielded twisted pair, both ends grounded.
Distance Limit: Single segment max. 100 m, jusqu'à 3 modules cascaded (total 300 m).
Topology: Only for line topology; star/ring please select EK1122 / EK1100.
3.2 On-Site Troubleshooting Table
| Phénomène de défaut | Cause | Solution |
| LED off | No E-bus power | Check upstream power; re-seat module |
| LED on no data | Bad cable / mauvais câblage | Replace cable and re-crimp RJ45 |
| Unstable communication | Unshielded cable / over length | Utiliser un câble blindé; limit within 100 m |
| Undetected device | Wrong topology | Place module strictly at segment end |
3.3 Sélection & Alternative Reference
Dual-port / redundancy → EK1100
M8 interface required → EK1110-0008
Star topology → EK1122
EtherCAT P integrated power → EK1310
- Résumé & Application Expansion
As the basic line extension module of Beckhoff EtherCAT, EK1110-0000 features low cost, easy deployment and high reliability, becoming the preferred solution for long-distance I/O connection in industrial automation.
Other applicable industries:
- Transport ferroviaire: Depot equipment monitoring system
- Équipement médical: Distributed control for large imaging devices
- Métallurgie: Steel rolling production line I/O extension
- Water Treatment: Remote sensor connection for sewage plants
Suggestions d'applications:
Cooperate with Beckhoff EL series terminals to build complete distributed I/O system
Combine with TwinCAT for remote diagnosis and predictive maintenance
When cascading, keep total distance within 300 m to ensure real-time performance
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