The EK1110-0000 is a Beckhoff EtherCAT extension module. Este folosit pentru a extinde segmentele EtherCAT în topologia linie, conversia semnalelor E-bus în Ethernet 100BASE-TX. Dispune de plug-and-play, un singur port RJ45, o distanta maxima de conectare de 100 metri, și E-bus alimentat fără sursă de alimentare externă necesară.
- Definirea segmentului de model
| Segment | Sens | Descriere |
| EK | Identificator de serie de produse | 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 (de ex. M8 interface or EJ pin header) |
- Specificații de bază
| Categoria parametrilor | Specificație detaliată | Observații |
| Basic Function | Converts E-bus signal to 100BASE-TX Ethernet; line topology extension | Delay approx. 1 μs, no impact on EtherCAT real-time performance |
| Interfață fizică | 1×RJ45 (100 Mbps, full-duplex) | Cat.5e or higher shielded twisted pair; max. 100 m |
| Alimentare electrică | E-bus powered (24 VDC ±15%) | Typical current 130 mA, no external power needed |
| Izolație electrică | 500 V (Putere / Ethernet) | Compliant with EN 61131-2 |
| Ambient Condition | Operating: -25℃ … +60℃; Umiditate: 95% necondens | Depozitare: -40℃ … +85℃ |
| Date mecanice | Dimensiuni: 12 × 100 × 70 mm; Greutate: aproximativ. 50 g | Protectie IP20, Montare pe șină DIN (TS-35) |
| LED Indicator | 1×Link/Activity (Verde) | Indicates network link and data status |
| Certificari | CE, UL, ATEX | Compliant with industrial safety standards |
| Vibrație / Rezistenta la socuri | Compliant with EN 60068-2-6 / ÎN 60068-2-27 | Adaptable to industrial vibration and shock environment |
- Standard Delivery Scope
| Accesorii | Qty | Descriere |
| 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 |
- Equivalent & Comparație între mărci
4.1 Beckhoff Internal Comparison
| Model | Port Quantity | Special Function | Aplicație |
| 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
| Marca | Model | Core Specs | Compatibilitate | Preț de referință |
| Phoenix Contact | 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 |
| Alternativă internă | Liwei EC-1110 | 1×RJ45, E-bus powered | Fully compatible with Beckhoff EtherCAT | ~0.6× of EK1110 |
- Ghid de selecție & Alternative
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 (de ex. Liwei EC-1110)
5.2 Instalare & Note de aplicare
- Poziția de montare: 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; maxim 3 units cascaded (total 300 m).
- Diagnosis: Judge link status via Link/Activity LED; flashing indicates normal communication.
5.3 Troubleshooting Quick Reference
| Fenomen de eroare | Cauza posibila | Soluţie |
| 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 | Use shielded cable; keep segment within 100 m |
| Device not recognized | Wrong topology | Ensure module is placed at segment end |
- Scenarii tipice de aplicare
- 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)
| Model | Numele complet | Funcția de bază | Interfață | Caracteristici speciale |
| EK1110-0000 | Standard EtherCAT Extension Module | Line topology extension, E-bus to 100BASE-TX conversion | 1×RJ45 | Tip standard, E-bus powered, 100 m |
| EK1110-0008 | M8 Interface EtherCAT Extension Module | Same as EK1110-0000 | 1×M8 (D-code, 4-pin) | 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)
| Model | Numele complet | Funcția de bază | Interfață | Caracteristici speciale |
| EK1100 | Dual-Port EtherCAT Coupler (Preferred) | 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 + Distanta lunga | Same as EK1101 with extended transmission | 2×RJ45 | Până la 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 Domnișoară, suitable for non-stop maintenance |
2.3 Star Topology Extension Modules (Arbitrary Mounting)
| Model | Numele complet | Funcția de bază | Interfață | Caracteristici speciale |
| EK1122 | Dual-Port Star Topology Extension Module (Preferred) | 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 Domnișoară, Industrie 4.0 compatibil |
| EK1121-0010 | Single-Port Long-Distance Star Module | Single-port star extension with longer range | 1×RJ45 | Până la 200 m, distributed star network |
2.4 EtherCAT P Extension Modules (Putere + Communication Integrated)
| Model | Numele complet | Funcția de bază | Interfață | Caracteristici speciale |
| 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 (Distanta lunga / High Anti-Interference)
| Model | Numele complet | Funcția de bază | Interfață | Transmission Distance |
| EK1521 | Single-Port Fiber EtherCAT Extension | Fiber signal conversion, high EMI immunity | 1×LC (Single-mode) | Până la 10 km |
| EK1521-0010 | Long-Distance Fiber Module | Same as EK1521 | 1×LC (Single-mode) | Până la 20 km |
| EK1561 | POF Plastic Optical Fiber Module | Low-cost fiber solution | 1×POF connector | Până la 50 m for short-range anti-interference |
2.6 Special Function Extension Modules
| Model | Numele complet | Funcția de bază | Aplicație |
| 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, edge computing |
| EK1130 | Three-Port EtherCAT Extension Module | Parallel multi-segment connection | Complex topology, multi-area control |
- Model Naming Rule Quick Guide
| Segment | Sens | Exemplu |
| EK | Cod de serie | EtherCAT Klemme |
| 1xxx | Codul funcției | 11=Standard EtherCAT; 13=EtherCAT P; 15=Fiber; 14=EtherCAT G |
| -00xx | Cod de configurare | 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)
- Putere + communication integration → EK13xx (EtherCAT P)
- Distanță lungă / anti-interference → EK15xx (fiber module)
- CX + EJ plug-in modules → EK1110-0043/0044
- Note suplimentare
- Compatibilitate: All EK series are compatible with Beckhoff EL terminals, CX embedded controllers and EJ plug-in modules.
- Alimentare electrică: Standard modules are E-bus powered (24 VDC, aproximativ. 130 mA); special models such as EK1322 require external power.
- Certificare: Full series certified CE, UL, ATEX, compliant with industrial safety standards.
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 & băutură, energy and other industries, solving pain points such as long-distance wiring, distributed I/O connection and temporary production line deployment.
- Scenarii de aplicație de bază & Value Positioning
| Scenariul aplicației | 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; max. 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 | Plug-and-play, 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
Avantajele de bază:
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
Îmbunătățiri:
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.
Soluţie:
Ground Main Station → Vertical EtherCAT Backbone → EK1110-0000 installed at each shelf end → Horizontal connection to I/O within 10 m
Valoare:
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 Domnișoară.
Mâncare & 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)
Caracteristici:
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
Plug-and-play; 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 vibratie, 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.
Upgrade Solution:
Tower Base CX2020 Controller → EL Terminal Segment → EK1110-0000 (End) → 85 m Cable → Cabin I/O Station
Avantaje:
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 luni; annual power generation increased by ~3%.
- Key Application Guidelines for EK1110-0000
3.1 Reguli de instalare
Poziția de montare: Must be installed at the end of EtherCAT segment or CX controller; cannot be placed in the middle.
Cablaj: Use Cat.5e or higher shielded twisted pair, both ends grounded.
Distance Limit: Single segment max. 100 m, până la 3 modules cascaded (total 300 m).
Topology: Only for line topology; star/ring please select EK1122 / EK1100.
3.2 On-Site Troubleshooting Table
| Fenomen de eroare | Cauza | Soluţie |
| LED off | No E-bus power | Check upstream power; re-seat module |
| LED on no data | Bad cable / wrong wiring | Replace cable and re-crimp RJ45 |
| Unstable communication | Unshielded cable / over length | Use shielded cable; limit within 100 m |
| Undetected device | Wrong topology | Place module strictly at segment end |
3.3 Selecţie & Alternative Reference
Dual-port / redundancy → EK1100
M8 interface required → EK1110-0008
Star topology → EK1122
EtherCAT P integrated power → EK1310
- Rezumat & 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:
- Tranzit Feroviar: Depot equipment monitoring system
- Medical Equipment: Distributed control for large imaging devices
- Metalurgie: Steel rolling production line I/O extension
- Tratarea apei: Remote sensor connection for sewage plants
Sugestii de aplicare:
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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