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Port : 16*DI/DO
Protection Grade : IP20
Mounting : DIN Rail
Ethernet : 2*100Mbit/s RJ45
Brand Name : Olycom
Model Number : OM523S-1NL22-ECT
Certification : CE RoHS FCC ISO9001
Place of Origin : Shenzhen, China
MOQ : 1pc
Price : negotiable
Payment Terms : T/T, PayPal
Supply Ability : 2000pcs/month
Delivery Time : 3~7 days
Packaging Details : 1 piece in a box, 450g G.W.
Product name : EtherCAT PLC I/O module
Power Input : DC24V
EtherCAT Standalone I/O Module 16 Port
Key Features
Product Introduction
Specification
| Technical Specifications | |
| Working Voltage | 24VDC (voltage range 18VDC~28VDC) |
| Operating Current Loss | Based on different product models, please refer to the product manual for details |
| Power Protection | Anti reverse connection protection, surge absorption |
| Communication Interface | 2*RJ45 |
| Power Terminal Type | Plugged connector, screw wiring connection port |
| Signal Terminal Type | Plugged connector, straight in PUSH-IN wiring port |
| Display Indication | Power supply NET green indicator light SF red indicator light IO signal green indicator light |
| Protocol | EtherCAT |
| Master-slave categories | standalone slave devices |
| Main IO points | Yes, please refer to the ordering data for details |
| Overcurrent Protection Threshold | 1.5A, 5ms |
| IO Response Time | Minimum 500us |
| Scalability | Do not support Extension |
| Cable length (shielding) | Maximum 500m |
| Cable length (unshielded) | The maximum length of the input point is 300m, and the maximum length of the output point is 150m |
| Slave Station Settings | |
| Address Settings | Configuration by dial switch or master station |
| Maximum number of Stations per Segment | 255 (The specific number of supported stations is determined by the master station) |
| Work Environment | |
| Working Temperature | -20~60℃ |
| Working Humidity | 5%~90% (non-condensation) |
| Protection Grade | IP20 |
| Dimensions(l* w * h) | 27mm*94mm*114mm |
Ordering Details
| Specifications | Product No. |
| OM521S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dial code to set station ID address, the product comes with 32DI (common anode/common anode input), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM521S-1BL22-ECT |
| OM522S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dial code to set station ID address, the product comes with 32DO (PNP output), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM522S-1BL22-ECT |
| OM522S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dial code to set station ID address, the product comes with 32DO (NPN output), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM522S-1NL22-ECT |
| OM523S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dial code to set station ID address, the product comes with 16DI (common anode/common anode input) and 16DO (PNP output), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM523S-1BL22-ECT |
| OM523S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dialing to set station ID address, the product comes with 16DI (common anode/common anode input), 16DO (NPN output), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM523S-1NL22-ECT |
| OM523S standalone module, SM523S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dial code setting station ID address, the product comes with 16DI (common anode/common anode input) and 12DO (relay output), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM523S-1HJ22-ECT |
| OM524S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dialing to set station ID address, the product comes with 16DI (common anode/common anode input) and 16DIO (NPN input/NPN output configurable, 2-way group configuration), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM524S-2NL22-ECT |
| OM525S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dialing to set station ID address, the product comes with 16DO (NPN output) and 16DIO (NPN input/NPN output configurable, 2-way group configuration), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM525S-3NL22-ECT |
| OM526S standalone module, EtherCAT bus, 2 RJ45 ports, 24VDC power supply, with 8-bit dialing to set station ID address. The product is equipped with 16DIO (NPN type, 2-channel group configuration input or output), does not support internal bus expansion module, IP20 protection level, supports DN35 din-rail installation |
OM526S-1NH22-ECT (planning product) |
About OLYCOM
Connecting Networks with Reliable Optical Communication Solutions
Founded in 2003, OLYCOM is a technology-focused manufacturer and solution provider specializing in fiber optic communication and networking equipment. With more than two decades of industry experience, the company has built a strong reputation for delivering reliable, cost-effective, and scalable connectivity solutions to customers worldwide.
OLYCOM serves a diverse range of industries, including telecommunications, industrial automation, transportation, energy, enterprise networking, and smart infrastructure. By combining engineering expertise with practical deployment experience, the company helps organizations establish stable and efficient communication networks capable of supporting both current and future requirements.
1 Comprehensive Product Portfolio
OLYCOM offers a broad range of networking and optical transmission products designed to support various network architectures and deployment environments.
Key product categories include:
* Industrial Ethernet Switches
* Managed and Unmanaged PoE Switches
* DWDM and Optical Transport Systems
* Fiber Media Converters
* Optical Transceivers and SFP Modules
* Ethernet Extenders
* Fiber Access and Connectivity Solutions
* Industrial Network Communication Equipment
These products are developed to deliver dependable performance in applications requiring high bandwidth, long-distance transmission, network resilience, and flexible scalability.
2 Solutions for Diverse Industries
Modern communication networks demand high availability, stability, and adaptability. OLYCOM solutions are designed to address these requirements across a wide range of industries and operational environments.
3 Typical application scenarios include:
3.1 Transportation Networks
Supporting railway systems, highways, metro projects, airports, and intelligent transportation infrastructure with reliable data transmission and network management capabilities.
3.2 Energy and Utilities
Providing communication solutions for power generation, substations, renewable energy facilities, oil and gas operations, and utility monitoring systems operating in harsh environments.
3.3 Industrial Automation
Enabling stable connectivity for manufacturing facilities, production lines, industrial control systems, and Industrial Internet of Things (IIoT) applications.
3.4 Data Centers and Enterprise Networks
Delivering scalable networking infrastructure that supports high-speed communication, network expansion, and efficient data management.
3.5 Security and Surveillance
Facilitating the transmission of video, voice, and control signals for security monitoring, access control, and public safety systems.
3.6 Smart City Infrastructure
Supporting integrated communication networks that connect intelligent transportation, utilities, surveillance systems, and public services.
4 Global Market Reach
Over the years, OLYCOM has established a growing international presence and serves customers in more than 120 countries and regions worldwide. The company works closely with distributors, system integrators, telecom operators, project contractors, and technology partners to deliver solutions that meet diverse technical standards and market requirements.
With extensive experience supporting international projects, OLYCOM understands the importance of flexibility, responsiveness, and localized support when serving customers across different industries and regions.
5 Engineering Expertise and Manufacturing Excellence
Technology and engineering remain at the core of OLYCOM's development strategy. Continuous investment in product research, testing, and process improvement enables the company to deliver reliable solutions that meet evolving network demands.
To ensure consistent product quality, OLYCOM implements a comprehensive quality management system covering every stage of production, from component sourcing and manufacturing to testing and final inspection. Products are developed and verified in accordance with internationally recognized standards, including:
* ISO 9001 Quality Management System
* CE Certification
* FCC Compliance
* RoHS Environmental Requirements
* Relevant IEEE and ITU-T Standards
Rigorous quality control procedures help ensure product reliability, stability, and long-term performance in demanding deployment environments.
6 Flexible OEM and ODM Services
In addition to standard products, OLYCOM provides customized OEM and ODM services tailored to customer-specific requirements. The company supports hardware customization, software adaptation, branding services, and project-oriented product development.
This flexibility allows customers to accelerate deployment schedules, reduce development costs, and create solutions that align with their unique business objectives.
7 Commitment to Customer Value
OLYCOM believes that successful networking solutions should combine performance, reliability, and cost efficiency. By maintaining a strong balance between technological innovation and practical value, the company helps customers optimize infrastructure investments while achieving long-term operational stability.
Customer collaboration, technical support, and continuous improvement remain central to OLYCOM's business philosophy, ensuring that products and solutions evolve alongside changing industry needs.
8 Vision for the Future
As global demand for high-speed connectivity and intelligent infrastructure continues to grow, OLYCOM remains committed to advancing optical communication and networking technologies. The company aims to strengthen its role as a trusted global partner by delivering innovative, dependable, and scalable solutions that help build the communication networks of tomorrow.
Through technology, quality, and customer-focused service, OLYCOM continues to connect people, businesses, and industries with reliable networking solutions around the world.
More Product Photos


FAQ
Are you a manufacturer?
Yes, we have our production line and R&D team.
Please visit us via below VR link to see our office and production area.
https://www.ecer.com/corp/uuu5b8d-industrialnetworkswitch/vr.html
What is the leadtime if I order?
After receiving the payment, we start production.
If you are ordering some popular models, we usually got stock. After some testings, we will ship the materials.
If we do not have stock, production time is usually 3~5 working days for less than 50pcs/pairs.
How will you ship my order?
We will send the goods by air(DHL, UPS or FEDEX) or by sea(for bulk order)
It is fine to ship purchased items via customer’s shipping account or forwarder.
It takes 3~5 calendar days to arrive at local customs for clearance.
Do you support OEM&ODM?
Yes, this is our competitive advantage.
There is a detailed introduction in the below link.
https://www.industrialnetworkswitch.com/factory.html
Do you attend some exhibitions?
Yes, we regularly attend IFSEC UK, MIPS RUSSIA, Security ESSEN GERMANY and ISC West USA.
Sometimes we are an exhibitor for some small shows like Mitec Malaysia, Secon Korea and Intersec Saudi Arabia.
Each time, we took many photos for displaying and record, please let us know if you need to check.

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16 Port EtherCAT PLC IO Module Standalone 8 Bit DIP Switch 16DI 16DO NPN Output CE Images |