Delta ASRTU-EC16AP1TA EtherCAT Distributed Remote I/O System

The Delta ASRTU-EC16AP1TA EtherCAT Distributed Remote I/O System is a robust solution designed for high-speed, reliable industrial automation. This module offers exceptional flexibility and performance, integrating seamlessly into complex control architectures. Its core advantages lie in its adherence to the EtherCAT protocol, enabling high-speed data transmission and precise synchronization, crucial for demanding applications. The ASRTU-EC16AP1TA boasts an impressive array of features, including 8 digital inputs and 8 digital outputs, alongside two channels dedicated to high-speed counting and two for high-speed pulse output, all operating at up to 200 kHz. This unit is compatible with the Delta AS series extension modules, allowing for significant system expansion with analog modules, temperature measurement modules, and load cell modules, up to a total of 32 modules. The module's compact design and IP20 rating make it suitable for installation within industrial enclosures. Key technical parameters include a power consumption of 1.8W and compatibility with 24 VDC power supply.

Delta ASRTU-EC16AP1TA: Product Specifications

| Specification             | Value                                                                                                                                                                                                                                 |

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| Product Name          | Delta ASRTU-EC16AP1TA EtherCAT Distributed Remote I/O System                                                                                                                                                                          |

| Communication Protocol| EtherCAT                                                                                                                                                                                                                              |

| Digital Inputs        | 8 points                                                                                                                                                                                                                              |

| Digital Outputs       | 8 points (NPN transistor outputs)                                                                                                                                                                                                     |

| High-Speed Counter    | 2 Channels (Single pulse, pulse+direction, phase A+phase B; Max. input frequency: 200 kHz)                                                                                                                                             |

| High-Speed Pulse Output| 2 Channels (Pulse+direction, Phase A + phase B, CW/CCW; Max. output frequency: 200 kHz, 100 kHz for Phase A+phase B)                                                                                                                   |

| Extension Modules     | Supports AS series extension modules (Digital, Analog, Load Cell, Temperature Measurement); Max. 16 special modules; Max. 32 modules total.                                                                                             |

| Power Supply          | 24 VDC                                                                                                                                                                                                                                |

| Power Consumption     | 1.8 W                                                                                                                                                                                                                                 |

| IP Rating             | IP20                                                                                                                                                                                                                                  |

| Hot Connection        | Supported                                                                                                                                                                                                                             |

| Synchronization       | Supports Distributed Clock SYNC, SyncManagers, and Free Run                                                                                                                                                                           |

| Node Address Setting  | Rotary address switches                                                                                                                                                                                                               |

Core Features & Market Positioning

The Delta ASRTU-EC16AP1TA distinguishes itself in the industrial automation market through its high-performance EtherCAT communication capabilities, offering a minimal cycle time of 500 µs for high-speed remote I/O control. Its adherence to CoE (CANopen over EtherCAT) protocol, supporting PDO and SDO services, alongside the Hot Connection function, enhances its integration flexibility and ease of maintenance. The module is positioned as a key component for building sophisticated, high-speed control systems where precise timing and deterministic communication are paramount. Compared to standard industrial Ethernet solutions, EtherCAT provides superior performance for synchronized motion control and distributed I/O applications. Delta's AS series ecosystem further strengthens its market position, allowing for seamless expansion with a wide range of specialized modules, creating a scalable and cost-effective solution for diverse automation needs.

Key Application Scenarios

The Delta ASRTU-EC16AP1TA is ideally suited for a broad spectrum of industrial automation applications requiring high-speed, synchronized I/O operations. Common scenarios include:

  Automated Manufacturing & Assembly Lines: Its high-speed counting and pulse output capabilities are critical for precise motion control, robotic arm coordination, and high-frequency data acquisition in fast-paced production environments.  Packaging and Labeling Machinery: The module's deterministic communication and rapid response times are essential for accurate product handling, high-speed labeling, and intricate motion sequencing in packaging automation.  Electronics Manufacturing: In sensitive electronics production, the ASRTU-EC16AP1TA's high-speed I/O and synchronization features support complex assembly processes and quality control operations.  Material Handling Systems: For automated guided vehicles (AGVs), conveyor systems, and sophisticated sorting machinery, the module ensures efficient and synchronized operation of various I/O components.  Test and Measurement Equipment: The high-speed counter functions are valuable for precise event capture and data logging in automated test rigs and measurement systems.

Practical System Integration Guidance

Integrating the Delta ASRTU-EC16AP1TA into an existing or new control system involves several key steps, primarily focusing on network configuration, module connection, and programming. The module utilizes rotary address switches for setting its node address, simplifying initial setup.

EtherCAT Network Setup: The ASRTU-EC16AP1TA connects to an EtherCAT master (e.g., a Delta AS300 series PLC) via its EtherCAT port. Configuration is typically performed using Delta's DIA Studio software, specifically the DIA Designer programming environment. Within DIA Designer, the ASRTU-EC16AP1TA module, along with any connected AS series extension modules, can be added to the project, either manually or through an auto-scan function. PDO mapping is crucial for defining how data is exchanged between the master and the slave module.

Wiring: The ASRTU-EC16AP1TA is designed for DIN rail mounting. Wiring for digital inputs and outputs follows standard industrial practices. For output wiring, the ASRTU-EC16AP1TA model features NPN transistor outputs. It's important to refer to the detailed wiring diagrams in the operation manual for correct connections, especially considering the 24 VDC power supply and grounding requirements.

Programming: Application examples demonstrate controlling local I/O points and communicating with extension modules. This involves configuring parameters and I/O mapping within DIA Designer. For instance, writing specific values to I/O devices in the program can control the module's outputs, while monitoring input devices allows for status feedback. The manual provides detailed guidance on configuring high-speed counting and pulse output functions, essential for motion control applications.

Operation and Risk Mitigation

Safe and efficient operation of the Delta ASRTU-EC16AP1TA requires adherence to installation guidelines and awareness of potential operational hazards.

Installation Environment: The ASRTU-EC16AP1TA is an "open-type" device and must be installed within an enclosure to protect it from airborne dust, humidity, electrical shock, and vibration. The enclosure should restrict access to trained personnel only, using keys or specialized tools for entry.

Power Supply: The module operates on a 24 VDC supply, which is equipped with reverse polarity protection. Proper grounding is essential for system stability and safety.

Troubleshooting: The operation manual includes a dedicated chapter for error diagnosis and troubleshooting, often referencing LED indicator statuses for quick fault identification. Common issues might relate to network connectivity, incorrect wiring, or parameter misconfiguration. Referencing specific error codes and status registers within the software or through the module's diagnostics can aid in resolving problems.

Scalability & Long-Term Value

The Delta ASRTU-EC16AP1TA offers significant long-term value through its inherent scalability and integration capabilities within the broader Delta automation ecosystem.

Modular Expansion: The primary driver of scalability is the module's ability to connect up to 32 AS series extension modules on its right side, including digital I/O, analog I/O, temperature measurement, and load cell modules. This allows systems to be easily expanded or reconfigured as production needs evolve, without requiring a complete system overhaul.

Integration with IIoT and Digital Solutions: As part of Delta's Industrial Automation portfolio, the ASRTU-EC16AP1TA can be integrated into more extensive control architectures, including those leveraging IIoT (Industrial Internet of Things) and Industry 4.0 principles. By connecting to Delta's AS series PLCs, which support various industrial networks like EtherNet/IP and CANopen, this remote I/O system can feed data into SCADA systems, MES (Manufacturing Execution Systems), and cloud platforms for advanced analytics, remote monitoring, and predictive maintenance. This ensures that the initial investment in the ASRTU-EC16AP1TA remains relevant and valuable as industrial digitalization progresses.

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Frequently Asked Questions (FAQs)

1. What are the main advantages of using the Delta ASRTU-EC16AP1TA EtherCAT module?

The primary advantage is its high-speed, deterministic communication via EtherCAT, enabling precise synchronization for demanding applications. It offers robust I/O capabilities, including high-speed counting and pulse output, with excellent expandability through Delta's AS series modules. This combination ensures reliable performance in complex automation scenarios.

2. Can the Delta ASRTU-EC16AP1TA module be used with PLCs from other manufacturers?

While the ASRTU-EC16AP1TA is designed to integrate seamlessly with Delta's AS series PLCs and software like DIA Studio, its adherence to the EtherCAT protocol means it can potentially communicate with EtherCAT master controllers from other vendors. However, full compatibility and ease of integration are best guaranteed within the Delta ecosystem.

3. How do I connect and wire the Delta ASRTU-EC16AP1TA module?

The module is mounted on a DIN rail. Wiring involves connecting the 24 VDC power supply and then establishing the EtherCAT network connection. Digital inputs and outputs are wired according to standard industrial practices, with specific configurations detailed in the operation manual. The NPN output type for this specific model should be considered during wiring.

4. What is the maximum number of extension modules that can be connected to the ASRTU-EC16AP1TA?

Up to 32 AS series extension modules can be connected to the right side of the ASRTU-EC16AP1TA. This includes a maximum of 16 special modules, such as analog modules, temperature measurement modules, or load cell modules.

5. What are the high-speed counting and pulse output capabilities of the ASRTU-EC16AP1TA?

The module features two channels for high-speed counting with modes like single pulse, pulse+direction, and phase A+phase B, supporting an input frequency of up to 200 kHz. It also provides two channels for high-speed pulse output with modes like pulse+direction, Phase A + phase B, and CW/CCW, with an output frequency of up to 200 kHz.

6. How does the Delta ASRTU-EC16AP1TA handle synchronization?

The module supports Distributed Clock SYNC, SyncManagers, and Free Run features inherent to the EtherCAT protocol. This ensures precise time synchronization across all devices on the network, which is critical for coordinated motion control and real-time data acquisition.

7. What software is used to configure and program the Delta ASRTU-EC16AP1TA?

Configuration and programming are primarily handled by Delta's DIA Studio software suite, specifically the DIA Designer programming environment. This software allows for hardware configuration, network setup, I/O mapping, and ladder logic programming.

8. What is the difference between the ASRTU-EC16AP1TA and ASRTU-EC16AP1PA models?

The key difference lies in the type of their local output points. The ASRTU-EC16AP1TA features NPN transistor outputs, while the ASRTU-EC16AP1PA has PNP transistor outputs. This choice affects how they are wired and integrated into control circuits.

9. Can the ASRTU-EC16AP1TA be used in harsh industrial environments?

While the module itself has an IP20 rating and should be installed within a protective enclosure, its robust design and compatibility with Delta's industrial automation ecosystem make it suitable for demanding factory environments when properly installed and protected.

10. What are the benefits of using EtherCAT with the ASRTU-EC16AP1TA compared to other industrial networks?

EtherCAT offers superior performance in terms of speed, determinism, and synchronization compared to many other industrial networks. This makes it ideal for applications requiring precise motion control, high-speed data acquisition, and tightly coupled distributed I/O systems, offering a significant advantage in performance-critical automation tasks.