Delta AS148R-A 48-point High-density Relay Output Module

The Delta AS148R-A is a high-density, 48-point relay output module designed for industrial automation applications, offering robust performance and extensive connectivity. This module is a key component of the Delta AS Series PLC line, known for its high-speed processing and modular design. Key advantages include its 64K step program capacity, supporting up to 1024 I/O points, and its integrated communication ports (Ethernet, 2x RS-485, USB, CANopen) facilitating seamless integration into various industrial networks. Technical specifications highlight its 100-240 VAC power supply, 24 digital inputs and 24 digital outputs, and support for multiple programming languages such as Ladder Diagram (LD) and Structured Text (ST).

Product Specifications

| Specification         | Details                                                                                                    |

| :-------------------- | :--------------------------------------------------------------------------------------------------------- |

| Model Name            | AS148R-A                                                                                                   |

| Series                | AS Series                                                                                                  |

| Output Type           | Relay                                                                                                      |

| Number of I/O Points  | 48 (24 Digital Inputs, 24 Digital Outputs)                                                                 |

| Max. I/O Points       | 1024                                                                                                       |

| Program Capacity      | 64K steps                                                                                                  |

| Data Memory           | 64k words                                                                                                  |

| Power Supply          | 100-240 VAC                                                                                                |

| Built-in Communication | USB, Ethernet, 2x RS-485, CANopen                                                                          |

| Communication Protocols | Modbus, Modbus TCP, EtherNet/IP, CANopen                                                                   |

| Max. Extension Modules | 32                                                                                                         |

| Programming Languages | Ladder Diagram (LD), Structured Text (ST), Continuous Function Chart (CFC), Sequential Function Chart (SFC) |

| Dimensions            |                                                                                                  |

| Operating Temperature | [cite: ] (Refer to manual for specific range)                                                              |

| Storage Temperature   | [cite: ] (Refer to manual for specific range)                                                              |

Core Features & Market Positioning

The Delta AS148R-A distinguishes itself in the competitive PLC market through its high-density output configuration and comprehensive communication capabilities. Its advanced 32-bit SoC CPU ensures fast execution speeds, with basic instructions processing at 25 ns and application instructions like MOV at 0.15 μs, significantly boosting operational efficiency. The module's robust, rackless design with patented DIN rail clips allows for quick and easy vertical installation and replacement without disturbing adjacent modules, a key advantage in space-constrained control panels. Its market positioning is further solidified by its compatibility with Delta's broader industrial automation ecosystem, including DIADesigner and ISPSoft software, which simplify configuration and programming. The inclusion of EtherNet/IP and CANopen ports positions the AS148R-A as a strong contender for networked automation solutions and IIoT applications.

Key Application Scenarios

The versatility of the Delta AS148R-A makes it suitable for a wide array of industrial automation tasks. It excels in applications requiring a high number of discrete control points, such as in electronics manufacturing, where precise control of multiple actuators and indicators is paramount. Food and beverage packaging lines benefit from its reliability and speed for controlling conveyor systems, labeling machines, and robotic integration. In the textile industry, the AS148R-A can manage complex machinery operations, ensuring synchronized movements and efficient production cycles. Furthermore, its robust communication options make it ideal for distributed control systems and supervisory control and data acquisition (SCADA) environments, enabling remote monitoring and management of industrial processes.

Practical System Integration Guidance

Integrating the Delta AS148R-A into an existing or new control system is streamlined due to its modular design and extensive connectivity. Installation typically involves mounting the module onto a standard DIN rail using Delta's patented clips, which facilitate quick, secure attachment and removal. Wiring is made straightforward with removable terminal blocks, simplifying connections for the 24 digital inputs and 24 relay outputs. For programming, Delta's ISPSoft software provides a user-friendly environment supporting multiple IEC 61131-3 standard languages and Delta's proprietary function blocks. The module's communication ports, including Ethernet and RS-485, can be configured using tools like EIP Builder for EtherNet/IP or COMMGR for general communication management, ensuring interoperability with HMIs, drives, and other PLCs.

Operation and Risk Mitigation

Safe and efficient operation of the Delta AS148R-A relies on adherence to proper installation and maintenance practices. Users should consult the AS Series Hardware and Operation Manual for detailed safety guidelines, including power supply requirements and electrical isolation considerations. Troubleshooting common issues is supported by Delta's comprehensive documentation, which includes basic troubleshooting steps and specific error codes. For instance, error codes can provide insights into system malfunctions, aiding in rapid diagnostics. Proper grounding and protection against electrical noise are crucial for maintaining system stability and preventing damage. Employing anti-vibration baffles is recommended in environments with significant vibration sources to ensure module stability.

Scalability & Long-Term Value

The Delta AS148R-A offers significant scalability and long-term value through its modular architecture and compatibility with Delta's expanding range of industrial automation products. The AS Series supports up to 32 extension modules, allowing systems to grow from the base 48 I/O points to over 1024 I/O points as automation needs evolve. This modularity ensures that investments in the Delta platform can be adapted to future requirements without necessitating a complete system overhaul. Furthermore, the AS148R-A's integrated Ethernet and CANopen interfaces are key enablers for Industrial Internet of Things (IIoT) applications, facilitating connectivity to cloud platforms, SCADA systems via OPC-UA, and remote data access through solutions like the AS-FFTP01 communication card. This forward-looking design ensures that the AS148R-A remains a relevant and valuable component in smart manufacturing environments.

Frequently Asked Questions (FAQs)

Q1: What are the primary advantages of using the Delta AS148R-A module?

The AS148R-A offers a high density of 48 relay outputs in a compact form factor. It boasts fast processing speeds thanks to its 32-bit SoC CPU. Integrated Ethernet and CANopen ports enable robust network communication.

Its modular design simplifies installation and expansion, supporting up to 32 additional modules. The robust construction ensures reliability in demanding industrial settings.

This module is well-suited for a wide range of applications, from manufacturing to packaging, due to its versatility and extensive I/O capabilities.

Q2: How does the AS148R-A handle system expansion and scalability?

The AS Series PLC system allows for expansion up to 1024 I/O points. This is achieved by adding up to 32 extension modules to the main CPU.

This modular approach ensures that your automation system can grow alongside your business needs. You can easily add more I/O as required without replacing the entire controller.

The AS148R-A's architecture is designed for future-proofing, integrating seamlessly with other AS Series modules and future Delta products.

Q3: What communication protocols does the Delta AS148R-A support?

This module supports key industrial communication protocols. These include Modbus, Modbus TCP, EtherNet/IP, and CANopen.

These protocols facilitate seamless integration with various devices such as HMIs, VFDs, and other PLCs. It ensures interoperability within diverse automation networks.

The built-in Ethernet and RS-485 ports are crucial for high-speed data transmission and networked control applications.

Q4: Can the AS148R-A be used in IIoT and Industry 4.0 applications?

Yes, the AS148R-A is designed with IIoT capabilities in mind. Its Ethernet and CANopen ports are key for connectivity.

It can interface with SCADA systems via OPC-UA and connect to cloud platforms using protocols like MQTT with add-on cards. This enables remote monitoring and data analytics.

The module's ability to integrate into networked environments makes it a valuable component for smart manufacturing and data-driven operations.

Q5: What are the key technical specifications of the Delta AS148R-A?

The AS148R-A features a 64K step program capacity and 64K words of data memory. It operates on a 100-240 VAC power supply.

It includes 24 digital inputs and 24 relay outputs. The module supports multiple programming languages, including Ladder Diagram and Structured Text.

It offers extensive connectivity with built-in USB, Ethernet, 2x RS-485, and CANopen ports.

Q6: How is the Delta AS148R-A installed and wired?

Installation is simplified by its rackless DIN-rail design and patented clips for vertical mounting. This allows for quick, secure attachment and easy module replacement.

Wiring is facilitated by removable terminal blocks, making connections for the digital inputs and relay outputs straightforward. Proper grounding is essential for safety and system integrity.

The user manual provides detailed diagrams and instructions for correct installation and wiring procedures.

Q7: What programming software is used with the AS148R-A?

The primary programming software for the AS148R-A is Delta's ISPSoft. This integrated development environment supports various IEC 61131-3 programming languages.

ISPSoft also includes Delta's proprietary function blocks, which can streamline the development of complex control sequences. It allows for hardware configuration, network setup, and diagnostics.

DIADesigner software can also be used for hardware and network configuration, complementing the ISPSoft programming environment.

Q8: What are the key applications for the AS148R-A module?

This module is ideal for high-density discrete control applications. Common uses include electronics manufacturing, labeling machinery, and food packaging equipment.

It is also well-suited for textile machines and other automated equipment requiring precise control of numerous output devices. Its reliability ensures consistent performance in these demanding environments.

The module's robust communication capabilities also support supervisory control and data acquisition (SCADA) systems.

Q9: What safety considerations are important when operating the AS148R-A?

Always refer to the official AS Series Hardware and Operation Manual for complete safety instructions. Ensure proper power supply and electrical isolation are maintained.

Follow recommended wiring practices to prevent short circuits or damage. Proper grounding is critical for both operator safety and equipment protection.

In environments with vibration, consider using anti-vibration baffles to ensure the module's stable mounting and reliable operation.

Q10: Does the AS148R-A support motion control functions?

While the AS148R-A is primarily an output module, the AS Series PLC platform it belongs to offers advanced motion control capabilities. The CPU units in the AS series support positioning control for up to 8 axes via CANopen or 6 axes via pulse control.

Dedicated motion control solutions and communication cards are available within the Delta ecosystem to integrate with the AS148R-A for sophisticated motion tasks. Examples include the AS-FECAT communication card for EtherCAT networks.

Therefore, when paired with a compatible AS Series CPU and the right configuration, the AS148R-A can be part of a comprehensive motion control system.