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  3. MODICON AS-B231-001

MODICON AS-B231-001 Schneider Electric

As-b231-001 Modicon Schneider Electric / Asb231001 Used

( Brand: Modicon ), ( Manufacturer Part Number: AS-B231-001 )

Review MODICON Schneider Electric Asb231001 Used

The **Schneider Electric AS-B231-001 (Modicon AS-B231-001)** is a high-performance, modular analog input/output (I/O) module designed for integration into Schneider Electric s EcoStruxure architecture, particularly within the Modicon Momentum or Modicon Premium automation platforms. This compact yet robust device serves as a versatile building block for industrial control systems, offering precise analog signal processing capabilities essential for monitoring and controlling a wide range of industrial processes. Engineered with Schneider Electric s commitment to reliability and efficiency, the AS-B231-001 is specifically configured as a **24-bit, single-channel analog input module** with a **current input range of 4 20 mA**, making it ideal for interfacing with sensors, transducers, and field devices that output standardized analog signals. Its high-resolution, 24-bit analog-to-digital converter (ADC) ensures exceptional accuracy and linearity, minimizing measurement errors and enabling fine-grained control over process variables such as temperature, pressure, flow, or level critical for applications in manufacturing, energy, water treatment, and other industrial sectors.

The module s robust construction is tailored for demanding environments, featuring a **wide operating temperature range** (typically -40 C to 70 C) and compliance with industrial standards for vibration, shock, and electromagnetic interference (EMI), ensuring stable performance even in harsh factory or outdoor settings. Its **Modbus RTU or Ethernet/IP communication protocol support** (depending on the host system) allows seamless integration with PLCs, HMIs, or SCADA systems, facilitating real-time data acquisition and control. The AS-B231-001 is housed in a **compact, DIN-rail-mountable enclosure**, adhering to Schneider Electric s modular design philosophy, which simplifies system expansion and maintenance. Whether deployed in a discrete manufacturing line, a renewable energy plant, or a critical infrastructure facility, this module delivers the precision, durability, and scalability required to optimize operational efficiency while reducing downtime. Its compatibility with Schneider Electric s EcoStruxure Machine and EcoStruxure Automation software further enhances its utility, enabling advanced diagnostics, predictive maintenance, and seamless integration into larger automation ecosystems.

### **Pros and Cons of buying a Modicon AS-B231-001 (Schneider Electric AS-B231-001) Module**

#### **Pros:**

1. **Compatibility with Schneider Electric Systems** This module is designed specifically for Schneider Electric s Modicon PLC platforms, ensuring seamless integration with existing automation systems. It is compatible with Modicon Quantum, Premium, and other Modbus-based controllers.

2. **Reliability and Brand Reputation** Schneider Electric is a well-established manufacturer in industrial automation, known for producing durable and high-quality components. The AS-B231-001 is a standard analog input module, meaning it has been widely used in industrial applications for years.

3. **Modbus RTU Support** The module communicates via Modbus RTU, a widely supported protocol in industrial automation. This makes it easy to interface with other PLCs, HMIs, or SCADA systems.

4. **Analog Input Functionality** The AS-B231-001 provides **23 analog input channels (0-10V or 4-20mA)**, making it suitable for monitoring signals from sensors like temperature, pressure, flow, or voltage. This versatility is valuable in process control applications.

5. **Modular Design** As part of Schneider s Modicon series, it fits into standard rack-mounted PLC systems, allowing for easy expansion or replacement of modules without disrupting the entire setup.

6. **Long-Term Availability** Since this is a legacy but widely used module, spare parts and technical support may still be available through Schneider Electric or authorized distributors, though availability could decline over time.

7. **Cost-Effective for Basic Analog Input Needs** Compared to newer or more advanced modules, the AS-B231-001 offers a balance between functionality and price, making it a cost-effective solution for applications requiring multiple analog inputs.

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#### **Cons:** 1. **Legacy Technology** The AS-B231-001 is an older model (part of the AS-B series), which means it may lack modern features such as:

- **Digital filtering or advanced signal conditioning** (compared to newer modules).

- **Built-in diagnostics or self-testing capabilities** (some modern modules include built-in fault detection).

- **Support for newer communication protocols** (e.g., Ethernet/IP, PROFINET, or OPC UA).

2. **Limited Documentation and Support** Schneider Electric has shifted focus to newer product lines (e.g., EcoStruxure, Modicon M580, or TwinCAT). Finding up-to-date manuals, firmware updates, or technical support for this module may be difficult.

3. **Potential Compatibility Issues with Newer Systems** While it works with older Modicon PLCs, integrating it with modern HMI or SCADA systems (especially those using newer protocols) may require additional gateways or converters.

4. **No Built-in Isolation** The module does not include galvanic isolation for its analog inputs, which could pose a risk in applications with noisy or high-voltage signals. External isolation may be required, adding complexity and cost.

5. **Hardware Obsolescence Risk** Schneider Electric occasionally discontinues older modules, and while the AS-B231-001 is still available, long-term availability cannot be guaranteed. This could lead to supply chain issues in the future.

6. **No Touchscreen or Advanced Configuration Tools** Unlike newer Schneider modules, this one lacks user-friendly configuration interfaces (e.g., EcoStruxure Configuration or TwinCAT XAE). Setup and programming may require more manual effort.

7. **Limited Expansion Options** The module does not support additional features like built-in math functions, PID control, or high-speed data acquisition, which are available in more advanced analog input modules.

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### **Conclusion**

The **Modicon AS-B231-001** is a **functional and reliable analog input module** for applications requiring **23 channels of 0-10V/4-20mA signals** in a Schneider Electric Modicon PLC environment. It remains a **practical choice for legacy systems** where compatibility with older PLCs is essential, and where cost is a priority over cutting-edge features.

However, if your project involves **modern automation, advanced diagnostics, or long-term scalability**, newer alternatives (such as Schneider s **AS-B231-002** or **Modicon M580 analog modules**) may offer better support, isolation, and integration options. Additionally, if the module is no longer actively supported by Schneider, consider **alternative brands** (e.g., Siemens, Allen-Bradley, or Beckhoff) that provide similar functionality with better long-term availability.

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### **Recommendation**

- **Buy the AS-B231-001 if:**

- You are maintaining or upgrading an **existing Modicon AS-B or Quantum system**.

- Your application requires **multiple analog inputs** and budget is a concern.

- You have **no plans to migrate to a newer PLC platform** in the near future.

- You can **source spare parts independently** (e.g., from eBay, industrial surplus, or authorized distributors).

- **Consider an alternative if:**

- You need **modern support, isolation, or advanced diagnostics** (e.g., Schneider s **AS-B231-002** or **Modicon M580 analog modules**).

- Your system will **interface with newer HMIs or cloud-based SCADA** (where better protocol support is needed).

- You require **long-term availability guarantees** (check with Schneider or distributors for end-of-life status).

- Your application involves **high-noise environments** (external isolation may be necessary).

For **new installations**, evaluating whether the slight advantages of newer modules justify the cost is advisable. For **legacy systems**, the AS-B231-001 remains a **proven and cost-effective solution** when properly supported.

Details:

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part #: asb231001 price

  • $89.00

specifications sensoindustria:

  • brand: Modicon
  • mpn: As-b231-001

general sensoindustria:

  • PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules
  • condition: Used

offer sensoindustria:

  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • started: April 3, 2026
  • quantity: 1

seller sensoindustria:

  • # reviews: 197803
  • city: 1 Millennium Dr, Willingboro, NJ 08046
  • rating: 99.6%

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category: business & industrial > plcs hmis > plc peripheral modules > plc input output modules, sku: 21895352323537632,
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  • Used. Offer #1 priced at $89.00 + $17.65 shipping estimate = $106.65* total. Modicon .+$17.65 shipping

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