MODICON AS-B885-101 Module Usip I/o

( Brand: Modicon ), ( Manufacturer Part Number: AS-B885-101 ), ( Part Type: Module )

Review MODICON I/o Module Usip

The **Modicon AS-B885-101** is a high-performance, modular **Universal Serial Interface Protocol (USIP)** I/O module designed for integration into Schneider Electric s **Modbus AS-i (Actuator Sensor Interface)** network, offering seamless communication between industrial automation systems and field devices. This compact yet robust module serves as a bridge between AS-i networks and higher-level control systems, enabling efficient data exchange with PLCs, HMIs, or other supervisory devices via standard communication protocols. Built with Schneider Electric s commitment to reliability and scalability, the AS-B885-101 supports both **input and output** functions, allowing it to monitor analog or digital signals from sensors and actuators while also controlling field devices with precision. Its **USIP (Universal Serial Interface Protocol)** interface ensures compatibility with a wide range of industrial networks, including **Modbus RTU, Modbus TCP, and PROFIBUS DP**, making it an ideal solution for diverse automation architectures. The module s **101-point capacity** comprising a mix of configurable inputs and outputs provides flexibility for applications requiring discrete or analog signal processing, such as machine monitoring, process control, or building automation. With a **compact, DIN-rail mountable design**, the AS-B885-101 is engineered for easy installation in tight industrial environments, where space efficiency and durability are critical. Its **high-speed data transfer capabilities** and **low-latency response** ensure real-time performance, reducing downtime and enhancing operational efficiency. Additionally, the module incorporates **Schneider Electric s EcoStruxure** architecture, enabling seamless integration with advanced analytics, remote monitoring, and predictive maintenance tools, thereby future-proofing automation systems for evolving industrial demands. Whether deployed in manufacturing plants, energy systems, or infrastructure control centers, the AS-B885-101 delivers a robust, protocol-agnostic solution that simplifies I/O expansion while maintaining the integrity of AS-i communication networks.

### **Pros and Cons of buying a Modicon AS-B885-101 (USB I/O Module)**

#### **Overview**

The **Modicon AS-B885-101** is a USB-based I/O module designed for industrial automation, allowing communication between PLCs (Programmable Logic Controllers) and other devices via USB. It supports digital and analog inputs/outputs and is compatible with Schneider Electric s EcoStruxure architecture.

---

### **Pros**

1. **Compatibility with Schneider Electric Systems**

- Seamless integration with Modicon Quantum, Premium, and other Schneider Electric PLCs, ensuring smooth operation within existing automation setups.

2. **USB Connectivity**

- Provides a convenient wired connection (USB 2.0) for data transfer, eliminating the need for additional communication cards or complex wiring.

- Easier to deploy than traditional serial or Ethernet-based modules, especially in environments where Ethernet infrastructure is limited.

3. **Compact and Modular Design**

- Space-efficient, making it suitable for installations where rack space is constrained.

- Plug-and-play functionality simplifies installation and reduces downtime.

4. **Support for Digital and Analog Signals**

- The AS-B885-101 can handle both digital (TTL/relay) and analog (4-20mA, 0-10V) signals, providing flexibility for various industrial applications.

- Useful for interfacing sensors, actuators, and other field devices.

5. **Cost-Effective for Small-Scale Applications**

- More affordable than high-end Ethernet or wireless I/O modules, making it a practical choice for smaller automation projects or temporary setups.

- Reduces the need for additional communication hardware (e.g., serial-to-Ethernet converters).

6. **Easy Configuration and Monitoring**

- Can be configured and monitored using Schneider Electric s software tools (e.g., EcoStruxure Machine Expert, Unity Pro).

- Supports remote diagnostics and troubleshooting via USB, reducing on-site intervention.

7. **Reliability for Industrial Use**

- Built to withstand industrial environments (temperature range, EMI/EMC resistance), ensuring stable performance in harsh conditions.

- Low latency for real-time control applications.

8. **Backward and Forward Compatibility**

- Works with older Modicon PLCs while also supporting newer Schneider Electric platforms, extending its useful life.

---

### **Cons**

1. **Limited Communication Range**

- USB has a maximum cable length of **5 meters (16.4 feet)** before signal degradation occurs. Longer distances require repeaters or alternative communication methods (e.g., Ethernet).

- Not ideal for distributed systems where devices are spread across large areas.

2. **Dependence on USB Infrastructure**

- Requires a nearby USB port on the PLC or a USB hub, which may not always be available in legacy systems.

- USB cables can be prone to physical damage (e.g., fraying, connector wear), increasing maintenance requirements.

3. **Lower Throughput Compared to Ethernet**

- USB 2.0 has a maximum theoretical speed of **480 Mbps**, which is sufficient for most I/O applications but significantly slower than Ethernet (1 Gbps or higher).

- Not optimal for high-speed data acquisition or large-scale networked systems.

4. **Single-Point Failure Risk**

- If the USB cable or port fails, the entire communication link can be disrupted, unlike redundant Ethernet setups.

- No built-in redundancy or failover mechanisms for critical applications.

5. **Limited Scalability**

- Each AS-B885-101 module is a standalone device. Scaling up requires multiple modules, increasing complexity and potential points of failure.

- Not suitable for large-scale I/O expansion compared to Ethernet-based solutions like Modbus TCP or PROFINET.

6. **Software Dependency**

- Full functionality relies on Schneider Electric s software ecosystem. Compatibility issues may arise with third-party tools or non-Schneider PLCs.

- Requires licensing for advanced features in some software packages.

7. **Power Requirements**

- While USB-powered, some applications may require additional power for high-current outputs (e.g., relay-driven outputs), necessitating external power supplies.

8. **Obsolete Status (Potential Future Issues)**

- The AS-B885-101 is part of Schneider Electric s legacy Modicon line, which is being phased out in favor of newer technologies (e.g., EcoStruxure, TwinCAT).

- Long-term support and availability of spare parts may diminish over time, increasing risk for critical applications.

---

### **Conclusion**

The **Modicon AS-B885-101** is a practical and cost-effective choice for **small-scale industrial automation projects** where USB connectivity is sufficient, and Ethernet is not feasible. Its strengths lie in **simplicity, compatibility with Schneider Electric systems, and ease of use**, making it ideal for:

- **Prototyping or temporary setups**

- **Applications with short cable runs (

- **Digital/analog I/O expansion in legacy Modicon PLCs**

- **Budget-conscious projects where high-speed networking is unnecessary**

However, for **large-scale, high-reliability, or distributed systems**, alternatives like **Ethernet-based I/O modules (e.g., Modbus TCP, PROFINET, or Modicon s newer USB-to-Ethernet converters)** are more appropriate due to their **scalability, redundancy, and longer communication ranges**.

---

### **Recommendation**

- You are working with **Schneider Electric PLCs** and need a simple, low-cost USB I/O solution.

- Your application involves **short-distance communication** ( 5m) and does not require high-speed data transfer.

- You are upgrading a **legacy Modicon system** and need backward compatibility.

- The project is **small-scale or temporary**, and Ethernet is not an option.

- You require **long-distance communication** (>5m) or **networked I/O expansion**.

- Your application demands **high reliability, redundancy, or future scalability**.

- You are working on a **long-term critical system** where obsolescence risk is a concern.

- Ethernet or wireless (e.g., Wi-Fi, 4G/LTE) connectivity is available and preferred.

- For **Ethernet-based solutions**, explore **Modicon s USB-to-Ethernet converters** (e.g., AS-USB-ETH) or **Modbus TCP I/O modules**.

- For **wireless applications**, consider **Schneider Electric s wireless I/O solutions** (e.g., EcoStruxure Wireless I/O).

- If budget allows, evaluate **newer Schneider Electric modules** (e.g., **Modicon M580 series**) for better long-term support.

Details:

Modicon AS-B885-101 I/O Module PLC : MODICON. 2-Year MRO Shield Protection Plan Included. A previously used, fully functional product that may have some signs of cosmetic wear.: I/O Modules.

Most items are in stock when they listed. The product must be the original item shipped, with matching serial numbers if applicable. Modicon AS-B885-101 I/O Module Manufactured by MODICON. Manufacturer Part Number: AS-B885-101.

Special Instructions.

part #: asb885101 prices

• $381.60-$1250.00

specifications sensoindustria:

• brand: Modicon
• mpn: As-b885-101
• part type: Module

general sensoindustria:

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

seller sensoindustria:

• rating: 99.7%
• # reviews: 23484
• city: Mount Sterling, Kentucky

payments sensoindustria:

• wallet: Apple-pay
• other
• credit card: Visa

offer sensoindustria:

• availability: In Stock
• sold: 0
• options: Ship-to-home
• started: April 2, 2026
• quantity: 4
• best offers: True

returns sensoindustria:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted
• method: Money back

shipping sensoindustria:

• service: USPS Ground Advantage, USPS Priority Mail, UPS Ground, UPS Next Day Air
• carrier: USPS, UPS
• transit: 4-9 Days
• cost: $16.95
• type: Calculated
• class: Standard, Expedited, One-day

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