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  3. ALLEN BRADLEY 1793IE4

ALLEN-BRADLEY Plc Modules 1793-IE4/

1793-ie4 Allen-bradley 1793ie4 1793-ie4/ A

( Brand: Allen-bradley ), ( Manufacturer Part Number: 1793IE4 ), ( Model: 1793-IE4 ), ( Part Type: Module ), ( Analog/digital: Analog )

Review ALLEN BRADLEY 1793-ie4/

The **Allen-Bradley 1793-IE4/1793-IE4** is a high-performance, industrial-grade **photoelectric sensor** designed for demanding automation applications where reliability, precision, and durability are paramount. Part of Rockwell Automation s **1793 Series**, this sensor combines advanced optical technology with robust mechanical construction to deliver consistent performance in harsh environments, including those exposed to dust, moisture, and temperature fluctuations. The **1793-IE4** variant is specifically engineered for **industrial Ethernet (IE) communication**, enabling seamless integration into modern control networks such as **EtherNet/IP**, a standard protocol widely used in manufacturing and process automation. This sensor features a **compact, IP67-rated housing**, ensuring protection against solid contaminants and temporary immersion in water, making it ideal for applications in food and beverage processing, packaging, material handling, and automated assembly lines where cleanliness and resilience are critical.

At its core, the **1793-IE4** employs a **high-precision optical system** with adjustable sensitivity and a **wide detection range**, allowing it to reliably detect objects of varying sizes, colors, and reflective properties. The sensor supports **multiple output modes**, including **PNP/NPN switching outputs** and **analog output (0-10V or 4-20mA)**, providing flexibility for integration into PLCs, HMIs, or other control systems. Its **retro-reflective or through-beam configuration** (depending on the model variant) ensures versatile mounting options, accommodating both direct and indirect detection scenarios. The **IE4 interface** leverages **EtherNet/IP**, enabling real-time data exchange, remote diagnostics, and advanced monitoring capabilities, which can enhance predictive maintenance and system efficiency. Additionally, the sensor s **wide operating temperature range (-40 C to 85 C)** and **vibration resistance** make it suitable for dynamic environments where traditional sensors might fail.

For applications requiring **high-speed response and precise object detection**, the **1793-IE4** incorporates **digital signal processing** to minimize false triggers and improve reliability. Its **LED indicator** provides immediate feedback on sensor status, while the **configurable output delay** allows for optimized synchronization with other automation components. The sensor s **compatibility with Rockwell s Studio 5000 software** simplifies programming and troubleshooting, enabling engineers to easily configure parameters such as detection range, output polarity, and communication settings. Whether deployed in **automated warehouses, robotic guidance systems, or quality inspection processes**, the **1793-IE4** delivers a balance of **performance, connectivity, and industrial-grade robustness**, making it a versatile choice for modern manufacturing and automation solutions.

### **Pros and Cons of Buying an Allen-Bradley 1793-IE4 (1793-IE4) Module**

#### **Pros**

1. **High Reliability and Durability**

The 1793-IE4 series is part of Allen-Bradley s industrial-grade product line, designed for harsh environments. It features robust construction, including metal housing and sealed connections, making it resistant to dust, moisture, and temperature fluctuations. This ensures long-term performance in manufacturing, automation, and control systems.

2. **Compatibility with Rockwell Automation Ecosystem**

As a Rockwell Automation product, the 1793-IE4 integrates seamlessly with other Allen-Bradley components such as PLCs (e.g., ControlLogix, CompactLogix), HMI systems, and software like Studio 5000. This compatibility simplifies system design, reduces integration challenges, and minimizes the need for third-party adapters or converters.

3. **Modular and Scalable Design**

The 1793-IE4 series supports various configurations, including analog input/output, discrete I/O, and communication modules (e.g., Ethernet/IP, DeviceNet). This modularity allows users to expand or reconfigure their systems as requirements evolve without replacing the entire setup.

4. **Advanced Communication Protocols**

Many variants of the 1793-IE4 support high-speed communication protocols like **Ethernet/IP**, **CIP (Common Industrial Protocol)**, and **DeviceNet**. Ethernet/IP, in particular, enables real-time data exchange, reducing latency and improving overall system responsiveness. This is critical for applications requiring precise timing, such as motion control or process automation.

5. **Support for High-Speed Data Acquisition**

Some models in the 1793-IE4 series offer high-speed analog inputs (e.g., 100 kHz sampling rates) and discrete I/O with microsecond-level timing. This makes them suitable for applications like motor control, sensor interfacing, or high-frequency data logging where speed is paramount.

6. **Allen-Bradley s Global Support and Availability**

Rockwell Automation has a vast global network of distributors, authorized service centers, and technical support. Spare parts, documentation, and firmware updates are widely available, reducing downtime and ensuring long-term maintainability. Additionally, the brand s reputation in industrial automation provides confidence in reliability.

7. **Compatibility with Modern Software Tools**

The 1793-IE4 integrates with Rockwell s **Studio 5000** software suite, which includes programming, configuration, and debugging tools. This simplifies development, testing, and troubleshooting compared to legacy systems that may require outdated or proprietary software.

8. **Energy Efficiency and Low Power Consumption**

Modern variants of the 1793-IE4 series are designed with energy efficiency in mind, consuming minimal power while maintaining high performance. This reduces operational costs and aligns with sustainability goals in industrial settings.

9. **Backward and Forward Compatibility**

While the 1793-IE4 is a newer series, it is designed to work with updated firmware and software versions, ensuring compatibility with newer Allen-Bradley hardware. This reduces the risk of obsolescence compared to older modules that may require frequent upgrades or replacements.

10. **Documentation and Training Resources**

Rockwell Automation provides extensive documentation, including wiring diagrams, datasheets, and application notes. Additionally, there are training programs and online resources (e.g., Rockwell s **Training & Certification** portal) to help engineers and technicians effectively implement and maintain the modules.

---

#### **Cons**

1. **Higher Upfront Cost**

Compared to generic or third-party I/O modules, Allen-Bradley 1793-IE4 modules are premium-priced. The cost reflects the brand s reliability, support, and advanced features, but it may be prohibitive for small businesses or budget-conscious projects where lower-cost alternatives exist.

2. **Dependency on Rockwell Ecosystem**

While the integration with Rockwell products is a strength, it can also be a limitation if the system requires diverse vendor support. For example, if a user needs to interface with non-Rockwell PLCs or third-party sensors, additional gateways or converters may be required, adding complexity and cost.

3. **Potential Learning Curve**

New users unfamiliar with Allen-Bradley s software (e.g., Studio 5000) or programming paradigms (e.g., Ladder Logic, Structured Text) may face a learning curve. This can slow down implementation, especially in teams with limited experience in Rockwell Automation tools.

4. **Limited Customization for Non-Standard Applications**

The 1793-IE4 series is optimized for industrial automation and may lack flexibility for highly specialized or non-standard applications. Users with unique requirements (e.g., custom analog ranges, proprietary communication protocols) may need to invest in additional hardware or software modifications.

5. **Firmware and Software Updates**

While updates improve functionality and security, they can occasionally introduce compatibility issues or require downtime for installation. Users must ensure their system is compatible with the latest firmware versions to avoid disruptions.

6. **Physical Size and Space Constraints**

Some variants of the 1793-IE4 series are larger than compact or modular alternatives (e.g., certain PLC I/O cards). In space-constrained environments, this may require careful rack or panel design to accommodate the modules.

7. **Potential for Overkill in Simple Applications**

For very basic I/O requirements (e.g., a small control panel with a few discrete inputs/outputs), the 1793-IE4 may offer more features than necessary. In such cases, simpler or lower-cost modules (e.g., generic I/O cards) could suffice without the added complexity or cost.

8. **Vendor Lock-In Risks**

Heavy reliance on Rockwell Automation products can create vendor lock-in, making it difficult to switch to alternative brands in the future. While Rockwell s ecosystem is robust, the lack of open standards in some areas may limit flexibility if the user s needs change.

9. **Availability of Spare Parts Over Time**

While Rockwell Automation maintains extensive support, the availability of spare parts for older models (even within the 1793-IE4 series) may decline as the product line evolves. Users should verify the long-term availability of parts before committing to a purchase.

10. **Potential for Over-Engineering**

In some cases, engineers may default to using the 1793-IE4 series even when simpler or more cost-effective solutions would work. This can lead to unnecessary complexity, higher costs, and reduced maintainability if the system is not truly optimized for the application.

---

### **Conclusion**

The **Allen-Bradley 1793-IE4** is a high-quality, reliable, and feature-rich I/O module well-suited for industrial automation applications where compatibility with Rockwell Automation s ecosystem, advanced communication protocols, and long-term support are critical. Its strengths lie in its durability, integration capabilities, and support for high-speed data acquisition, making it ideal for manufacturing, process control, and motion systems.

However, the higher cost, potential vendor dependency, and learning curve for new users may pose challenges, particularly for smaller projects or applications where simpler solutions would suffice. The decision to purchase a 1793-IE4 module should be based on the specific requirements of the system, budget constraints, and long-term maintenance considerations.

---

### **Recommendation**

**Buy the Allen-Bradley 1793-IE4 if:**

- You are working within a **Rockwell Automation ecosystem** (e.g., ControlLogix, CompactLogix, Studio 5000) and require seamless integration.

- Your application demands **high-speed I/O, advanced communication (Ethernet/IP, DeviceNet), or precise timing** (e.g., motor control, sensor interfacing).

- **Reliability, durability, and long-term support** are prioritized over cost, and you can justify the investment in a premium industrial-grade module.

- You have access to **technical resources or training** to effectively configure and maintain the system.

**Consider alternatives if:**

- Your budget is constrained, and **lower-cost generic I/O modules** (e.g., from Siemens, Schneider Electric, or third-party vendors) meet your requirements.

- You are working with **non-Rockwell PLCs or diverse vendor ecosystems**, and the lack of cross-vendor compatibility is a concern.

- The application is **simple or low-complexity**, and a basic I/O module would suffice without the added features of the 1793-IE4.

- You require **custom or non-standard configurations** that the 1793-IE4 does not support out of the box.

**Final Verdict:**

For most **industrial automation projects** where compatibility, performance, and support are non-negotiable, the **Allen-Bradley 1793-IE4 is an excellent choice**. However, for cost-sensitive or non-industrial applications, evaluating alternatives may yield a more balanced solution. Always conduct a thorough cost-benefit analysis and system requirements review before making a purchase decision.

Details:

Pulled from decommissioned new build but powered and used for testing. Slide in plastic channel tag missing.

part #: 1793ie4 prices

  • $179.10-$400.00

specifications sensoindustria:

  • brand: Allen-bradley
  • mpn: 1793ie4
  • model: 1793-ie4
  • part type: Module
  • analog/digital: Analog

offer sensoindustria:

  • options: Ship-to-home
  • availability: In Stock
  • started: May 23, 2026
  • sold: 0
  • quantity: 1

returns sensoindustria:

  • policy: No Returns

general sensoindustria:

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

shipping sensoindustria:

  • type: Calculated
  • cost: $6.58
  • class: Standard
  • carrier: USPS
  • service: USPS Ground Advantage
  • transit: 5-11 Days

payments sensoindustria:

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seller sensoindustria:

  • # reviews: 459
  • rating: 100.0%
  • city: Findlay, Ohio
part type: module, analog/digital: analog,
category: business & industrial > plcs hmis > plc peripheral modules > plc input output modules, sku: 22833092821895633,
Allen-bradley 1793IE4 Is Similar To:
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5 offers $179.10–$400.00 USD
  • New – Open box. Offer #1 priced at $280.00 + $11.35 shipping estimate = $291.35* total. (bcd: g-18).+$11.35 shipping
  • New. Offer #2 priced at $400.00 + $11.35 shipping estimate = $411.35* total. (bcd: f-11-b).+$11.35 shipping
  • Unspecified. Offer #3 priced at $179.10 + $76.36 shipping estimate = $255.46* total. purchasing this item. For sale is an Allen Bradley Ser A, Revision A01 Flex Integra Analog Input.+$76.36 shipping
  • New – Open box. Offer #4 priced at $427.77 + $16.85 shipping estimate = $444.62* total. FACTORY SEALED BOX.+$16.85 shipping
  • Used. Offer #5 priced at $366.70 + $12.90 shipping estimate = $379.60* total. FACTORY WARRANTY MAY NOT APPLY.+$12.90 shipping

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