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  3. ALLEN BRADLEY 1734-IE4CK

ALLEN-BRADLEY 1734-IE4CK Analog Module 4PT

1734-ie4ck Allen-bradley 4pt Analog Input Module

( Brand: Allen-bradley ), ( Manufacturer Part Number: 1734-IE4CK ), ( Type: Plc Input Module ), ( Country Of Origin: United States )

Review ALLEN BRADLEY 4pt Analog Input Module

The **Allen-Bradley 1734-IE4CK** is a high-performance, compact analog input module designed for integration into the **CompactLogix 176x series** of programmable logic controllers (PLCs), offering reliable and precise data acquisition for industrial automation applications. This **4-channel, 4-20 mA current loop module** is engineered to interface seamlessly with a wide range of analog sensors, transducers, and field devices, providing engineers with a robust solution for monitoring and controlling critical process variables such as temperature, pressure, flow, and level. Built with **Allen-Bradley s industry-leading quality standards**, the 1734-IE4CK features **isolated inputs** (250 VAC/VDC per channel) to ensure protection against electrical noise, voltage spikes, and ground loops, thereby enhancing system stability and data integrity in harsh industrial environments. Each of the four analog channels is configured for **unipolar 4-20 mA current input**, allowing for direct compatibility with standard industrial sensors that operate within this widely adopted signaling range. The module s **compact, DIN-rail mountable design** optimizes space utilization in control panels while maintaining easy accessibility for installation, wiring, and maintenance. With **built-in diagnostics and fault detection**, the 1734-IE4CK provides real-time feedback on input status, short circuits, open circuits, and over/under-range conditions, enabling proactive troubleshooting and minimizing downtime. Additionally, its **high-resolution analog-to-digital conversion** (12-bit resolution) ensures accurate signal processing, delivering precise control over analog signals with minimal error, which is essential for applications requiring fine-tuned performance. Whether deployed in manufacturing, process control, or automation systems, the 1734-IE4CK serves as a dependable bridge between field devices and the PLC, facilitating seamless data acquisition and enabling efficient, responsive control strategies. Its compatibility with **Rockwell Automation s Studio 5000 software** further simplifies programming, configuration, and monitoring, making it an ideal choice for engineers seeking a versatile, high-reliability analog input solution.

### Pros and Cons of buying a Allen-Bradley 1734-IE4CK (4-Point Analog Input Module)

#### **Pros**

1. **Compatibility with Rockwell Automation Systems** This module is designed to integrate seamlessly with Allen-Bradley PLCs (such as the 1756 series), ensuring reliable communication and operation within a Rockwell ecosystem. It supports the standard Allen-Bradley communication protocols, reducing integration challenges.

2. **High-Quality Construction** Allen-Bradley is a well-established brand known for durable and reliable industrial automation components. The 1734-IE4CK is built to withstand harsh environments, making it suitable for manufacturing, process control, and other demanding applications.

3. **Analog Input Flexibility** The module provides four analog input channels (0-10V, 0-5V, 0-20mA, or 4-20mA), allowing it to interface with a wide range of sensors and transducers. This versatility makes it adaptable to various measurement and control tasks, such as temperature, pressure, flow, or level monitoring.

4. **Compact and Modular Design** As part of the 1734 series, it fits into standard Allen-Bradley I/O chassis, saving space in control panels. The modular design also simplifies wiring and troubleshooting, as modules can be easily swapped or upgraded.

5. **Support for Analog Filtering** The module includes configurable analog filtering (e.g., low-pass filtering) to reduce noise and improve signal integrity, which is critical in noisy industrial environments.

6. **Backward and Forward Compatibility** While primarily designed for newer Allen-Bradley systems, it is often compatible with older PLCs and software versions, provided the firmware and communication protocols align. This can extend the module s useful life as part of legacy systems.

7. **Documentation and Support** Allen-Bradley provides extensive technical documentation, including wiring diagrams, programming examples, and troubleshooting guides. Additionally, Rockwell Automation offers robust customer support, which can be invaluable for resolving issues or obtaining updates.

8. **Scalability** The 1734 series supports expansion, allowing users to add more I/O modules as their system requirements grow. This scalability is particularly useful for projects that may evolve over time.

9. **Industrial-Grade Reliability** The module is designed to operate reliably in industrial settings, with features such as robust connectors, protection against voltage spikes, and resistance to environmental factors like dust and moisture (when properly installed).

10. **Integration with Studio 5000** If using Rockwell s Studio 5000 software for programming and monitoring, the 1734-IE4CK integrates smoothly, providing real-time data access and control capabilities.

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#### **Cons**

1. **Limited Analog Input Range** The module supports only four analog inputs, which may be insufficient for applications requiring a higher number of analog channels. Users with extensive analog I/O needs may need to purchase multiple modules or consider alternatives with higher channel counts.

2. **Cost** Allen-Bradley modules, especially those from the 1734 series, can be more expensive than generic or third-party alternatives. For budget-conscious projects, this may be a significant drawback, particularly if only a few analog inputs are required.

3. **Dependence on Rockwell Ecosystem** While the module is highly compatible with Rockwell Automation products, it may not integrate as seamlessly with non-Rockwell systems (e.g., Siemens, Schneider Electric, or third-party PLCs). This can limit flexibility if the user s system includes mixed vendors.

4. **Potential for Obsolescence** Allen-Bradley frequently updates its product lines, and older modules like the 1734-IE4CK may eventually be discontinued. While this module is still widely available, future support (e.g., firmware updates or replacement parts) could become limited over time.

5. **Wiring Complexity** Analog modules require careful wiring to avoid issues like ground loops, noise, or incorrect signal conditioning. Improper wiring can lead to inaccurate readings or module failure, adding complexity to installation and maintenance.

6. **Software Dependency** The module s full functionality relies on compatible PLC firmware and programming software (e.g., RSLogix 5000 or Studio 5000). Outdated or incompatible software versions may limit the module s performance or require additional configuration efforts.

7. **No Built-In Diagnostics for Analog Signals** While the module provides basic diagnostics (e.g., communication errors, module status), it lacks advanced analog-specific diagnostics (e.g., signal range warnings or noise detection). Users may need to implement additional monitoring or use external tools to ensure signal integrity.

8. **Physical Size and Space Constraints** Although compact, the 1734 series modules occupy space in a control panel or chassis. In applications with limited I/O space, this may require careful planning or the use of alternative modules with different form factors.

9. **Potential Latency in Data Acquisition** Analog modules may introduce slight delays in data acquisition due to sampling rates and communication overhead. For high-speed control applications, this could be a minor but relevant consideration.

10. **Training and Expertise Required** Proper configuration, troubleshooting, and maintenance of Allen-Bradley modules often require specialized knowledge. Organizations without in-house expertise may need to invest in training or hire consultants, adding to the overall cost.

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### **Conclusion**

The **Allen-Bradley 1734-IE4CK 4-Point Analog Input Module** is a robust, reliable, and well-supported choice for applications within the Rockwell Automation ecosystem. Its compatibility with Allen-Bradley PLCs, high-quality construction, and flexibility in analog input types make it ideal for industrial control systems where seamless integration and durability are critical. However, its cost, dependence on the Rockwell ecosystem, and potential limitations in scalability or diagnostics may pose challenges for users with specific budget constraints or mixed-vendor systems.

For users who prioritize **long-term reliability, ease of integration with Rockwell PLCs, and analog input flexibility**, this module is an excellent investment. Conversely, those seeking **cost-effective, high-channel-count, or non-Rockwell-compatible solutions** may need to explore alternatives.

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### **Recommendation**

**Buy the 1734-IE4CK if:**

- You are working within a **Rockwell Automation system** (e.g., 1756 PLCs, Studio 5000 software).

- You require **four reliable analog inputs** for sensors or transducers with standard signal ranges (0-10V, 0-5V, 0-20mA, or 4-20mA).

- Your application demands **industrial-grade durability** and **minimal integration headaches**.

- You have access to **technical support or personnel trained in Allen-Bradley systems**.

**Consider alternatives if:**

- You need **more than four analog inputs** (e.g., 8, 16, or 32 channels), in which case a higher-channel-count module (e.g., 1734-IE4D or 1734-IE4E) or a different vendor may be better.

- Your budget is tight, and you are open to **third-party or generic analog modules** that offer similar functionality at a lower cost.

- Your system includes **non-Rockwell PLCs or controllers**, and you require broader vendor compatibility.

- You anticipate **long-term obsolescence risks**, and you prefer modules with extended support or newer technologies.

**Final Verdict:** For most **Rockwell Automation-based industrial applications** requiring four analog inputs, the 1734-IE4CK is a **strong, well-supported choice** that balances performance, reliability, and ease of use. However, weigh the pros and cons carefully against your specific project requirements before purchasing.

Details:

Bin # D19B TRM. 4PT ANALOG INPUT MODULE.

part #: 1734ie4ck prices

  • $523.94-$557.14

specifications sensoindustria:

  • brand: Allen-bradley
  • mpn: 1734-ie4ck
  • type: Plc Input Module
  • country of origin: United States

payments sensoindustria:

  • credit card: Mastercard
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  • wallet: Apple-pay

shipping sensoindustria:

  • class: Economy
  • transit: 2-6 Days
  • cost: $0.00
  • type: Fixed
  • service: Economy

offer sensoindustria:

  • sold: 0
  • options: Ship-to-home
  • availability: In Stock
  • started: June 2, 2026
  • quantity: 6

general sensoindustria:

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

returns sensoindustria:

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

seller sensoindustria:

  • # reviews: 7593
  • city: Greenville, South Carolina
  • rating: 100.0%
type: plc input module, country of origin: united states,
category: business & industrial > plcs hmis > plc peripheral modules > plc input output modules, sku: 22945635179516633,
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2 offers $523.94–$557.14 USD
  • Used. Offer #1 priced at $523.94 + $56.93 shipping estimate = $580.87* total. Warranty Information. Allen Bradley PLC Module.+$56.93 shipping
  • Used. Offer #2 priced at $557.14 + $12.90 shipping estimate = $570.04* total. FACTORY WARRANTY MAY NOT APPLY ALLEN BRADLEY / 1734IE4CK (USED) INPUT MODULE, POINT I/O, ANALOG, CURRENT, 4 CHANNELS, OPEN STYLE, DIN RAIL MOUNT, CONFORMAL COATED.+$12.90 shipping

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