ALLEN-BRADLEY Llen 1694-PM16

( Brand: Allen-bradley ), ( Manufacturer Part Number: 1694PM16 ), ( Model: 1694-PM16 )

Review ALLEN BRADLEY Llen Used

The **Allen-Bradley 1694-PM16 (also referenced as 1694PM16 or 1694-PM16)** is a high-performance, compact **16-channel, 24-bit analog input module** designed for integration into Rockwell Automation s **CompactLogix, ControlLogix, or Studio 5000** control systems. Engineered to deliver exceptional precision and reliability, this module is ideal for applications requiring precise analog signal acquisition, such as process control, motion systems, or industrial automation where accuracy and consistency are critical. With a **16-channel configuration**, it provides a versatile solution for monitoring a wide range of analog inputs, including thermocouples, RTDs (Resistance Temperature Detectors), voltage signals, and current loops, all while maintaining a robust **24-bit resolution** for superior signal fidelity. The module features **isolated inputs**, ensuring protection against electrical noise and voltage spikes that could otherwise compromise system performance or integrity. Its **compact form factor** allows for efficient space utilization in control panels, while its **hot-swappable design** enables seamless integration and maintenance without disrupting ongoing operations. Built to Rockwell Automation s stringent quality standards, the 1694-PM16 is constructed with durable materials and robust circuitry, ensuring long-term reliability in demanding industrial environments. Whether deployed in manufacturing, energy, or infrastructure applications, this module excels in delivering **high-precision analog data** with minimal latency, making it a cornerstone for advanced automation solutions. Its compatibility with **EtherNet/IP** and seamless integration with **Studio 5000 Logix Designer** or **RSLogix 5000** software further enhances its versatility, allowing engineers to configure, monitor, and troubleshoot the module efficiently. Overall, the Allen-Bradley 1694-PM16 is a dependable, high-performance analog input module that elevates the capabilities of any control system requiring precise and reliable signal processing.

### **Pros and Cons of buying a Allen-Bradley 1694-PM16 (1694PM16) Power Module**

#### **Overview**

The **Allen-Bradley 1694-PM16** is a **16-ampere power module** designed for use in **CompactLogix, ControlLogix, and other Allen-Bradley PLC systems**. It provides **isolated DC power** for I/O modules, ensuring reliable operation in industrial environments. Below is a detailed analysis of its advantages and disadvantages.

---

### **Pros**

1. **High Reliability and Durability**

- Built to **industrial standards**, the 1694-PM16 is designed for **harsh environments**, including temperature extremes, vibration, and electrical noise.

- Uses **high-quality components** with **long-term stability**, reducing downtime due to power failures.

2. **Wide Input Voltage Range**

- Accepts **100 240V AC input**, making it **globally compatible** without requiring voltage-specific models.

- **Automatic voltage detection** ensures seamless operation across different power systems.

3. **Isolated Outputs for Safety and Noise Immunity**

- Provides **isolated DC power outputs**, preventing ground loops and **improving signal integrity** in noisy industrial settings.

- Helps **protect sensitive I/O modules** from voltage spikes and transients.

4. **Compact and Modular Design**

- Fits into **Allen-Bradley s CompactLogix and ControlLogix chassis**, allowing for **space-efficient power distribution**.

- **Plug-and-play compatibility** with most Allen-Bradley PLC systems, simplifying installation.

5. **Overload and Short-Circuit Protection**

- Includes **built-in protection mechanisms** to prevent damage from **overloads, short circuits, and reverse polarity**.

- **Automatic reset** (in some models) reduces maintenance efforts.

6. **Low Power Consumption**

- Efficient design **minimizes wasted energy**, reducing operational costs in long-term use.

7. **Backward and Forward Compatibility**

- Works with **older and newer Allen-Bradley PLC models**, ensuring **long-term usability** even as systems are upgraded.

8. **Easy Installation and Maintenance**

- **Standard terminal blocks** allow for **quick wiring**.

- **No complex configuration** required plugs directly into the PLC rack.

---

### **Cons**

1. **Limited Current Capacity (16 Amps)**

- The **16-amp rating** may be **insufficient for high-power applications**, requiring multiple units or a higher-rated power supply.

- If the system requires **more than 16A**, additional modules or a **dedicated power supply** will be needed.

2. **Higher Cost Compared to Generic Alternatives**

- As an **OEM (Original Equipment Manufacturer) product**, it is **more expensive** than **third-party or generic power supplies** with similar ratings.

- May require **purchasing through authorized distributors**, increasing procurement costs.

3. **Dependence on Allen-Bradley Ecosystem**

- **Not compatible with non-Allen-Bradley systems** unless interfaced through additional converters.

- **Limited after-sales support** outside of Rockwell Automation s network.

4. **Potential for Obsolete Parts Over Time**

- While still in production, **older models may eventually be discontinued**, leading to **supply chain risks**.

- Replacement parts may become **harder to source** in the future.

5. **No Built-In Surge Protection in All Models**

- Some versions **lack integrated surge protection**, meaning additional **TVS diodes or surge suppressors** may be needed for extreme environments.

6. **Warranty and Support Dependence on Rockwell**

- **Warranty and technical support** are tied to Rockwell Automation, which may have **longer response times** compared to specialized industrial suppliers.

7. **Physical Size Constraints in Small Racks**

- While compact, **multiple 1694-PM16 modules** may still occupy significant space in **smaller PLC racks**, requiring careful planning.

---

### **Conclusion**

The **Allen-Bradley 1694-PM16** is a **reliable, high-performance power module** ideal for **Allen-Bradley PLC systems** where **isolated DC power, durability, and compatibility** are critical. Its **wide input range, protection features, and modular design** make it a **strong choice for industrial automation** where uptime and signal integrity matter.

However, its **limited current capacity, higher cost, and ecosystem dependency** may make it **less suitable** for **high-power applications or non-Allen-Bradley systems**. Additionally, **long-term availability risks** should be considered, especially in legacy systems.

---

### **Recommendation**

- You are **using an Allen-Bradley PLC system** (CompactLogix, ControlLogix, etc.).

- Your application **requires isolated DC power** with **16A or less**.

- **Reliability and long-term support** from Rockwell Automation are priorities.

- You need a **plug-and-play solution** without complex wiring.

- Your system **requires more than 16A** (e.g., **1694-PM32 or higher-rated power supplies**).

- You are **not using Allen-Bradley PLCs** (third-party power supplies may be cheaper).

- **Cost is a major concern** (generic or branded alternatives like **Siemens, Schneider, or Beckhoff** may offer better value).

- You need **enhanced surge protection** (additional hardware may be required).

- **Check Rockwell s product lifecycle** to ensure continued availability.

- **Document spare parts** in case of future obsolescence.

- **Evaluate hybrid solutions** (e.g., using the 1694-PM16 alongside a **dedicated UPS or surge protector** for critical applications).

**Final Verdict:** The **1694-PM16 is a solid choice for Allen-Bradley users** needing a **reliable, modular power solution**, but **budget-conscious or high-power applications** should explore alternatives. Always **verify compatibility and long-term support** before purchasing.

Details:

These parts have not been tested.

part #: 1694pm16 prices

• $40.00-$52.99

specifications sensoindustria:

• brand: Allen-bradley
• mpn: 1694pm16
• model: 1694-pm16

seller sensoindustria:

• # reviews: 3
• city: Byron Center, Michigan
• rating: 0.0%

general sensoindustria:

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

offer sensoindustria:

• started: May 26, 2026
• availability: In Stock
• quantity: 1
• options: Ship-to-home
• sold: 0
• best offers: True

shipping sensoindustria:

• service: UPS Ground
• transit: 3-9 Days
• cost: $7.29
• type: Fixed
• carrier: UPS
• class: Standard

returns sensoindustria:

• policy: No Returns

payments sensoindustria:

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

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