DELTA AS16AN01T-A Digital Module Din Rail Mount I/o

( Brand: Delta ), ( Manufacturer Part Number: AS16AN01T-A ), ( Part Type: Digital Module Mount ), ( Analog/digital: Digital )

Review DELTA Digital I/o Module Din Rail Mount Lot Of

The **Delta AS16AN01T-A Digital I/O Module** is a high-performance, DIN-rail mounted device designed to provide reliable and flexible input/output control for industrial automation systems. Part of Delta s robust AS series, this module offers a compact yet powerful solution for applications requiring precise digital signal management. With a robust construction and compliance with international safety standards, including CE, UL, and CUL certifications, it ensures dependable operation in demanding environments such as manufacturing plants, HVAC systems, and process control applications. The module features **16 isolated digital inputs** and **1 output**, each capable of handling a wide range of voltage levels, including 24V DC, 110V AC, and 220V AC, making it versatile for interfacing with a variety of sensors, switches, and actuators. Its **optically isolated inputs** enhance noise immunity and protect against voltage spikes, ensuring stable signal processing even in electrically noisy environments. The DIN-rail mounting design allows for easy installation in standard 35mm rail systems, saving valuable panel space while maintaining accessibility for maintenance and troubleshooting. The module s **RS-485 communication interface** enables seamless integration with PLCs, SCADA systems, or other industrial controllers, facilitating real-time data exchange and remote monitoring. Additionally, its **LED indicators** provide quick visual feedback on input/output status, module power, and communication activity, simplifying diagnostics. Built with Delta s commitment to quality and efficiency, the AS16AN01T-A combines durability with advanced functionality, making it an ideal choice for engineers and technicians seeking a dependable, high-performance digital I/O solution.

### **Pros and Cons of buying a Delta AS16AN01T-A Digital I/O Module (DIN Rail Mount)**

#### **Pros**

1. **High Reliability and Durability** The module is designed for industrial use, featuring robust construction with a DIN rail mount for secure installation in harsh environments. It is built to withstand temperature fluctuations, vibrations, and electrical noise, making it suitable for factory automation, HVAC systems, and other demanding applications.

2. **Flexible Digital Input/Output Configuration** The AS16AN01T-A provides **16 digital inputs and 16 digital outputs**, offering a versatile solution for controlling and monitoring discrete signals. The inputs are optically isolated, reducing the risk of noise interference, while the outputs can be configured for sinking or sourcing depending on the application.

3. **Optical Isolation for Safety and Noise Immunity** Optical isolation between the field devices and the control system enhances safety by preventing backfeeding currents and protecting against voltage spikes. This also improves reliability in noisy industrial environments where electromagnetic interference (EMI) is common.

4. **Easy Integration with PLCs and Control Systems** The module is designed to work seamlessly with **Delta PLCs (e.g., Delta DVP, DVP-X2, or other compatible controllers)** via standard communication protocols such as **Modbus RTU, Profibus, or Ethernet/IP**, depending on the system setup. This simplifies integration into existing automation networks.

5. **Compact and Space-Efficient Design** As a DIN rail-mounted module, it occupies minimal space on control panels, making it ideal for installations where space is limited. The compact form factor also reduces wiring complexity.

6. **Wide Input Voltage Range** The module supports a **wide input voltage range (e.g., 24V DC or 110 240V AC)**, allowing flexibility in power supply selection based on the application s requirements.

7. **Diagnostic and Monitoring Capabilities** Many Delta I/O modules include **status LEDs and fault diagnostics**, making it easier to troubleshoot issues such as open circuits, short circuits, or input/output failures. Some models also support **remote monitoring** via communication protocols.

8. **Cost-Effective for Medium to Large Systems** While the upfront cost may be higher than basic I/O modules, the **reliability, scalability, and ease of integration** often justify the investment in industrial applications where downtime is costly.

- **Pulse counting** for motor control or process monitoring.

- **Timer/counter functions** for sequencing operations.

- **Support for analog signals** (if paired with compatible modules).

- **Remote I/O capabilities** for distributed control systems.

10. **Vendor Support and Warranty** Delta is a well-established manufacturer with **global support networks**, ensuring availability of spare parts, technical documentation, and after-sales service. Many industrial buyers benefit from **extended warranties** and quick response times for troubleshooting.

---

#### **Cons**

1. **Higher Initial Cost Compared to Basic Modules** The AS16AN01T-A is positioned as a **mid-to-high-end industrial I/O module**, meaning it may be more expensive than basic digital I/O modules from other brands or simpler, non-isolated modules. Budget-conscious buyers may need to evaluate whether the added features justify the cost.

2. **Compatibility Limitations with Non-Delta Systems** While Delta modules are designed to work well with Delta PLCs, **integration with third-party controllers (e.g., Siemens, Allen-Bradley, Mitsubishi)** may require additional configuration, gateways, or protocol converters. Some users may need to invest in **communication adapters** to ensure seamless operation.

3. **Learning Curve for Configuration** Delta s software (e.g., **Delta s PLC programming software or Modbus configuration tools**) may require some familiarity with industrial automation protocols. Users unfamiliar with **Modbus, Profibus, or Delta s proprietary software** may need training or technical assistance during setup.

4. **Potential for Overkill in Small Applications** If an application only requires **a few digital I/O points**, purchasing a **16-point module** may be unnecessary. In such cases, a **smaller, less expensive module** (e.g., 4 or 8 I/O points) could be a more cost-effective choice.

5. **Dependence on Delta s Ecosystem** If a user is heavily invested in **non-Delta automation systems**, switching to Delta I/O modules may create **vendor lock-in**, making future upgrades or troubleshooting more complex if Delta-specific tools are required.

6. **Limited Customization for Specialized Needs** While the module is highly versatile for standard digital I/O tasks, **highly specialized applications** (e.g., high-speed counting, advanced analog mixing, or custom signal processing) may require additional modules or external hardware, increasing system complexity.

7. **Potential for Obsolescence** Like all industrial equipment, Delta s product line evolves over time. Older models may eventually be **discontinued**, requiring users to **upgrade or find alternatives** if spare parts become unavailable. Always check Delta s **product lifecycle status** before purchasing.

8. **Installation and Wiring Complexity** While DIN rail mounting is convenient, **incorrect wiring** (e.g., reversed polarity, improper grounding) can lead to **module failure or safety hazards**. Users without experience in industrial wiring may need to consult documentation or seek professional assistance.

9. **No Built-in Analog Support (Unless Paired)** The AS16AN01T-A is **strictly digital**, meaning it cannot handle analog signals (e.g., 0 10V, 4 20mA) without additional modules. Applications requiring analog inputs/outputs will need to purchase separate **Delta analog I/O modules**.

10. **Limited Global Availability of Spare Parts** While Delta has a strong presence in many regions, **spare parts availability may vary** in less common markets. Buyers in remote or developing regions should confirm **local distributor support** before purchasing.

---

### **Conclusion**

The **Delta AS16AN01T-A Digital I/O Module** is a **high-quality, reliable, and versatile** solution for industrial automation applications requiring **16 digital inputs and outputs**. Its **optical isolation, DIN rail mounting, and compatibility with Delta PLCs** make it well-suited for **factory automation, HVAC control, building management systems, and other demanding environments**.

However, the **higher cost, potential compatibility issues with non-Delta systems, and learning curve** for configuration may be drawbacks for **small-scale or budget-sensitive projects**. Additionally, users must ensure **proper wiring, future obsolescence risks, and availability of support** in their region.

For applications where **reliability, scalability, and ease of integration with Delta s ecosystem** are priorities, this module is an **excellent choice**. For simpler or cost-sensitive applications, a **smaller or less expensive I/O module** from another manufacturer may be more appropriate.

---

### **Recommendation**

- You are using **Delta PLCs (DVP, DVP-X2, etc.)** and need a **reliable, high-performance digital I/O module**.

- Your application requires **optical isolation, DIN rail mounting, and a large number of I/O points (16 each)**.

- You operate in an **industrial environment with noise, temperature variations, or harsh conditions**.

- You value **long-term support, warranty coverage, and Delta s global distribution network**.

- You plan to **scale your automation system** in the future and want a module that can integrate seamlessly.

- Your budget is **strictly limited**, and a smaller or non-isolated module would suffice.

- You are using **non-Delta PLCs** and are unsure about compatibility or will need additional communication adapters.

- Your application only requires **a few I/O points**, making a **4- or 8-point module** more cost-effective.

- You need **analog I/O support**, which would require purchasing additional modules.

- You are in a **region with limited Delta support**, and spare parts availability is a concern.

- Verify **exact voltage and signal requirements** (e.g., sinking/sourcing outputs) to ensure compatibility.

- Check **Delta s current product line** to confirm the module is still supported and available.

- If integrating with a **third-party PLC**, test compatibility or consult Delta s documentation for **Modbus/Profibus configuration**.

- Consider **future expansion needs** if you anticipate adding more I/O points, Delta offers **expandable systems** that may be more cost-effective long-term.

Overall, the **Delta AS16AN01T-A is a strong industrial-grade choice** for users who prioritize **reliability, integration with Delta systems, and long-term performance**. For other use cases, evaluating alternatives may lead to a more **cost-effective or flexible solution**.

Details:

DELTA AS16AN01T-A Digital I/O Module DIN Rail Mount Lot of 2 Gently used, in good, like new condition. Location: K59. Listings with the. Free Shipping. Homer the Moose is our mascot, he not included with any sale.

part #: as16an01t prices

• $39.00-$100.26

specifications sensoindustria:

• brand: Delta
• mpn: As16an01t-a
• part type: Digital Module Mount
• analog/digital: Digital

offer sensoindustria:

• best offers: True
• options: Ship-to-home
• started: March 14, 2026
• availability: In Stock
• quantity: 16
• sold: 0

payments sensoindustria:

• other
• wallet: Google-pay
• credit card: Diners-club

shipping sensoindustria:

• cost: $23.41
• transit: 4-9 Days
• service: UPS Ground, UPS Next Day Air, UPS 2nd Day Air
• class: Standard, One-day, Expedited
• carrier: UPS
• type: Calculated

seller sensoindustria:

• city: Huntsville, Alabama
• # reviews: 13153
• rating: 99.7%

general sensoindustria:

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

returns sensoindustria:

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

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