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16 Channel NPN PNP Digital Input Module DC 9V 12V 24V 10A, RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board
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16 Channel NPN PNP Digital Input Module DC 9V 12V 24V 10A, RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board
Experience unparalleled flexibility and performance with our RS485 NPN/PNP Digital Input Module featuring 16 optically isolated input ports and robust isolation protection.
16 Channel NPN PNP Digital Input Module DC 9V 12V 24V 10A, RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board
Item #: 214785935

16 Channel NPN PNP Digital Input Module DC 9V 12V 24V 10A, RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board

Item #: 214785935

XCD 101

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Experience unparalleled flexibility and performance with our RS485 NPN/PNP Digital Input Module featuring 16 optically isolated input ports and robust isolation protection.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Flexible Power Options
Supports 9V, 12V, and 24V DC power inputs, catering to various applications and making this module versatile for different project requirements.
Robust Communication
Equipped with RS485 3KV isolation, ensuring reliable communication in noisy environments and enhancing system stability for industrial applications.
High Channel Count
Offers 16 channels for NPN/PNP digital inputs, allowing extensive control and monitoring capabilities for complex systems, ideal for PLC expansion.

Product Details

Shop 16 Channel NPN PNP Digital Input Module DC 9V 12V 24V 10A, RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board online at a best price in Antigua and Barbuda. B0BZKK3RJK
Item Weight1.5 lbs (680 grams)

Who Should Buy?

Suitable For
  • Industrial Automation

    Ideal for factories looking to expand their PLC systems with reliable digital input capabilities for automation processes.

  • Smart Home Systems

    Beneficial for home automation enthusiasts needing multiple input channels to manage devices effectively using MODBUS RTU.

  • Robotic Applications

    A great choice for robotics developers who require precise control and integration with various sensors and actuators.

Not Suitable For
  • Casual Users

    Not suitable for hobbyists without knowledge of digital systems or those expecting plug-and-play functionality.

Product Description

16 Channel NPN PNP Digital Input Module DC 9V 12V 24V 10A, RS485 3KV Isolated Communication MODBUS RTU PLC Expansion Board

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Customer Questions & Answers

  • Question: What is a 16 Channel NPN PNP Digital Input Module used for?

    Answer: A 16 Channel NPN PNP Digital Input Module is primarily used for monitoring multiple digital signals in industrial automation systems. It can monitor up to 16 digital inputs simultaneously, making it ideal for PLCs and MODBUS RTU communication setups. This module helps in real-time data acquisition, allowing for the seamless integration of various sensors like limit switches and proximity sensors. For example, in a manufacturing plant, it can be utilized to detect the status of different machines or production lines.
  • Question: What are the voltage options for the 16 Channel Digital Input Module?

    Answer: This module operates on multiple voltage levels, specifically designed for DC 9V, 12V, and 24V systems. This flexibility allows it to adapt to various applications in different environments without needing additional power supplies. For instance, you can conveniently use this module in low-voltage scenarios such as home automation systems, or in higher voltage settings typically found in industrial applications. The operational versatility makes it an essential component in modern control systems.
  • Question: How does the RS485 communication feature benefit this module?

    Answer: The RS485 communication feature is a significant advantage of this module, as it allows for long-distance data transmission over twisted pair cables. This enables communication in noisy environments, reducing signal interference. In practical terms, using RS485 helps connect multiple modules and devices over extended distances, making it suitable for applications like smart building controls where different sensors and devices may be placed far apart from the central control system.
  • Question: What is MODBUS RTU, and how does it relate to this module?

    Answer: MODBUS RTU is a communication protocol widely used in industrial environments for connecting programmable logic controllers (PLCs) and other devices. This module is compatible with MODBUS RTU, which allows it to communicate effectively with various controllers and expand the overall system. By utilizing this protocol, you can integrate this digital input module into complex automation systems, facilitating data exchange and control across multiple devices, such as in automated manufacturing lines.
  • Question: What does 3KV isolation mean for the module?

    Answer: 3KV isolation refers to the module's ability to withstand high voltage spikes between the input/output and the internal circuitry. This feature enhances the module's durability and protects it against electrical noise and potential surges. In practical applications, this means you can use the module in environments where electrical instability might occur, such as factories or workshops with heavy machinery, without risking failure or damage to the module.
  • Question: Can this module be used for home automation systems?

    Answer: Yes, this module can be effectively utilized in home automation systems. Its 16 channels allow you to connect various sensors and switches, enabling automated control of lighting, HVAC, and security systems. For example, the module can be configured to monitor door sensors and automatically trigger alarms or notifications if unauthorized access is detected. This feature enhances the efficiency and security of smart homes.
  • Question: How is this module configured and programmed?

    Answer: The configuration and programming of this module typically involve using compatible PLC software or programming environments that support MODBUS RTU communication. Users set up input channels, define data types, and establish communication parameters. For instance, an engineer can program the module to read sensor states and update the PLC, which subsequently triggers a specific response based on that data, such as activating alarms or other control functions.
  • Question: What are the common applications of the 16 Channel Digital Input Module?

    Answer: The module is commonly used in various applications, including industrial automation, process control, and smart building management systems. It can be integrated into conveyor systems to monitor the operational status or used in energy management systems to track sensor data for efficiency improvement. Its versatility makes it applicable in settings that require centralized monitoring of multiple operational parameters.
  • Question: Is this module suitable for high-temperature environments?

    Answer: Yes, the 16 Channel NPN PNP Digital Input Module is designed to operate in challenging environments, including those with high temperatures. While specific temperature tolerance should be checked with the manufacturer, generally, such modules are built to endure a range of industrial conditions. This ability to operate reliably in high-temperature settings makes it ideal for applications in factories or plants that experience elevated temperatures due to machinery or processes.
  • Question: Where can I buy the 16 Channel NPN PNP Digital Input Module in Antigua and Barbuda?

    Answer: You can purchase the 16 Channel NPN PNP Digital Input Module from Ubuy in Antigua and Barbuda. Ubuy offers a wide range of electronic modules, including this digital input module, making it a reliable option for your purchasing needs. Their platform ensures that you can find the specific module you need for your projects, along with detailed product specifications and customer support.

IO Modules Editorial Review

The 16 Channel NPN PNP Digital Input Module is designed for versatile applications across various power supplies, supporting DC 9V, 12V, and 24V with a capacity of 10A. This module is equipped with RS485 for reliable, isolated communication, making it suitable for MODBUS RTU PLC applications. Users appreciate its robust performance, enhancing communication safety with a 3KV isolation feature, which is essential for efficient data transfer in complex systems. The module is also lightweight and portable, weighing only 1.72 pounds, making installation and integration straightforward, even in compact setups.

Customer Reviews & Ratings

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Pros

  • Supports DC 9V, 12V, and 24V power supplies
  • 10A capacity for handling substantial loads
  • Reliable RS485 isolated communication
  • 3KV isolation enhances safety in data transfer
  • Lightweight design for easy installation

Cons

  • Additional details are somewhat limited in the description

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“Great products and very good service: very easy and very fast international delivery.”

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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XCD 101

Order now and get it around Saturday, October 24

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Fastest cross-border delivery

Features & Benefits

  • Supports a wide working voltage range of DC 7-25V.
  • Includes 16 optically isolated input ports for versatile configuration.
  • Features 3000VDC isolation protection for RS485 communication.
  • Utilizes standard MODBUS RTU commands for seamless integration.
  • Quick installation with standard DIN rail mounting.
  • Compact design measuring 125×70×30mm and lightweight at 114 grams.

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