172JNN21032C | Schneider Serial Link Option Adaptor with RS232/RS485

Introduction to the 172JNN21032C

When communication flexibility matters, the 172JNN21032C from Schneider Electric delivers. This serial link option adaptor belongs to the Modicon Momentum series, a trusted automation platform. It supports both RS232 and RS485 serial links, giving you the freedom to match your existing network. With a compact design and robust build, it fits seamlessly into industrial environments. Consequently, it helps reduce integration time and lowers overall project costs.

Key Features and Technical Specifications

The 172JNN21032C offers several features that enhance performance and reliability. Here are the core specifications:

• Communication port: RS232 or RS485 serial link, selectable
• Battery: Lithium 2/3 AA with 5-year life
• Battery autonomy: Less than 30 days after low battery indication at 40°C
• Current consumption: 700 mA at 12 V DC
• Dielectric strength: 500 V DC
• Local signaling: 1 LED for communication status
• Height: 0.98 in (25 mm)
• Operating temperature: Typically 0°C to 60°C

One distinctive spec is the selectable RS232/RS485 interface. This means you can adapt to different legacy systems without extra converters, saving both money and panel space. Moreover, the 5-year battery life reduces maintenance frequency, cutting long-term operational costs.

Applications and Use Cases

The 172JNN21032C is ideal for applications requiring reliable serial communication. For instance, it works well in material handling, packaging, and process control systems. Because it supports both RS232 and RS485, it can connect to various PLCs, drives, and sensors. Additionally, its compact size allows easy mounting in tight control panels. As a result, it helps minimize downtime during installation or upgrades, improving overall efficiency.

Installation and Setup

Installing the 172JNN21032C is straightforward. The unit connects via a D-shell 9-pin connector for Modbus Plus connection. Ensure the supply voltage is 5 V DC with a tolerance of ±5%, as provided through the I/O base. Before mounting, verify that the ambient temperature stays within 0°C to 60°C. Also, confirm that the relative humidity remains between 5% and 95% without condensation. Following these guidelines helps prevent communication errors and extends product life.

Maintenance and Reliability

Regular inspection is key to maintaining the 172JNN21032C. Check the LED indicator periodically to confirm communication status. Also, monitor the battery status; after a low battery warning, you have less than 30 days to replace it at 40°C. The unit withstands shock up to ±15 gn (11 ms half sine) and vibration of 1 gn (57–150 Hz). Therefore, it remains reliable in demanding industrial settings. By following the manufacturer's manual, you can ensure long-term performance and avoid unexpected failures.

Compatibility and Integration

The 172JNN21032C is part of the Modicon Momentum automation platform. It supports RS232 and RS485 serial links, making it compatible with many legacy devices. The D-shell 9-pin connector allows direct connection to Modbus Plus networks. This integration capability simplifies system design and reduces the need for additional interface hardware. Consequently, you can achieve faster deployment and lower installation costs.

Common Questions About the 172JNN21032C

Q: What is the battery life of the 172JNN21032C?

A: The lithium 2/3 AA battery provides a 5-year life. After a low battery indication at 40°C, autonomy lasts less than 30 days.

Q: Can the 172JNN21032C handle both RS232 and RS485?

A: Yes, the communication port is selectable between RS232 and RS485 serial links, offering flexibility for various applications.

Q: What is the operating temperature range?

A: The typical operating temperature is 0°C to 60°C, ensuring reliable performance in most industrial environments.

Q: Does the 172JNN21032C require external power?

A: No, it is supplied via the I/O base with a rated voltage of 5 V DC and a tolerance of ±5%.

Product Support and Availability

The 172JNN21032C is available at Petro Auto Tech. We stock this item and can ship it promptly. For detailed specifications or compatibility questions, contact our technical team. We are here to help you integrate this adaptor into your system efficiently. Please verify current lifecycle status and availability with Petro Auto Tech before ordering.