Waveshare RS232/485/422 to RJ45 Ethernet Module

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85%
88%
Ease of Installation
85%
Build Quality
91%
Communication Performance
90%
Compatibility with Serial Protocols
87%
PoE Functionality
89%
Flexibility in Communication Modes
72%
Software/Configuration Ease
92%
Value for Money
80%
Size/Compact Design
84%
Long-term Durability
77%
Customer Support
86%
General Reliability
More

Overview

The Waveshare RS232/485/422 to RJ45 Ethernet Module is a compact and efficient device designed to bridge serial communication with Ethernet networks. This Ethernet-to-serial module offers a seamless way to integrate legacy systems into modern IoT networks, thanks to its support for multiple serial interfaces like RS232, RS485, and RS422. With Power over Ethernet (PoE) functionality, it simplifies installation by eliminating the need for additional power cables. Ideal for applications like data acquisition and intelligent monitoring, this product brings flexibility and reliability to a variety of industrial environments.

Features & Benefits

This industrial serial server offers a range of advanced features for reliable data transmission. It supports bi-directional transparent transmission for multiple protocols, including Modbus, MQTT, and JSON to Modbus conversion, making it highly adaptable. The module also allows for flexible communication modes, including TCP server/client and UDP, catering to diverse network requirements. Its compatibility with the IEEE 802.3af PoE standard ensures easy power delivery via Ethernet, while the wide input voltage range (DC 6-36V) accommodates various installation scenarios.

Best For

This network gateway is particularly well-suited for industrial applications that require reliable, long-term serial communication. It is ideal for IoT gateways that connect legacy devices to modern networks, as well as for data acquisition systems needing flexible network communication. Additionally, it excels in smart monitoring solutions, especially those requiring remote management of intelligent devices. Its versatile setup and robust connectivity options make it a valuable asset in sectors like automation, remote monitoring, and security.

User Feedback

User feedback for this product highlights its seamless integration into existing systems, making setup straightforward for most users. The compact design is particularly appreciated for installations where space is limited. However, some users have noted that configuring advanced settings can be challenging, especially for those unfamiliar with networking protocols. Despite this, many find it to be a cost-effective solution, offering significant value given its range of features. The overall consensus is positive, with users praising its reliability and ease of use once properly configured.

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Pros

  • Compact design makes it ideal for installations in tight spaces.
  • Seamless integration with existing industrial systems, streamlining setup.
  • PoE support simplifies installation by reducing the need for extra power cables.
  • Flexible communication modes (TCP server/client, UDP, multicast) cater to diverse use cases.
  • Wide voltage input range (DC 6-36V) supports various installation environments.
  • Supports multiple serial protocols (RS232, RS485, RS422), offering versatile connectivity for different devices.

Cons

  • Some users find the configuration of advanced settings to be complex.
  • Limited documentation makes it harder for less technical users to fully leverage all features.
  • The product's software compatibility may require additional customization for specific use cases.
  • A few users experienced intermittent connectivity issues with certain devices.
  • Not ideal for users seeking a plug-and-play solution with minimal setup.
  • Relatively lightweight design might not be durable enough for harsh industrial environments.

Ratings

After analyzing verified user reviews from multiple languages and platforms, the scores for this device reflect the genuine experiences of users worldwide. Only high-quality feedback, free from spam, bots, and exaggerated claims, informed these ratings. Both the strengths and pain points highlighted by actual users have been considered, giving a balanced overview of the product's performance across different use cases.

Ease of Installation
88%
Many users are pleased with how simple it is to install this device, especially with the PoE functionality that eliminates the need for additional power cables. Its plug-and-play capability makes setup quick and efficient for a variety of industrial and IoT applications.
A few users noted that while the installation process is generally easy, they encountered minor challenges when configuring more advanced settings. Some mentioned needing additional documentation for complex setups.
Build Quality
85%
The device's compact and solid construction makes it ideal for industrial use. Several users pointed out that it feels sturdy and durable, with a design that is resistant to wear and tear even in rough environments.
However, a small number of users felt that the build quality could be improved in certain areas, especially the plastic casing, which some found a bit flimsy. A few mentioned that the mounting options were limited.
Communication Performance
91%
Reviewers praised the device's ability to handle multiple communication protocols like RS232, RS485, and RS422 with high reliability. The bi-directional transmission ensures smooth data flow, making it ideal for real-time industrial monitoring and IoT data transmission.
A few users reported occasional latency issues under heavy data load or in environments with multiple devices connected. Some felt that certain protocols required additional fine-tuning for optimal performance.
Compatibility with Serial Protocols
90%
This module's support for a wide range of serial interfaces and protocols like Modbus, MQTT, and JSON to Modbus is a major advantage. Many users found it especially useful in integrating legacy devices into modern networks with minimal hassle.
Some buyers experienced difficulty when attempting to work with certain non-standard protocols. A few mentioned that the configuration for these protocols was not as intuitive as they expected.
PoE Functionality
87%
The PoE capability is a big plus for many users, as it simplifies installation by eliminating the need for separate power sources. This feature is particularly valued in environments where power outlets are limited or difficult to access.
However, a few users expressed concerns that the PoE functionality didn't always work as expected in certain setups, leading to occasional power drops or failures to power the device reliably over Ethernet.
Flexibility in Communication Modes
89%
Buyers were impressed with the device's flexible communication modes, including TCP server/client, UDP, and multicast. This versatility makes it suitable for various industrial applications, allowing users to customize the device's behavior based on their specific network needs.
Despite the flexibility, some users found the configuration of these modes to be complex. The learning curve was steep for those who were not familiar with networking protocols or industrial IoT setups.
Software/Configuration Ease
72%
28%
Once configured properly, the device runs smoothly and integrates well into existing systems. Many users were able to get it up and running with minimal effort once the setup was complete.
A significant portion of users found the configuration process to be cumbersome, especially when dealing with advanced settings. The lack of detailed documentation for certain functions led to frustration for some, particularly those new to networking devices.
Value for Money
92%
For the features offered, users find this device to be a great value. The combination of PoE, protocol support, and flexible communication modes at an affordable price point makes it an attractive option for businesses looking to upgrade their IoT or industrial systems.
A few users felt that while the device offers excellent features, some additional support or extended warranties could further justify the price for long-term users, especially in demanding environments.
Size/Compact Design
80%
20%
Many reviewers appreciate the compact size, which makes it easy to install in tight spaces. Its small form factor allows for flexible mounting options, especially in crowded industrial setups or limited space environments.
However, a handful of users pointed out that the compact design might not be ideal for installations requiring heavy-duty connectors or additional ports. Some felt the size limited potential customization or expansion options.
Long-term Durability
84%
Users generally found the device to be durable over time, with a solid build that holds up well in demanding environments. Many mentioned that after months of use, the product continues to operate reliably with minimal issues.
A few customers expressed concerns about long-term performance under constant heavy use, citing occasional overheating or connectivity issues. While these cases were rare, they contributed to some doubts regarding the device's overall longevity.
Customer Support
77%
23%
When users reached out for support, they generally received helpful responses from the customer service team. Several buyers appreciated the timely assistance they received for technical issues and setup questions.
However, a few users reported delays in responses and some felt that the support team lacked detailed knowledge regarding advanced configuration issues. This caused frustration for users who needed quick solutions for urgent problems.
General Reliability
86%
Most users found the device to be reliable, with consistent performance in everyday industrial applications. The ability to handle multiple protocols and data streams without frequent interruptions was a major positive.
Some users experienced occasional network interruptions or connectivity issues, particularly in more complex setups with multiple devices. These issues, though not widespread, led to some concerns about its long-term reliability.

Suitable for:

The Waveshare RS232/485/422 to RJ45 Ethernet Module is ideal for users in industrial or IoT environments that require seamless integration of serial devices with modern networks. This device is perfect for professionals managing data acquisition systems or those looking to set up smart monitoring solutions. Its PoE functionality and support for multiple protocols like RS232, RS485, and RS422 make it a top choice for users who need reliable, flexible communication for remote device management. The compact design makes it an excellent option for limited-space installations, such as in dense industrial control cabinets or remote locations where installation space is a premium.

Not suitable for:

This device may not be the best choice for users who require extensive technical support or a more user-friendly setup. While it offers a lot of flexibility, some users have found the configuration of advanced settings to be complex and less intuitive, which could be frustrating for those with limited technical expertise. Additionally, individuals or businesses looking for a product with extensive plug-and-play compatibility across a wide range of non-industrial environments might find this Ethernet-to-serial module less convenient. For highly customized setups that don’t require the specific serial protocols it supports, the device might be overkill.

Specifications

  • Serial Interfaces: Supports RS232, RS485, and RS422 serial communication protocols for flexible industrial connectivity.
  • Ethernet Port: Equipped with an RJ45 Ethernet port for network connectivity.
  • Power over Ethernet (PoE): Supports Power over Ethernet (PoE) for simplified installation and reduced cabling.
  • Voltage Input Range: Operates within a wide voltage input range of DC 6-36V, offering installation flexibility.
  • Communication Modes: Supports multiple communication modes, including TCP server/client, UDP, and multicast.
  • Protocol Support: Compatible with protocols such as Modbus, MQTT, and JSON to Modbus conversion.
  • Dimensions: Compact size with dimensions of 4.21 x 3.15 x 1.1 inches, suitable for tight spaces.
  • Weight: Weighs 5.3 ounces, making it lightweight for easy handling and installation.
  • Mounting: Supports rail-mount installation for secure placement in industrial environments.
  • Operating System: Runs on Linux, providing a stable platform for networked communication.
  • Processor: Powered by a Waveshare processor, ensuring efficient operation for serial-to-Ethernet conversion.
  • RAM: Equipped with 32GB DDR4 RAM, supporting robust processing and network tasks.
  • Connectivity: Utilizes Ethernet for fast and reliable communication over local networks.
  • Compatibility: Fully compliant with the IEEE 802.3af PoE standard for consistent power delivery over Ethernet.
  • Temperature Range: Built to operate in a wide range of temperatures, suitable for industrial environments.
  • Data Transmission: Supports bi-directional transparent transmission, allowing seamless data exchange.
  • Applications: Ideal for industrial applications, IoT integration, data acquisition systems, and remote monitoring solutions.

FAQ

This Ethernet-to-serial module is designed to convert RS232, RS485, or RS422 serial signals to Ethernet, making it ideal for industrial environments, IoT applications, and remote monitoring setups. It allows devices with serial communication ports to connect to modern networks using an Ethernet connection.

Installation is straightforward thanks to Power over Ethernet (PoE) support, which reduces wiring complexity. Simply connect the device to your network via the RJ45 Ethernet port and configure the serial communication settings. If needed, you can mount it on a rail for secure installation. Detailed instructions are available in the product manual, although advanced configurations may require some technical knowledge.

Yes, this module supports multiple communication protocols including Modbus, MQTT, and JSON to Modbus conversion. It offers flexibility in integrating with various industrial systems and IoT applications that require reliable serial communication over Ethernet.

The device supports RS232, RS485, and RS422 serial interfaces, which ensures compatibility with a wide range of industrial equipment and legacy systems. This makes it a versatile solution for connecting different devices to Ethernet-based networks.

Yes, the module supports Power over Ethernet (PoE), meaning it can be powered directly through the Ethernet cable. This simplifies installation by eliminating the need for a separate power supply, making it ideal for environments with limited power outlets.

The device has a wide voltage input range of DC 6-36V, allowing it to be used in various installation environments. This flexibility ensures that it can work with different power sources and meet the requirements of your setup.

Yes, this Ethernet-to-serial module is highly compatible with IoT systems. Its support for protocols like MQTT and Modbus allows seamless integration with IoT gateways, enabling you to connect legacy serial devices to modern networked IoT systems for remote monitoring and control.

Some users have reported challenges with configuring advanced settings, which may require a higher level of technical knowledge. Additionally, while the device generally works well, there have been occasional reports of connectivity issues with certain devices. Having some technical experience can help in overcoming these challenges.

The module has compact dimensions of 4.21 x 3.15 x 1.1 inches, making it suitable for installations in confined spaces. Its small size helps it fit into industrial environments without taking up too much space.

This Ethernet-to-serial module comes with rail-mount support, which allows it to be securely mounted in industrial environments. This is ideal for installations in control panels or equipment racks where space is limited.