1. Прадукт скончыўсяview
The waveshare RS232/485/422 to RJ45 Ethernet Converter is an industrial-grade isolated serial server designed for reliable bi-directional data transmission between RS232/485/422 serial devices and Ethernet networks. It supports Power over Ethernet (PoE) functionality, offering flexible power supply options and robust communication modes for various industrial applications.
Малюнак 1.1: Фронт view of the Waveshare RS232/485/422 to RJ45 Ethernet Converter, showing the Ethernet port, serial ports, and power input.
Малюнак 1.2: Diagram illustrating key features including industrial isolation, rail-mount capability, Modbus Gateway, MQTT & JSON support, multi-host support, multiple interfaces, three power supply methods, and host/webканфігурацыя старонкі.
2. Асноўныя магчымасці
- Універсальнае падключэнне: Supports RS232, RS485, and RS422 interfaces for broad compatibility with serial devices.
- Ethernet Integration: RJ45 Ethernet port with 10/100M auto-negotiation and 2 KV surge protection.
- Харчаванне праз Ethernet (PoE): Complies with IEEE 802.3af standard for convenient power supply via Ethernet cable.
- Flexible Power Input: Supports DC 6~36V wide voltage range via screw terminal or DC power port.
- Industrial Isolation: Features power isolation and signal isolation for enhanced reliability in harsh environments.
- Modbus Gateway Support: Facilitates Modbus networking upgrades and integration with Modbus RTU/TCP.
- Multi-Communication Modes: Supports TCP Server, TCP Client, UDP, and UDP Multicast operating modes.
- Protocol Conversion: Flexible conversion between different protocols, including MQTT/JSON to Modbus.
- Пашыраныя функцыі: Includes Multi Hosts Roll-Polling, User-Defined Heartbeat/Registration Packet, and NTP Protocol Support.
- Multiple Configuration Methods: Configurable via host software, web browser, or device management functions library.
- Трывалы дызайн: Aluminium alloy enclosure with sand blasting and anodic oxidation for solid and durable construction.
- Rail-Mount Support: Designed for easy rail-mounting in industrial setups.
3. Тэхнічныя характарыстыкі
| Катэгорыя | Параметр | Каштоўнасць |
|---|---|---|
| Тып прадукту | Функцыя | Serial server, Modbus Gateway, MQTT Gateway |
| Асноўная функцыя | Перадача дадзеных | Bi-directional transparent data transmission between RS232/485/422 and Ethernet |
| Інтэрфейс сувязі | Порт RS232 | 1 |
| Порт RS485 | 1 | |
| Порт RS422 | 1 | |
| Порт Ethernet | 1 (PoE, IEEE 802.3af, 10/100M auto-negotiation, RJ45, 2 KV surge protection) | |
| Электразабеспячэнне | Уваходны кнtage | DC 6 ~ 36V (screw terminal or PoE port) |
| Абарона ад ізаляцыі | Power isolation, Signal isolation | |
| Serial Parameters | Хуткасць перадачы дадзеных | 300 ~ 115200 біт / с |
| Парытэтны біт | Няма, няцотныя, цотныя, адзнака, прабел | |
| Біты дадзеных | 5 ~ 9 bits | |
| Кантроль патоку | Няма кантролю патоку | |
| праграмнае забеспячэнне | Пратаколы | ETHERNET, IP, TCP, UDP, HTTP, ARP, ICMP, DHCP, DNS |
| Метад канфігурацыі | Host, Web browser, Device management functions library | |
| Метад сувязі | TCP/IP direct communication, VCOM | |
| Рэжым працы | TCP server, TCP client (coexisting with TCP server), UDP, UDP multicast | |
| Працоўная тэмпература | Дыяпазон | -40℃ ~ 85℃ |
| Дыяпазон вільготнасці | Адносная вільготнасць | 5% ~ 95% |
| Памеры | ДхШхВ | 88.7 × 64.5 × 24.2 мм (3.49 × 2.85 × 0.95 цалі) |
| Вага | Вага прадмета | 5.6 унцыі |
| Нумар мадэлі | Мадэль вытворцы | RB-Wav-734 |
4. Змест пакета
У камплект прадукту ўваходзяць наступныя элементы:
- RS232/485/422 TO POE ETH (B) Converter x1
5. Настройка і ўстаноўка
5.1 Варыянты крыніцы харчавання
The device offers three methods for power supply:
- PoE (сілкаванне праз Ethernet): Connect an Ethernet cable from a PoE-enabled switch or injector to the RJ45 Ethernet port. The device supports IEEE 802.3af standard.
- Порт харчавання пастаяннага току: Connect a DC power adapter (6~36V) to the DC power jack.
- Screw Terminal: Connect a DC power source (6~36V) to the screw terminal block. Ensure correct polarity (VCC and GND).
Малюнак 5.1: Illustration of the PoE Ethernet port, DC power port, and screw terminal for power input, along with diagrams showing bi-directional data transmission between serial and Ethernet interfaces.
5.2 Rail-Mount Installation
The converter is designed for easy installation on a DIN rail. Locate the rail-mount buckle on the device and securely attach it to a standard DIN rail in your industrial setup.
Малюнак 5.2: Image demonstrating the rail-mount buckle for easy integration into industrial environments, alongside details of the aluminum alloy enclosure and multiple protection features.
5.3 Інтэрфейсныя падключэнні
Identify the following interfaces on the device:
- Порт RS232: Standard DB9 male connector for RS232 serial communication. Refer to the pinout diagram for correct wiring.
- RS485/RS422 Port: Screw terminal block for RS485 (A, B) and RS422 (TX+, TX-, RX+, RX-) connections.
- PoE Ethernet Port: RJ45 connector for network and optional PoE power.
- Кнопка скіду: Small button for resetting the device to factory defaults or restarting.
Малюнак 5.3: Падрабязны view of the device interfaces including the RS232 port, PoE Ethernet port, DC power port, 6-36V power input, ground, signal ground, RS485/RS422 terminals, and reset button. Also includes outline dimensions and RS232 pinout definition.
RS232 Pinout Definition
| DB9 Мужчынскі (PIN-код) | PIN-код RS232 |
|---|---|
| 2 | (RXD) |
| 3 | (TXD) |
| 5 | GND |
| 1, 4, 6, 7, 8, 9 | Н/З |
6. Інструкцыя па эксплуатацыі
6.1 Метады канфігурацыі
The device can be configured using multiple methods:
- Host Software: Use the dedicated configuration software provided by waveshare to set up network parameters, serial parameters, and operating modes.
- Web Браўзэр: Доступ да прылады web інтэрфейс, увёўшы яго IP-адрас у a web browser. This method supports obtaining dynamic IP via DHCP and DNS protocol support.
- Device Management Functions Library: For advanced integration, utilize the provided functions library.
Малюнак 6.1: Diagram illustrating multi-configuration methods via host software, web browser, and device management functions library, along with concepts like Multi Hosts Roll-Polling, User-Defined Heartbeat/Registration Packet, and NTP Protocol Support.
6.2 Рэжымы сувязі
The converter supports various communication modes to suit different network topologies and application requirements:
- TCP-сервер: The device acts as a TCP server, listening for incoming connections from TCP clients. It supports up to 30 TCP connections simultaneously.
- TCP-кліент: The device initiates a TCP connection to a specified TCP server. It can coexist with TCP server mode.
- UDP: The device sends and receives UDP packets. This mode is suitable for multi-network device communication.
- UDP Multicast: Supports sending data to a group of devices simultaneously.
Малюнак 6.2: Visual representation of TCP Server, TCP Client, UDP Server, and UDP Client communication modes, along with Modbus Gateway support and MQTT/JSON to Modbus conversion.
6.3 Modbus Gateway Functionality
The device functions as a Modbus Gateway, enabling seamless integration of Modbus RTU/ASCII devices into Modbus TCP networks. It is suitable for Modbus networking upgrades and can be configured using specific software.
6.4 MQTT/JSON to Modbus Conversion
For enhanced flexibility, the converter supports MQTT/JSON to Modbus conversion. This allows data from cloud platforms (e.g., Baidu Cloud MQTT, Alibaba Cloud MQTT) or JSON formatted data to be parsed and converted into Modbus packets for uploading or integration with Modbus devices.
6.5 Multi Hosts Roll-Polling
This feature allows the device to identify and respond to different network devices respectively, preventing crosstalk issues when communicating with multiple network devices.
6.6 User-Defined Heartbeat/Registration Packet
Configure custom heartbeat and registration packets for easy cloud communication and device identification on the network.
6.7 NTP Protocol Support
The device supports NTP (Network Time Protocol) for obtaining accurate network time information, which can be useful for data logging and synchronization.
7. Тэхнічнае абслугоўванне і ліквідацыя непаладак
7.1 Агульнае тэхнічнае абслугоўванне
- Keep the device in a clean, dry environment within the specified operating temperature and humidity ranges.
- Забяспечце належную вентыляцыю вакол прылады, каб прадухіліць перагрэў.
- Regularly check cable connections for secure fit and signs of damage.
- Clean the exterior of the device with a soft, dry cloth. Do not use liquid cleaners.
7.2 Вырашэнне распаўсюджаных праблем
| праблема | Магчымая прычына | Рашэнне |
|---|---|---|
| Прылада не ўключаецца | Няма харчавання; няправільная гучнасцьtage; Faulty cable/PoE source. | Праверце падключэнне да харчавання і гучнасцьtage (6-36V DC). Check PoE source if using PoE. Try a different power method. |
| Няма падключэння да сеткі | Ethernet cable disconnected/damaged; Incorrect IP settings; Network configuration issue. | Check Ethernet cable. Verify device IP address and network settings using configuration software or web interface. Ensure network switch/router is functioning. |
| Збой паслядоўнай сувязі | Incorrect serial port settings (baud rate, parity, data bits); Incorrect wiring; Device not in correct operating mode. | Verify serial parameters match the connected device. Check RS232/485/422 wiring. Ensure the device is in the appropriate TCP/UDP operating mode. |
| Прылада не рэагуе | Праграмны збой; памылка канфігурацыі. | Press the reset button to restart the device. If issues persist, perform a factory reset (refer to manual for specific procedure) and reconfigure. |
8. Safety and Protection
The device incorporates multiple protection mechanisms to ensure safe and stable operation:
- Digital Isolation: Isolates digital signals to prevent interference.
- Абарона ад ESD: Electrostatic Discharge protection to prevent damage from static electricity.
- Абарона ад перагрузкі па току: Абараняе ад празмернага току.
- Звышtagе абарона: Меры засцярогі ад непрыстойнасціtagе шыпы.
- TVS (Transient Voltage Suppression) Tube: Эфектыўна падаўляе ўсплёск ціскуtage and transient peak voltage in the circuit, enhancing lightning protection and ESD resistance.
- Built-in Resettable Fuse and Protection Diode: Ensures stable output current and voltage, preventing over-current and over-voltage.
Малюнак 8.1: Diagram highlighting digital isolation, ESD protection, over-current protection, over-voltage protection, and TVS protection, along with the durable aluminum alloy enclosure.
9. Гарантыя і падтрымка
For development resources and technical support, please contact waveshare customer service. Information regarding warranty terms and conditions can typically be found on the manufacturer's official webсайта або звязаўшыся непасрэдна з іх службай падтрымкі.
Малюнак 9.1: Illustration of waveshare's support for batch customization, including label, hardware, and software customization, indicating comprehensive manufacturer support.
