21968 - RS485 to Wi-Fi/Ethernet - Waveshare
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21968 - RS485 to Wi-Fi/Ethernet - Waveshare
Industrial RS485 to Wi-Fi/Ethernet Converter
The Waveshare 21968 is an RS485 to Wi-Fi/Ethernet converter designed for data acquisition and industrial IoT gateways. It combines the functions of a serial server, Modbus gateway, MQTT gateway, and HTTPD client.
RS485 to Wi-Fi/Ethernet Conversion
The module connects an RS485 device to a 2.4 GHz Wi-Fi or Ethernet network. It can perform serial to Wi-Fi, serial to Ethernet, or Ethernet to Wi-Fi functions depending on the communication architecture.
Interfaces / Protocols / Integration
The converter features an RS485 interface, a 10/100 Mbps RJ45 Ethernet port, and 2.4 GHz Wi-Fi connectivity. It supports TCP, UDP, ARP, ICMP, DHCP, DNS, HTTP, MQTT, and Modbus RTU to Modbus TCP conversion.
Industrial Design
The V0 flame-retardant enclosure is designed for DIN rail mounting. Power supply is 5-36 VDC and the operating range is -40 °C to +85 °C.
Applications
It is suitable for RS485 installations, meters, sensors, PLCs, data acquisition, local supervision, Modbus/MQTT gateways, and industrial IoT applications.
Highlights
- RS485 to Wi-Fi/Ethernet
- 2.4 GHz Wi-Fi and 10/100 Mbps Ethernet
- Serial server, Modbus gateway, and MQTT gateway
- RS485 to HTTPD
- 5-36 VDC power supply
- DIN rail mounting
| Specifications | |
|---|---|
External I/O |
RS485, 2.4 GHz Wi-Fi, and Ethernet RJ45
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Power Supply |
5-36 VDC
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Operating Temperature |
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Mounting Type |
DIN rail
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Number of LAN Ports |
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LAN/WAN Throughput |
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Number of Serial Ports |
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Supported Protocols |
TCP, UDP, ARP, ICMP, DHCP, DNS, HTTP, MQTT, and Modbus RTU/TCP
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