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Elfin-EW40B-0 RS232 to WiFi & BLE Serial Server Gateway, External SMA Antenna, STA / AP / AP+STA Mode, Modbus RTU to Modbus TCP Converter, Industrial IoT Serial Wireless Module (Server Only)
- - Dual wireless: 2.4G WiFi 802.11 b/g/n + BLE 5.0 for serial data transmission and network configuration; - Supports STA, AP, AP+STA mixed working modes, flexible deployment for industrial IoT network; - Modbus RTU to Modbus TCP conversion function, convenient for PLC and industrial sensor networking; - External SMA antenna port for better signal coverage, supports web page and tool configuration; - Wide DC 5V~36V power input, supports TCP/UDP/MQTT/HTTP, TLS encryption for secure data
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Overview
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AJMRTC Elfin-EW40B-0 serial server converts RS232 serial signals into WiFi and Bluetooth BLE wireless signals. It works as a Modbus gateway to bridge traditional RTU serial devices to TCP IP networks. Bluetooth BLE is available for quick network provisioning. It supports remote parameter configuration, OTA firmware upgrade and multiple network protocols. It is widely used for industrial automation, PLC data collection, smart instruments and remote monitoring systems. Note this listing is server unit only, cables and accessories are not included.
Model: Elfin-EW40B-0
Serial Interface: RS232
Wireless: WiFi 2.4G 802.11 b/g/n + BLE 5.0
Antenna: External SMA antenna interface
WiFi Modes: STA / AP /
AP+STA Protocol: Modbus RTU / Modbus TCP, TCP, UDP, MQTT, HTTP, WebSocket
Security: TLS 1.2, AES 128-bit encryption
Power Input: DC 5V ~ 36V
Baud Rate: Up to 230400 bps
Configuration: Web UI + IoT service tool, Smart-Link
Firmware: Web OTA upgrade supported
Dimension: 68.5 x 35 x 17.8 mm
Application: Industrial IoT, PLC, sensor, remote data acquisition
Package Includes: 1 x Elfin-EW40B-0 Serial Gateway (Server Only)
Specifications
Brand: AJMRTCModel: Elfin-EW40B-0
Serial Interface: RS232
Wireless: WiFi 2.4G 802.11 b/g/n + BLE 5.0
Antenna: External SMA antenna interface
WiFi Modes: STA / AP /
AP+STA Protocol: Modbus RTU / Modbus TCP, TCP, UDP, MQTT, HTTP, WebSocket
Security: TLS 1.2, AES 128-bit encryption
Power Input: DC 5V ~ 36V
Baud Rate: Up to 230400 bps
Configuration: Web UI + IoT service tool, Smart-Link
Firmware: Web OTA upgrade supported
Dimension: 68.5 x 35 x 17.8 mm
Application: Industrial IoT, PLC, sensor, remote data acquisition
Package Includes: 1 x Elfin-EW40B-0 Serial Gateway (Server Only)
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Rufei Tech Return Policy
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