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  • Industrial communication converter from RS232/RS485 to WiFi/Ethernet | 6-36VDC | Modbus/MQTT

    Code: ES-ETH-B

    This industrial-grade RS232/485 serial server is a versatile data collection and IoT network router (gateway), designed for use in industrial environments. It combines several functions in one device, including a serial server, Modbus, MQTT, and HTTPD.

    The device supports various communication protocols and can convert from WiFi to Ethernet or Ethernet to WiFi. With its industrial metal casing, wide 6-36V power range, and options for wall and DIN rail mounting, this module is a reliable solution for industrial automation, IoT networks, security systems, and intelligent measurement systems. 

  • Technical Specifications: Power:

    Voltage: DC 6-36V
    Power connectors: 5.5mm DC socket or screw terminals
    Communication Interfaces:

    Ethernet: 10/100M (auto-negotiation, RJ45 connector)
    WiFi: 802.11 b/g/n, supports Station, AP, or AP+Station modes
    RS232 and RS485: with ESD/EFT/shock protection
    Wireless Specifications:

    Frequency range: 2.412 - 2.484 GHz
    Security: WPA-PSK / WPA2-PSK
    Encryption: TKIP / AES
    Transmission Power:

    802.11b: +19 dBm (@11 Mbps)
    802.11g: +18 dBm (@54 Mbps)
    802.11n: +17 dBm (@HT20, MCS7)
    Receiver Sensitivity:

    802.11b: -89 dBm (@11 Mbps)
    802.11g: -81 dBm (@54 Mbps)
    802.11n: -73 dBm (@HT20, MCS7)
    Serial Communication Parameters:

    Data transfer rate (baudrate): 300 - 460800 bps
    Parity bit: None, Odd, Even, Mark, Space
    Data bits: 5-9 bits
    Software:

    Supported network protocols: TCP, UDP, ARP, ICMP, DHCP, DNS, HTTP, MQTT
    Configuration: Via computer, browser, or serial AT commands
    Operating Modes:

    Transparent Transmission
    Serial Command Mode
    HTTPD Client
    Modbus TCP to Modbus RTU
    Mechanical Properties:

    Dimensions: 84 x 64 x 24 mm
    Housing: Metal (industrial)
    Mounting types: Wall mount or DIN rail mount
    Environmental Conditions:

    Operating temperature: -40°C ~ 85°C
    Humidity: 5 - 85% RH (non-condensing)
    Key Features:

    Serial server – converts RS232/RS485 signals to Ethernet/WiFi
    Modbus Gateway – connects Modbus RTU to Modbus TCP network
    MQTT Gateway – serves as an industrial IoT network gateway
    HTTPD client – sends serial data to an HTTP server
    Wide power range – suitable for various industrial devices
    High environmental resistance – metal housing, works from -40°C to 85°C
    DIN rail or wall mounting
    Applications:

    Industrial automation – connects PLC control systems to the network
    IoT networks – connects to cloud servers using MQTT
    Device monitoring – remote data collection from sensors or devices
    Security systems – integration of security cameras or other RS485 devices
    Network conversion – WiFi to Ethernet, serial to Ethernet/WiFi
    Pros:

    Versatility – supports RS232, RS485, WiFi, Ethernet
    Wide protocol support – TCP/IP, Modbus, MQTT, HTTP
    Environmentally resistant – works from -40°C to 85°C
    Wide power range – operates from 6V to 36V DC
    Easy installation – DIN rail or wall mount
    High protection level – protection from ESD, EFT, surges
    Cons:

    May require network configuration – proper parameter setup required
    No PoE support – requires separate power supply
    No mobile app – management only via computer or web interface
    This industrial serial server RS232/485 to WiFi and Ethernet is an extremely flexible and reliable solution for various industrial and IoT applications. Its versatility, high functionality, and environmental resistance ensure stable and efficient operation in both automation and remote monitoring systems.

    A perfect choice for industrial automation, IoT systems, Modbus networks, and data transmission over WiFi or Ethernet. 

    Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.
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