Waveshare Rail-Mount Serial Server RS485 to WIFI/Ethernet Module, Modbus MQTT Gateway, 21968

Features
This is a RS485 device data acquisitor / IoT gateway designed for industrial environment. It combines multi functions in one, including serial server, Modbus gateway, MQTT gateway, RS485 to HTTPD Client, etc. With RS485, WIFI and Ethernet ports, the module can realize functions such as serial to WIFI, serial to Ethernet, Ethernet to WIFI and so on. Using screw terminals for power input, it supports 5~36V wide range power supply. Rail-mount V0 flame-retardant case design, small in size, easy to install. It is suitable for applications like data acquisition, IoT gateway, safety & security IoT, and intelligent instrument monitoring...

Specifications
Outline:
1. Communication interface: RS485, screw terminal
2. Power supply: 5 ~ 36V DC, screw terminal
3. Case: PC + ABS, V0 flame retardant grade
4. Dimensions: L x W x H: 109.66 x 28 x 64.71 mm

Comunication:
1. Ethernet: 10 / 100M auto-negotiation RJ45 connector
2. WIFI: 802.11b/g/n compliant
3. Serial port: RS485 interface (Anti-surge, Lightningproof, Over-current protection)

Wireless specification:
1. Frequency Band: 2.412 ~ 2.484 GHz
2. Wireless network: Station / AP / AP+Station Mode
3. Security mechanism: WPA-PSK / WPA2-PSK
4. Encryption type: TKIP / AES
5. Transmitting power:
- 802.11b: +19dBm (11Mbps)
- 802.11g: +18dBm (54Mbps)
- 802.11n: +17dBm (HT20, MCS7); +17dBm (HT40, MCS7)
6. Receiving sensitivity:
- 802.11b: -89dBm (11Mbps)
- 802.11g: -81dBm (54Mbps)
- 802.11n: -73dBm (HT20, MCS7); -71dBm (HT40, MCS7)

Serial specification:
1. Baudrate: 300 ~ 460800 bps
2. Parity bit: None, odd, even, mark, space
3. Data bit: 5 ~ 9 bits
4. Flow control: N/A

Software
1.Protocol: TCP / UDP / ARP / ICMP / DHCP / DNS / HTTP / MQTT
2. Configuration: Host, web browser, serial AT command
3. Communication method: TCP/IP direct communication, VCOM
4. Operating mode: Transparent transmission, serial command, HTTPD Client, Modbus TCP to Modbus RTU

Environmental requirements
1. Working temperature: -40 ~ 85 degree C
2. Storage temperature: -45 ~ 125 degree C
3. Humidity range: 5% ~ 95% relative humidity

Package List
1. RS485 TO WIFI/ETH x 1
2. Antenna x 1