B&B Electronics BB-ESR902 Industrial Ethernet Serial Server

Product Brief Introduction BB-ESR902 is B&B Electronics industrial serial to Ethernet gateway. It converts RS232/485 serial data into Ethernet packets to connect serial field instruments to LAN network.
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Technical Specifications Serial port: 2 × RS232/485. Ethernet: 10/100Mbps RJ45. Power supply:9-30V DC. Operating temperature:-40°C ~ +85°C.

Functional Features Serial-Ethernet protocol conversion. TCP/UDP socket mode. Serial data buffering. Web configuration. Watchdog function. Wide temperature design.

Application Scenarios Legacy serial PLC, flow meter, power meter remote network access, factory old serial equipment networking upgrade.

Performance Parameters Serial baud rate up to 115200bps. Operating temperature:-40 ~ +85°C.

Structural Characteristics DIN rail mount plastic housing, RJ45 port, serial terminal block, power terminals, LED status indicators.

Working Principle Receives serial data from field device, encapsulates data into Ethernet TCP/UDP packet and transmits over network; receives network packet and converts back to serial data for field equipment.

Installation Requirements Mount on 35mm DIN rail. Wire serial and power terminals. Configure IP and serial parameters via web browser.

Usage Notes Match baud rate, parity and stop bits between gateway and serial slave devices. Use shielded cable for RS485 bus.




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