Fiberplex FOI-3902 RS-485 to Fiber Interface

Fiberplex FOI-3902 Fiber Optic Interface Module – RS-422/RS-485 to Fiber

The Fiberplex FOI-3902 is a ruggedized fiber optic isolator designed to transmit and receive RS-422 or RS-485 serial data over fiber. Known for reliability in harsh or EMI-sensitive environments, this module is ideal for industrial automation, defense systems, and secure data communication applications.

Key Features:

• Model: FOI-3902

• Manufacturer: Fiberplex Technologies

• Signal Support: RS-422 / RS-485 (2-wire or 4-wire)

• Full Duplex Communication

• Optical Interface: ST-style fiber connectors (multimode or singlemode versions available)

• Electrical Interface: Terminal block or DB9 connector (depending on configuration)

• Baud Rate: Supports up to 1 Mbps data transmission

• Power Requirement: Compatible with Fiberplex PSQ series power supplies

• Mounting Options: Standalone, DIN rail, or rack-mounted (via RMC rack chassis)

• Status: Used – Clean, untested condition

Applications:

• Secure long-distance RS-485 or RS-422 serial communication

• Industrial process automation

• SCADA and telemetry systems

• Military and aerospace serial data links

• Environments with high EMI/RFI interference

SOLD AS IS
UNTESTED
NO ACCESSORIES INCLUDED