PROFIBUS RS485 single-mode optical fiber converter. Baud rate self-adaptive; Transparent data transmission; No need to change the original communication protocol and software; 9-40VDC wide voltage isolated power supply; Communication rate: 0-5Mbps, self-adaptive; Wavelength: 1310nm. Applicable optical fiber: single-mode 9/125, 10/125, 8.3/1; Transmission distance: 0-12km. ST optical fibre splice; -40-+85℃ industrial grade working temperature; DIN35mm standard lead rail mounting.