Detailed Product Description - Conversion from RS232 to fiber-optic cable - Transmission distance 5 to 80 meters - Easier installed than any copper . Key Features - Conversion from RS232 to fiber-optic cable - Transmission distance 5 to 80 meters - Easier installed than any copper cable - The interface is very easy to install - 100% protection against interfering radiation - No re-configuration of transmission parameters required - Electrical isolation - Lightning protection - Conforms to standards both in office and industrial environments Applications - Increased noise immunity for industrial areas - Stricter noise emission for residential and commercial areas Parameter RS232 Ports RS-232 data speed rate 0-250Kbps RS-232 error of bit rate ≤10E-12 RS-232 data agreement fully supporting all kinds of RS-232 agreement POF Ports 660nm Output Power > -18dBm Receiver SEN < -32dBm Distance 80 meters typical. The different numeric aperture of POF might result in different transmit distance. Environmental Operating Temperature Main body -20°C~55°C Storage Temperature -40°C~75°C Relative Humidity 10% ~ 90% Power Supply: 8-30VDC