Data modem 2857 series

fiber optic19" rackline

Operation Mode: - Asynchronous, simplex or full duplex, 20 Mbps Input/Output Interface: - RS-422, 4 wire terminal block Transmission Line Interface: - 2 ST fiber optic receptacles (SMA option) Transmission Distance: - See distance chart Transmitter Output Power: - 30 microwatts into 50 micron fiber System Wavelength: - 820 nanometers (1300 nm option) Minimum Sensitivity: - 3 microwatts @ 820 nanometers at less than 10-9 bit error rate Operating Temperature: - 0 °C to 50 °C Input Power: - 110 VAC 50/60 Hz Metal Enclosure: - 7.5" x 7" x 3" (19 x 17.8 x 7.6 cm) 1U 19" Rack: - 17"W x 1.75"H x 7.5"D (43.2 x 4.3 x 19.0 cm) Weight: - 3 lbs. (1.36 kg) 230V Version: - 2857V The S.I.Tech Model 2857 is designed for high speed RS-422 data communication using fiber. This system uses 4 wire RS-422.