pmx opmux-fl100 pdh multiplexer combines four/eight e1 channels and one 10/100m lan channel over a single fiber optic link. a pair of pmx opmux-fl100 offers simple and low-cost connectivity for these e1 and lan traffic up to 80km. opmux-fl100 supports 1+1 optical link redundancy with als function (automatic laser shutdown/reduction). pmx opmux-fl100 fiber optic multiplexer can be used to extend the transmission distance without performance degradation via fiber cable between two fast ethernet segments transparently. pmx opmux-fl100 has found wide applications in carriers, paging stations, electricity, railway, oil-fields and banks, as point-to-point applications and central-site to multipoint application. its compact 1-u high enclosure facilitates easy installation and maintenance. features: l combines four/eight e1 channels and one 10/100m lan channel over a single fiber optic link l supports snmp network management l extends the range of e1 and lan traffic over fiber optic from 40km -80km l lan cable straight/cross-over auto sensing (auto mdi/mdix) l 10m/100m, half/full duplex auto negotiation l optical link rate: 150mbps l dual optical link 1 + 1 redundancy l provide one pcm voice service channel, one rs232 console port and one rs232 data port l support optic interface als (automatic laser shutdown/reduction) l built -in digital e1 smoothing phase locked loop and clock recovery circuit complies with itu-t g.823 and g.742 l built -in optical line clock and data recovery circuit (cdr) l support of vlan and flow control l comprehensive alarm, monitoring and loopback functions including e1 path remote loopback l status leds l compact 1u high standard 19-inch enclosure l low power consumption: ¡ü 10w l 220vac or -48vdc power supply, support power redundancy specifications g.703 e1 interface standard itu -t g.703, g.823 and g.742 interface unloaded 4-wire twisted pair 19 to 26 awg or bnc 75¦¸ coaxial cable code hdb3 (up to 2048 kbit/s baud rate) baud rate 2048 kbps number of e1 channels 4e1 or 8e1 transmit level according to g.703 impedance 75¦¸ unbalanced or 120¦¸ balanced receive voltage 0~-43 db transmit high voltage 2.37v¡à10%, 75¦¸ transmit low voltage 0 ¡à 0.1v connector rj -45: 120¦¸ balanced bnc coax: 75¦¸ unbalanced output jitter < 0.08 ui optical interface transmission rate 150mb/s ¡à50ppm transmission medium g.652 optical fiber source f-p for 1310nm dfb for 1310nm or 1550nm up to 80km coding nrz receiver pin diode or pinfet wavelength 1310 nm, 1550nm (option) transmission range up to 50 km for a 1310 nm laser diode over single mode fiber up to 80 km or 120km for a 1 550 nm laser diode over s ingle mode fiber number of optical link single, or 1 + 1 redundancy (optional) output power -2 ~ -11dbm for 1310 nm; (-10~-3dbm for 1550 nm) receiver sensitivity < -36dbm for 1310 nm (-39~-38dbm for 1 550 nm), ber ¡ü10-10 dynamic range 34 db for 1310 nm (35dbm for 1550 nm) als automatic laser shutdown, optional fiber optic interface fc/sc/st ethernet interface standard ieee 802.3 802.3u 802.1q interface ethernet and fast ethernet baud rate full rate 10/100mbit/s mode auto-negotiation on half / full duplex mode connector rj -45, straight/cross-over auto sensing (auto mdi/mdix) frame length 64byte (least) / 1536byte (most) mac address 1k mac address update 5 minute rs232 data interface baud rate 300 ¨c 115200bps, async standard rs232 mode dce connector db-9 female rs232 console port (optional) baud rate 9600bps standard rs232 mode dce connector db-9 female rs485 cascading/nms port baud rate 9600bps standard rs485 mode dce connector dual rj-45 jack service phone port (optional) standard 4-wire fxs connector rj11 alarm out port (optional) usage output following alarms to external alarm system: e1-1 to e1-8, lof, nopa, nopb, e-3 alarms on local unit (primary alarm) e-6 and alarms on remote unit (secondary alarms) max payload ac: 250v, 1a dc: 30v£¬1a connector db-9 female physical height 44.5 mm width 483 mm depth 220 mm weight 2.5kg power supply ac source 90~260 vac (¡à10%), 50hz, 10w dc source -48 vdc, 8w power consumption ac: 10w dc: 8w environment operation temperature 0 - 50¡ãc storage temperature -20~70 ¡æ humidity up to 95%, non-condensing