Fiber Optical Multiplexer WDM

1) Provides N E1 G.703 interface, N 10/100M Ethernet, N voice ports (FXO port connects switch and FXS port connects user's phone) and N channels RS232
2) Alarm for local and remote devices by remote loop
3) Digital clock restore circuit and digital flatness lock phase circuit used for E1 port
4) Optical interface parameter:
a) Optical wavelength: 850nm/1310nm for MM, 1310nm/1550nm for SM
b) Optical interface: SC/FC/LC/Bi-Di SC/Bi-Di LC etc.
c) Transmitting power: >-6dBm
d) Receiving sensitivity: <-36dBm (BER<10E-11)
e) Dynamic range receiving: >-30dBm
f) Transmitting distance: multi-mode 2km, single-mode 120km (max.)
g) Vibration characteristic: satisfies G.742 and the G.823 standard
h) Line code: NRZ code
5) E1 interface characteristic:
a) Line code: HDB3 code
b) Bit rate: 2.048Mbps±50ppm
c) Interface standard: ITU-T G 703
d) Connector: RJ-45 or BNC
e) Interface impedance: 75Ω/unbalanced or 120Ω/balanced
6) Ethernet interface:
a) Protocol: support IEEE802.3, IEEE802.1Q (VLAN)
b) Speed rate; 10/100M auto-negotiation
c) Full/half duplex auto-negotiation
d) MAC address: 4096
e) Ethernet buff memory: 64MB SDRAM
f) Physical interface: RJ45 supporting auto-MDIX
7) FXS phone port:
a) Ring voltage: 75V
b) Ring frequency: 25Hz
c) Two line input impedance: 600Ω (hang off)
8) FXO switch port:
a) Ring test voltage: 35V
b) Ring test frequency: 17-60Hz
c) Two line input impedance: 600Ω (hanging-off)
9) RS232 port:
a) Rate: 300bps - 115.2Kbps auto-adaptable (asynchronous)
b) Interface characteristic: satisfies ITU-T V.24 standard
c) Connector: RJ45
10) Power supply: 220V AC or -48V DC
11) Operation temperature: 32 - 140°F (0 - 60°C)
12) Storage temperature: -40 ~ +185°F (-40 ~ +85°C)
13) Humidity: 10 - 95% (non-condensing)
14) Dimensions: standard 19" rack, 1U height
15) Remark: we can also provide mini box for E1 and 2E1 fiber optical multiplexer and voice fiber optical multiplexer with N*E1 + N*ETH + N*FXO(S) + N*RS232 basing on different requirements of customers.