(1) Based on self-independent knowledge circuit;
(2) Veneer design;
(3) Module style, wide dynamic detector;
(4) Optical module adopt send-receive synchronous way;
(5) Provide control remote alarm status;
(6) E1 interface accord with G. 703, adopt digital clock reset and flat lock technique;
(7) Provide 4 channel E1 and 4 channel 100M ethernet transmission loading;
(8) 4 channel ethernet port set as switch, also can be divided VLAN;
(9) Ethernet interface 10/100M auto adapted;
(10) 1 channel PCM digital service telephone (for option);
(11) 2 channel RS232 for option;
(12) Support 1+1 fiber optical interface backup;
(13) Desktop device support independent SNMP, and link control for option;
(14) Support detecting optical signal loss caused by remote device's turn off or fiber's break down;
(15) Inspect local device's temperature and voltage;
(16) Inspect remote device's temperature and voltage and set temperature alarming value;
(17) Transmission distance can reach 2~120km without relay;
(18) Multiple power supply type for option: AC220V, DC-48V/DC24V etc;
(19) DC48V/DC24V has no positive and negative difference;
(20) Head end support chassis with multiple cards, 12 channel optical way for option, SNMP included.
Technical parameters
Fiber optical interface:
Optical wavelength: 850/1310nm for multi-mode fiber, 1310/1550nm for single-mode fiber
Optical interface: SC/FC/ST
Fiber pinning: Double and single for option
Transceiver module: >-6dBm
Optical receiver sensitivity< -36(BER< 10-11 )
Receive range: >-30dB
Transmission distance: Multi-mode 2 Km, single-mode 40 Km, single-mode 80 Km, single-mode 120 Km
Optical circuit coding: NRZ
E1 interface:
Interface Rate: 2.048Mbps+-50PPM
Coding: HDB3
Interface signal coding: ITU-T G. 703
E1 Impedance: BNC 75Ω (unbalance)
Unbalanced coaxial cable connector: 75-2/3 coaxial cable adapted
Interface character: Match G. 703
Jitter tolerance: Match G. 742 and G. 823.
Input attenuation tolerance: 0~6dBm
Ethernet interface:
Interface Rate: 10/100Mbps auto adapted, full/semi duplex auto adapted
Interface character: Match IEEE802.3, IEEE802.1 Q
Mac address: Can learn 4096 MAC addresses
Connector: RJ45, Auto-MDIX
As a professional manufacturer for about ten years, we can produce the communication products as your request or your designs. Such as Video/data fiber Multiplexer, Voice fiber Multiplexer, Fiber Modem, PDH/SDH fiber Fiber Optical Multiplexer, Protocol Converter, Fiber Media Converter and so on.
We also welcome you visit our factory.
