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Help CenterE1 to Ethernet Protocol Converter, 1/2/4/8/16 E1 to Ethernet
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Specifications
Optical interface:Transmit Mode : Single/ Multi-mode
Module : Single/Double Fiber
1~16E1 PDH Multiplexer
Features
1~16E1 PDH Multiplexer is developed based on the VLSI chips. Relying on the advanced multiplexing technology, 1~16E1 PDH realizes 1~16E1 transmission over fiber.
Technology Characteristics
Transmits 1~16E1 E1
Line bit rate is 150Mb/s
Complies with ITU-T G.703 on interface and G.742, G.823 on jitter performance
All necessary alarm functions, supervises the status of remote terminal
Supports E1 tributaries loop back for network fault diagnostics
Supplies standard order wire telephone
Supplies one customer RS232 data channel
Supplies RS232 for equipment management
AC 220 or DC-48 is optional
Single board design, 1U, and 19 Inch standard
Typical Application:
Interface Parameters
Optical interface:
Transmit Mode : Single/ Multi-mode
Module : Single/Double Fiber
Interface : FC/SC/ST
Wavelength : 1310nm/1550nm
Distance : 2Km/40Km/60Km/120Km
E1 interface:
Bit rate : 2.048Mb/s , ±50ppm
Impedance : 75Ω unbalanced(Declaration is needed if 120Ω balanced required)
Coding: HDB3, according to ITU-T G.703
Jitter: complies with ITU-T G.823 and G.742. Seeing appendix
Order wire interface:
Phone set: Standard 2-wire phone set
Bandwidth: 64Kb/s
Coding: PCM
RS232 for management:
Bit rate: 9600b/s
Data width: 8bits
Stop bit: 1bit
Parity check bit: None
Connector: DB9 (pin)
RS232 for customer data channel:
Bit rate: ≤250kb/s
Connector: DB9(pin)
General characteristics
Power : 220V±20% , -36 ~ -72V
Power Consumption : < 5W
Environment Temperature : 0°C-50°C
Size : 483×200×44mm
Net Weight : 2.5Kg
Order Information
Model |
Connector |
Fiber Port |
Distance |
Size(L)×(W)×(H) |
OFS-P120 |
4E1 |
FC/PC |
0~120KM |
Mini |
OFS-P120 |
4E1 |
FC/PC |
0~120KM |
483×44.45×200(mm) |
OFS-P120 |
4E1 + phone |
FC/PC |
0~120KM |
483×44.45×200(mm) |
OFS-P240 |
8E1 |
FC/PC |
0~120KM |
483×44.45×200(mm) |
OFS-P240 |
8E1+phone |
FC/PC |
0~120KM |
483×44.45×200(mm) |
OFS-P480 |
16E1 |
FC/PC |
0~120KM |
483×44.45×200(mm) |
OFS-P480 |
16E1+phone |
FC/PC |
0~120KM |
483×44.45×200(mm) |
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