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8E1 +1 Fiber PDH Multiplexer
Model:LNK-PDH-E8
►Provide command the
remote interface Loop Back, ease line maintenance
►The transmission
distance is up to 2-120Km
without interruption
Overview
This device provides 1-8 Channel E1 interface, 1 Channel PCM digital hotline phone (optional). It is very flexible. It has alarm function. The work is reliable, stable, and low power consumption, high integration and small size.Features
►Based on self-copyright IC►Modular wide dynamic optical detector
►1 Channel PCM digital business phone (optional)
►The device provides master optical fiber interface and backup optical fiber interface, Dual Optical Port backup function ensures that the work will never break (optional)
►E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology
►When optical lose signal, it can detect the remote device is power off or fiber is disconnected, and indicates alarm by LED
►The local device can view the remote device working condition
►Provide command the remote interface Loop Back, ease line maintenance
►The transmission distance is up to 2-120Km without interruption
►AC 220V, DC-48V, DC24V can be optional
►DC-48V/DC24V power supply polarity detection function, Polarity-Free
Application
Technical Indexes
|
Parameter |
Specification |
|
Fiber |
|
|
Multi-mode Fiber |
|
|
Fiber Type |
50/125um, 62.5/125um |
|
Maximum transmission distance |
5Km@ 62.5 / 125um single mode fiber, attenuation (3dbm/km)Wave Length: 820nm |
|
Transmitting power |
-12dBm (Min) ~-9dBm (Max) |
|
Receiver sensitivity |
-28dBm (Min) |
|
Link budget |
16dBm |
|
Single-mode Fiber |
|
|
Fiber Type |
8/125um, 9/125um |
|
Maximum transmission distance |
40Km |
|
Transmission distance |
40Km@ 9 / 125um single mode fiber, attenuation (0.35dbm/km) |
|
Wave Length |
1310nm |
|
Transmitting power |
-9dBm (Min) ~-8dBm (Max) |
|
Receiver sensitivity |
-27dBm (Min) |
|
Link budget |
18dBm |
|
E1 Interface |
|
|
Interface Standard |
comply with protocol G.703 |
|
Interface Rate |
n*64Kbps±50ppm |
|
Interface Code |
HDB3 |
|
E1 Impedance: |
75Ω (unbalance), 120Ω (balance) |
|
Jitter tolerance |
In accord with protocol G.742 and G.823 |
|
Allowed Attenuation |
0~6dBm |
|
Power |
|
|
Power supply |
AC180V ~ 260V；DC–48V；DC +24V |
|
Power consumption |
≤10W |
|
Dimension |
|
|
Product size |
19'' 1U |
|
Working environment |
|
|
Working temperature |
-10°C~ 50°C |
|
Working Humidity |
5%~95 % (no condensation) |
|
Storage temperature |
-40°C~ 80°C |
|
Storage Humidity |
5%~95 % (no condensation) |
- Download FileName：E-link 8E1 PDH Mux Datasheet V1.0.pdf Size： 189KB
|
Model |
Description |
|
LNK-PDH-E8 |
PDH Multiplexer, 1 Fiber port, 8E1 (75ohm or 120ohm), Single Mode, Single Fiber, 20KM, FC, 19" Rack, DC-48V or AC220V |
