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4E1 +1 Fiber PDH Multiplexer

Model:LNK-PDH-E4D

►E1 interface comply with G.703

►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

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Overview

This device provides 1-4 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

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	216X140X31mm(WXDXH)
Simple packaging	274X193X84mm(WXDXH)
Piece weight	1.25KG
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)

Model	Description
LNK-PDH-E4D	PDH Multiplexer, 1 Fiber port, 4E1 (75ohm or 120ohm), Single Mode, Single Fiber, 20KM, FC, Desktype, DC-48V or AC220V (Single Power Supply)

E-link PoE Switche

4E1 +1 Fiber PDH Multiplexer

Model:LNK-PDH-E4D

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