19 inch 8E1 PDH multiplxer single mode , single core fiber ,FC connector with AC and DC power supply

• Based on self -copyright IC
• Modular wide dynamic optical detector
• E1 interface comply with G.703, adopts digital clock recovery and smooth phase-lock technology
• 1Channel PCM digital business phone (optional)
• 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 canview the remote device working condition
• Provide command the remote interface Loop Back, ease line maintenance
• The transmission distance isup to 2-120Kmwithout interruption
• AC 220V, DC-48V, DC24V can be optional
• DC-48V/DC24V power supply polarity detection function, Polarity-Free

Technical parameters

Fiber

Multi-mode Fiber

50/125um, 62.5/125um,

Maximum transmission distance: 2KM@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

8/125um, 9/125um

Maximum transmission distance: 120Km

Transmission distance:120KM@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: ≤5W

Dimension

Product size: 19 inch 1U 485X138X44mm (WXDXH)

Simple packaging: 522X198X82mm(WXDXH)

Piece weight: 2.5KG

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)

Networking Application