256 POTS Telephone multiplexer

Product:256 POTS Telephone multiplexer

Feature:

• Plug-in design, convenient way to replace the question, to avoid the integral equipment 1 telephone problems are needed to replace the problem;
• Convenient expansion, increase the board can, convenient maintenance, replacement card;
• The equipment for 4U 19 inch machine frame, a total of a port plate and 4 16 telephone board, light board provides 4 fast / Gigabit Ethernet interface and an optical interface +2 business interface such as RS232/RS485/RS422 asynchronous data, switching signal, each plate can be inserted network management board, 16 FXO/FXS plate, 8 EM2/4 board, E1 interface board, 8 serial data plate....;
• This device is configured to route 256, if the user to expansion in 60 basis, only need to increase the phone card can be;
• 60 speech, support caller ID function and reverse polarity charging function;
• Each site each schedule function;
• 4 Ethernet interface options for exchange, also can be divided into VLAN;
• Ethernet interface for fast/Gigabit rate or optional, full duplex or half duplex adaptive;
• Have a view displays the working status of remote device in the end;
• Can choose various power: AC220V, DC-48V/DC24V etc.;
• The telephone interface with lightning protection, lightning protection up to GB/T17626.5 (IEC61000-4-5) 8/20 μ s short-circuit current, open-circuit peak output voltage of 6KV standard.

Parameters:

uFiber

Multi-mode Fiber

50/125um, 62.5/125um,

Maximum transmission distance: 5KM 62.5/125um Multi-mode fiber, attenuation (3dbm/km)

Wave Length: 850nm

Transmitting power: -12dBm (Min) ~-9dBm (Max)

Receiver sensitivity: -28dBm (Min)

Link budget: 16dBm

Single-mode Fiber

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

uE1 Interface

Interface Standard: comply with protocol G.703;
Interface Rate: 2048Kbps±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 

uFXS Interface

Ring voltage: 75V

Ring frequency: 25HZ

Two-line Impedance: 600 Ohm (pick up)

Return loss: 40 dB

uFXO Interface

Ring detect voltage: 35V

Ring detection frequency: 17HZ-60HZ

Two-line Impedance: 600 Ohm (pick up)

Return loss: 40 dB

uPower

Power supply:AC180V ~ 260V;DC –48V;DC +24V

Power consumption: ≤7W

uSize

1U/19 inch:445mm(length)*365mm(width)*200mm(height)

uWorking 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)

  256 channel voice multiplexer Picture:

Ordering information:

FAQ

1.How can i get a 256 channel analog voice sample ?

You need place sample order to us.We will arrange the sample production for you.

2.Could you do design for us?

Yes, we can do artwork including printing, logo etc. for you, if you provide us the content and tell us where to put.

3.How can we place order?

After we made agreement on the product' parameters, we will make proforma invoice for your confirmation.when we got your advance payment (deposit) we will arrange the production and delivery.

If you have your own ship forwarder, we will use your ship forwarder to delivery goods. if you don't have ship forwarder, then when the goods arrived at Destination port, you must find a ship forwarder help you clear the custom.

4.How about the shipping for 256 channel analog voice ?

For small orders, we will send the goods by International Express like HK Fedex, DHL, TNT or UPS. usually it takes about 7work days to arrive.If big quantity we will ship by Ocean transportation, it takes one month to arrive. if urgnet, you can select shipping by Air, but freight charge will be more expensive.

5.what's your products' advantages ?

A. good quality and competetive prices.

B. Strictly quality control when producing.

C. Professional team work, from design, development, producing,assemble,packing and shipping.

D. Aftersale services, if there is quality problem, we will offer you replacement for defective quantity.

Packaging&Shipping

The devices will be well packaged by carton with Foam or other shock proof materials.

Certifications