360 phone rack FXO/FXS PCM Voice Multiplexer Over Optical Fiber  for voice multiplexer device

360*Phones rack device is a kind of point-to-point fiber transmission  rack device that developed based on special large scale integrated circuits of PDH fiber transmission in our company. It is with perfect alarm function that conclude a 360-channels phone convergence card.It can use 12 piece of 30 channels phones business card simultaneously in the Machine frame and 360-channels phones (optional),1~4 E1 and 1~4 100M linear Ethernet ports and SNMP Network management.it Provide back up power which make sure complete working function, high integration, low consumption, stable performance and convenient usage.

Chapter 1 General Introduction

1.1 Product Description
360*Phones rack device is a kind of point-to-point fiber transmission  rack device that developed based on special large scale integrated circuits of PDH fiber transmission in our company. It is with perfect alarm function that conclude a 360-channels phone convergence card.It can use 12 piece of 30 channels phones business card simultaneously in the Machine frame and 360-channels phones (optional),1~4 E1 and 1~4 100M linear Ethernet ports and SNMP Network management.it Provide back up power which make sure complete working function, high integration, low consumption, stable performance and convenient usage.
1.2 Characters
Ø  Base on IC of independence intellectual property rights；
Ø  Standard Machine frame design;
Ø  1-360channel phone /1~4channel E1/1~4 channel 100M ETH /SNMPNetwork management【Configure optional】;
Ø  Can control the opposite alarm status【Network management function】；
Ø  E1 is conformed to G.703, adopts full digital clock recovery and smooth phase lock technology；
Ø  Ethernet is 10M/100M，full/half duplex adaptive, support VLAN【Description when ordering】；
Ø  ETH support Auto-MDIX；
Ø  1-360 channels phone, support call indication；
Ø  Support each site puts the number to each other；
Ø  Audio ports support FXO and FXS，FXO connected with switches，FXS with users’ phone；
Ø  Can distinguish the opposite device is shut down or fiber not connected well when testing lost optical signal【Network management function】；
Ø  User can become conscious of the temperature and voltage of the local device【Network management function】；
Ø  User can become conscious of the temperature and voltage of the opposite device , and can set the alarm threshold of the remote device’s temperature;【Network management function；
Ø  Power supply：AC220V、DC-48V/DC24V etc；
Ø  More than 0~120km no relay transmission distance。
Chapter 2 Parameters and Index
2.1 Parameters
n  Fiber Interface
Wavelength:                   Single mode 1310nm/1550nm
                   Multiple mode 850nm/1310nm (optional)
Fiber core NO.:       Double core or single core for option(optional)
Sending consumption:       -9dBm/-5dBm
Transmitting range:      0-50km/120km(optional)
Receiving sensitivity:           ≤-36dBm (BER
Optical code：                 scrambling NRZ code
Connector：           SC/FC/ST (optional)
 
n  E1  interface
Standard:              conforms to G.703 standard.
Coding:                HDB3
Interface rate:    2.048Mbps±50ppm
Impedance:          75Ω (unbalanced)/120Ω(balanced)
Connector:           DB37/BNC
Jitter Performance: according to G.742 and G.823
Allowed attenuation：0~6dBm
 
n  10/100Base-T port
Rate：           10M/100M，full/half duplex auto-adaptable
Protocol:         supports IEEE 802.3，IEEE 802.1Q(VLAN)
MAC address:     can learn 4096 MAC address
Physical interface:  RJ45, supports AUTO-MDIX (twisted cable and straight cable auto-adaptable)
 
n  FXS Telephone Port
Ring voltage:              75V
Ring frequency:            25HZ
2 line input impedance:      600Ω (hanging off)
Wastage:                  40db
 
n  FXO Exchange Port
Ring detecting voltage:       35V
Ring detecting frequency:     17HZ-60HZ
2 line input impedance:       600Ω (hanging off)
Wastage:                   40db
 
n  Magnet call phone port
Ring detecting voltage： 90V
2 line input impedance： 600Ω（hanging off）
Wastage：            40 dB
Balance degree：       70 dB
2.2 Dimension
19 inch rack:482mm(W)*420mm(L)*304mm(H)
2.3 Power supply
DC power supply：DC-48V，error range -36V~-72V；
DC power supply：DC-24V，error range -18V~-36V；
 AC power supply：AC220V±20%，50HZ
2.4 Operation Condition
Operating temperature：        0°C~50°C
Storing temperature：         -40°C~+70°C
Relative humidity:：             95 %
 Without disturbance of erosive and solvent gas, raising dust or strong magnetic field.
2.5 Power consumption
Machine power consumption：               ≤300W