16FXO/FXS+4E1+4FE+4*RS232/422/485 Fiber Multiplexer

This product provides 16 channels telephone, 4 channels E1 interface, 4 channels 10/100M Ethernet interface (Wire Speed 100M) and 4 expansion interface. 4-channel Ethernet interfaces are switch interfaces, which can support VLAN. 4 expansion interface can be used as the transmission channel of RS232/RS485/RS422 asynchronous data, voice signal, 2/4 line E&M audio signal, switch signal, and Ethernet signal (Bandwidth 2M). It is very flexible.

● Based on self-copyright IC;

● E1 interface complies with G.703, and adopts digital clock recovery and smooth phase-lock technology;

● Support FXO/FXS, EM2/4 audio, Magnet telephone Interface, FXO port docking with program-controlled switchboard and FXS port connected to the user’s telephone;

● 1~16channel Voice access, it supports caller ID feature and reverse polarity billing functions;

● Support various sites’ mutual number allocation function;

● It provides 4 expansion interfaces, you can extend 4-channel asynchronous data, such as RS232/RS485/RS422/Manchester code; 4- channel voice, 8-channel switch or 2/4 line audio, and so on;

● Ethernet interface supports 10/100M, half/full duplex auto-adaptable, and supports VLAN;

● 4-channel Ethernet interface is switch interface, supports VLAN, and can be set to 4 channel logical isolation;

● Ethernet interface can support AUTO-MDIX (crossed line and straightly connected line self-adaptable)

● Telephone interface with lightning protection, lightning reached IEC61000-4-5 Short circuit current wave 8 / 20μs,the peak output voltage 6KV open standards;

● The transmission distance is up to 2-120Km without interruption;

● AC 220V, DC-48V, DC24V can be optional

● Fiber

Optical port：1 , 2

Optical Fiber: Single/Dual fiber

Fiber interface: FC/SC/ST/LC(SFP)

Wavelength：850nm/1310nm Multimode；1310nm/1550nm Single mode

Relay-free transmission distance: 20~120Km

Typical transmit power:

Single mode1310/1550nm：≥-9dB

Multimode850nm：-18dBm

Multimode1310nm: -25dBm

Receive sensitivity range：-28dBm~- 40dBm

Physical Interface: RJ45 Support Auto-MDIX

● 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

● Ethernet Interface(10/100M)

Interface rate: 10/100 Mbps, half/full duplex auto-negotiation

Interface Standard: Compatible with IEEE 802.3, IEEE 802.1Q (VLAN)

MAC Address Capability: 4096

Connector: RJ45, support Auto-MDIX

● FXS Phone Interface

Ring voltage: 75V

Ring frequency: 25HZ

Two-line Impedance: 600 Ohm (pick up)

Return loss: 40 dB

● FXO Switch Interface

Ring detect voltage: 35V

Ring detection frequency: 17HZ-60HZ

Two-line Impedance: 600 Ohm (pick up)

Return loss: 40 dB

● EM 2/4 Line

AD: 0dB

DA: -3.5dB

2/4-line Impedance: 600 Ohm

Return loss: 20 dB

● 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)