FXS FXO POTS E&M Voice Optical Multiplexer

8E1+2Eth+1~32(FXO/FXS/RS232/V35/E&M/G64K) Optical Multiplexer

GENERAL INFORMATION：
PCM-300 optical multiplexer uses fiber optical as transmission medium, providing the customer 2 lines 100Mb/s Ethernet data accession, 8 lines E1 (2Mb/s) transmission channel and 32 lines common interface(including FXO, FXS, 2 lines audio frequency, 4 lines audio frequency, 2 lines E&M, 4 lines E&M, RS422, RS485, magnet telephone, hot line, V.35, 64 Kbit/s co-directional data interface, and so on), the customer can assemble the user interface from 1 to 32 lines freely. This device meets the customer’s needs for traditional narrowband service and popular broadband service .

PRODUCT CHARACTER:
a) Diversified interfaces for broadband and narrowband multi-service accession;
b) Provides2 lines 100Mb/s Ethernet interface, 8 lines E1 interface and 32 lines optional customer interface;
c) Voice interface supports caller ID function;
d) Perfect status showing function for convenient maintenance and management;
e) Small size, attractive appearance, easy to install and operate it.

Technical Parameters:
Optical Fiber Interface
Interface types： FC/SC, single/multiple mode, single/dual fiber optional
Transmission distance：10/30/50 kilometers optional
Lightening power：≥-8dBm
Receive sensitivity：≤-36dBm

E1 interface
Interface standard: Conforms to G.703 standard
Interface rate: N×64Kbps, N:1～31
Code: HDB3
Interface impedance: 75A (unbalanced), 120A (balanced)
Connecter: BNC (75 A), RJ45 (120 A)
Vibration characteristic: Satisfies G.742 and G.823 standard
Clock type: internal-clock, line clock

FXS phone port
Ring voltage：75V
Ring frequency：25HZ
Two line input impedance：600A(hanging off)
Wastage：40 db

FXO switch port
Ring test voltage：35V
Ring test frequency：17HZ-60HZ
Two line input impedance：600A(hanging-off)
Wastage：40 db

2W/4W audio or 2W/4W E&M interface
Impedance:200Ω+680Ω||0.1μF
4 lines AD gain:14 dB(tunable)
4 lines DA gain:-2 dB(tunable)
4 lines AD frequency characteristic:-0.2 - +0.2dB
2 lines AD frequency characteristic:-0.2 - +0.2dB
2 lines DA frequency characteristic:-0.2 - +0.2dB
Return loss:40dB
Degree of balance:70dB
Mutual module rejection ratio:70dB
Power rejection ratio:30dB
Spare channel noise:≥65dB
Loop impedance:600Ω

V.35 interface
Interface type: V.35 synchronous
Velocity: N×64Kb/s (N =1~15)
Clock mode: DCE

100Base_T interface
Port number: 2 channels
interface type：100Base-T
transmission speed：100Mpbs
protocol：link layer bridging

RS232 interface
Speed：≤19.2kbps auto-negotiation
Mode：Asynchronous Receiver/Transmitter
Physical Interface: RJ45 jack

RS232 Synch interface
Interface type:V.24 asynchronous (simplex, duplex is optional)
Rate:4800bps, 9600bps,19200bps, optional
Clock mode:DCE, DTE, optional

Power supply
--- -48VDC, 220VAC ( with adapter)

Operating condition:
--- temperature-40℃ ～ +70℃Humidity95%

Dimension:
--- 42.8cm × 21.6cm × 4.8cm (can be mounted on 19 inch standard cabinet)

Typical Application: