SDH/STM1 optical uplink

Optical Interface

2 STM-1 optical interfaces (1+1 supported)

Connector

SFP

Transmitting Range

S-1.1, L-1.1, L-1.2 Range from 1, 20, 40, 60, 80, 100 to 120 Km (74.5 miles)

WDM

Single fiber bi-directional (WDM) interface can be optionally supported

Protection

Supports 1+1 protection and Automatic Protect Switch (APS) with self-recovery time less than 50ms

E1 Interface

Standard

Compliance to ITU-T G.703

Line Code

HDB3

Impedance

balanced 120Ω or unbalanced 75Ω

Connector

BNC or RJ45/48

Data Rate

2048K bps

PCM signaling

ITU-T G.732 PCM30 or PCM31 standard. TS 16 as signaling time slot

Jitter and Wander

Meets G.823 and G.824 jitter and wander requirements for T1/E1 interface

FXS interface

Standard:

Compliance to ITU-T G.711

Ring Voltage

75V

Ring frequency

25HZ

Insert loss

-3 ±0.75 dB

Cross talk loss

<63.7 dB mop

Independence

600 Ohm

Frequency characteristic

300~3400 Hz (-0.6 ~ +3 dB)

Signaling

loop start

Echo loss

40 db

CMRR

70 dB

PWRR

30 dB

Isolation

1500 Vrms

Caller ID

Support

In-band Fax

Support for Group III fax

Thunder lightening

Thunder lightening protect circuit

FXO interface

Standard

Compliance to ITU-T G.711

Ring voltage detect threshold

35V

Ring frequency detect threshold

17 to 60Hz

Independence

600 Ohm

Echo loss

40 db

Isolation

1500 Vrms

Fast Ethernet Data

Ethernet Port

4 port IEEE 802.3 UTP

Bandwidth

100Mbps

Mode

Share or VLAN/Separate

802.1Q VLAN

Support

Other

Power Supply

-48V DC, +24VDC or 220V (110V) AC

Optional 1+1 power supply

AC+DC or DC+DC

Dimension (WxHxD)

440 × 44 ×138mm

Operating Temperature

-5°C to 60°C

Storage Temperature:

-20°C to 70°C

Relative Humidity:

5% to 90% non-condensing

Regulatory Approvals

ISO9001, CE, FCC, RoHS