●Optical fiber
Optical port:1,2(1+1 optical backup)
Rate:3.125G
fiber: single fiber /dual fiber
Interface: FC/SC/ST/LC(SFP)
Wavelength:850nm/1310nm multi-mode;1310nm/1550nmsingle mode
Transmission distance without relay:20~120Km
Typical transmitting power:
Single mode1310/1550nm:≥-9dBm
Multi-mode 850nm:-18dBm
Multi-mode1310nm: -25dBm
range of receiving sensitivity:-28dBm~- 40dBm
●E1 interface
Interface: comply with G.703
Rate: 2048Kb/s±50ppm
Code type: HDB3
Impedance: unbalanced 75Ω/balanced 120Ω(the unbalanced will match coaxial interface adapter, can adopt to 75-2/3 coaxial cable)
Jitter feature: meet the G.742、G.823
Input allowed attenuation:0~6dBm;
●10/100M Ethernet interface
protocol: comply with IEEE 802.3, IEEE 802.1Q(VLAN)
Rate:10/100M self-adaptive, full/half duplex completely self-adaptive
MAC address capacity:4096 MAC addresses
Physical port:RJ45, support Auto-MDIX
●10/100/1000M Ethernet interface
Protocol: comply with IEEE 802.3ab, IEEE 802.3z
Rate:10/100/1000M self-adaptive, full/half duplex self-adaptive
MAC addresses capacity:4096 MAC addresses
Physical port: RJ45, support Auto-MDIX
●FXS user telephone interface
Ring voltage: 75V
Ring frequency: 25Hz
2 line input impedance:600Ω(pick up)
Return loss: 20dB
●FXO relay interface
Detect ring voltage:35V
Detect ring frequency:17Hz-60Hz
2 line input impedance:600Ω(pick up)
Return loss: 20 dB
●Magnet telephone interface
Ring voltage:75V
Ring frequency:25Hz
2 line input impedance:600Ω(摘机)
Return loss: 20dB
●Electric and machine feature
Power : AC180V~260V;DC–48V;DC+24V
(support dual power backup)
Power consumption: ≤5W
Outer structure:485(L)X200(W)X45(H)mm 19inches 1U rack
Weight: 3.8Kg/piece
●Environmental indicator
Working temperature:-10℃—+60℃
Storage temperature:-40℃—+85℃
Working humidity:0%—95%(no condensation)
MTBF: >100,000 hours