Raisecom Technology Co., Ltd
5
3. Parameters
3.1. E1 Interface Specification
Bit
rate: 2048Kbps±50ppm
Line
code:
HDB3
Impedance of interface:
75
Ω
(unbalanced) or 120
Ω
(balanced)
Electrical characteristics:
complies with ITU-T G.703
Transfer characteristics:
complies with ITU-T G.823, G.724
Input jitter tolerance:
complies with ITU-T G.823, G.724
3.2. Optical Interface Specification
Bit
rate: 100Mbps
Line code:
4B5B
Fiber connector:
SC
Part Number
Connector
Type
Wavelength
(nm)
Launch
Power
(dBmW)
Receiving
Sensitivity
(dBmW)
Transmission
Distance
(Km)
Link Loss
(dB/Km)
RC802-240B-S1
DSC
1310
-15 ~ -8
-34
0 ~ 25
0.5
RC802-240B-S2
DSC
1310
-5 ~ 0
-34
10 ~ 60
0.5
RC802-240B-S3
DSC
1550/DFB
-5 ~ 0
-36
15 ~ 120
0.25
RC804-240B-S1
SC/PC
1310
-12 ~ -3
-30
0 ~ 25
0.5
RC804-240B-S2
SC/PC
1310
-5 ~ 0
-32
10 ~ 50
0.5
RC804 series are equipped with single strand dual-wavelength optical ports. The “1310nm”
is the TX wavelength, and the RX wavelength is “1550nm”
3.3. Ambience
Working temperature: 0 ~ 45
℃
Relative humidity:
≤
90% (25
℃
)