Chapter 2 Technical Specifications; Technical Specifications Of E1 Interface; Technical Specifications Of The Optical Interface; Power Supply - Raisecom RC831-60-FV35 Series User Manual

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2.1 Technical specifications of E1 interface

2.2 Technical specifications of the optical interface

Optical Wavelength
transceiver (nm)
M 1310
S1 1310
S2 1310
S3 1550
SS13 1310
SS15 1550
SS23 1310
SS25 1550
Note: The transmission distance in the table indicates the maximal transmission distance in typical optical
fiber condition. The transmission distance that can be realized depends on the factual status of the network.

2.3 Power supply

AC power supply
or:

Chapter 2 Technical Specifications

Bit rate: 2048Kbps±50ppm
Coding: HDB3
Interface type: BNC, RJ-45
Interface impedance: 75Ω unbalanced interface, 120 Ω balanced interface
Physical characteristic: comply with ITU-T G.703 recommendations
Transfer characteristic: comply with ITU-T G.823 recommendations
Jitter tolerance: comply with ITU-T G.823 recommendations
Bit rate: 150Mbps
Line coding: scrambled NRZ
Interface type: SC interface (FC interface made to order)
Optical transmission parameter: different optical transceivers have different optical interface
parameters, please see the table below.
Transmitting Optical
Power (dBm)
-20 ~ -14
-15 ~ -8
-5 ~ 0
-5 ~ 0
-12 ~ -3
-12 ~ -3
-5 ~ 0
-5 ~ 0
Voltage: 220V
Allowance: 175 ~ 265V
Frequency: 50Hz
Overload Extinction
(dBm) Ratio (dB)
> -14 > 8.2
> -8 > 8.2
> -8 > 8.2
> -10 > 10
> -8 > 8.2
> -8 > 8.2
> -8 > 8.2
> -8 > 8.2
User Manual
Receiving Transmission
Sensibility (dBm) Distance (Km)
< -28 0 ~ 2
< -34 0 ~ 25
< -34 10 ~ 60
< -36 15 ~ 120
< -30 0 ~ 25
< -30 0 ~ 25
< -32 10 ~ 50
< -32 10 ~ 50
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