www.raisecom.com
User Manual
1
Chapter 1
Product Overview
1.1
Overview
RC831-120/120-BL is a stand-alone single-optical-port PDH multiplexer independently developed
by Raisecom Technology Co., Ltd. RC831-120/120-BL is a fiber transmission device aiming at
network access market. The height of the device is 1U. It can transmit at most 4 lines of E1 data on 1
line of fiber and realize local as well as remote network management at the same time.
1.2
Function Features
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Local and remote device manageable
In support of SNMP network management
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Indication for both local and remote site alarms
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Remote device power-off detection and alarm notification
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ALS function is supported to effectively control the output of optical signal in no connection
status
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At most 4 E1 interfaces working at 2048Kbps transparent transmission mode
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Local and remote loopback testing function makes fault removal easier
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Power consumption < 10W, and stable and reliable operation is guaranteed.
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Adopt grand-scale ASIC chip
Low power consumption
4-layer circuit board design guarantees high reliability.
1.3
Ordering information
Device Model
Description
RC831-120-M
Stand-alone device, 4 75
Ω
unbalanced E1 interfaces (BNC), 1
optical interface, dual-strand, multi-mode, transmission distance
0~2km, single power supply, AC or DC power supply
RC831-120-S1
Stand-alone device, 4 75
Ω
unbalanced E1 interfaces (BNC), 1
optical interface, dual-strand, single-mode, transmission distance
0~25km, single power supply, AC or DC power supply
RC831-120-S2
Stand-alone device, 4 75
Ω
unbalanced E1 interfaces (BNC), 1
optical interface, dual-strand, single-mode, transmission distance
10~60km, single power supply, AC or DC power supply
RC831-120-S3
Stand-alone device, 4 75
Ω
unbalanced E1 interfaces (BNC), 1
optical interface, dual-strand, single-mode, transmission distance
15~120km, single power supply, AC or DC power supply
RC831-120-SS13
Stand-alone device, 4 75
Ω
unbalanced E1 interfaces (BNC), 1
optical interface, single-strand, two-wavelength, optical interface
