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VCL-MX, Version 5
12 E1 Voice and Data Multiplexer

Technical Specifications
 

VCL-MX - Home Page
VCL-MX - Version 5
Ordering Information
Product Brochure
VCL-MX Version 1
VCL-MX Version 2
VCL-MX Version 3

VCL-MX Version 4

 

 

E1 Interface
2Wire / 4Wire Voice Interface
Low Speed Data Interface RS232
G.703 @ 64 Kbps
Sub-Rate Multiplexer
BRI ISDN
iDSL - ISDN DSL
Protection
Clock
Management Interface
"n X 64" Data Interface Type: V.35
"n X 64" Data Interface Type: V.36
"n X 64" Data Interface Type: X.21
"n X 64" Data Interface Type: RS530
"n X 64" Data Interface Type: 10baseT Bridge
"n X 64" Data Interface Type: 10baseT Router
Environmental
Power Supply

E1 Interface (Main Link)
 
Number of E1 Interfaces 12
Conformity (Electrical) G.703
Frame Structure As per ITU (CCITT) G.704
Signaling Channel Associated Signaling
PCM Sampling Rate 8000 Samples / sec
Encoding Law    A Law as per ITU (CCITT)
Bit Rate 2048 Kbps ± 50 ppm
Code HDB3
Nominal Impedance 120 W balanced / 75 W unbalanced (75 W option)
Peak Voltage of a mark
For 120
W Balanced interface
75
W Unbalanced interface

3.0 V ± 0.3 V
2.37 V ± 0.237 V
Peak Voltage of a space
for 120
W Balanced interface
75
W Unbalanced interface

0 V ± 0.237 V
0 V ± 0.3 V
Nominal Pulse Width 244 ns
Pulse Mask As per ITU (CCITT) Rec. G.703
Output Jitter < 0.05 UI (in the frequency range of 20Hz to 100 KHz)
Permissible Attenuation 6 dB at 1 MHz
Return Loss at:                    
51.2 KHz to 102.4 KHz
102.4 KHz to 2048KHz
2048KHz to 3072 KHz

> 12dB
> 18dB
> 14dB
Jitter Tolerance As per ITU (CCITT) G.823
Loss and recovery of frame alignment As per clause 3 of ITU (CCITT) G.732
Loss and recovery of multiframe alignment As per clause 5.2 of ITU (CCITT) G.732

2 Wire / 4 Wire - Voice Frequency Interface(s)

Number of Channels per Card 2
Interface Type FXO, FXS, 2W / 4W E&M
Maximum Number of Channels 30
Transmission performance Fully Compliant to ITU (CCITT) G.712 specification
Line Impedance                     600 W (900 W optional)
Voice Channel Frequency 300Hz-3400Hz
Insertion Loss -2.0dB Nominal (User adjustable)
Idle Channel Noise £-65dB
Return Loss 300Hz - 600Hz - ³12dB
600Hz - 3400Hz -
³15dB
Longitudinal Balance ³ 46dB between 300Hz to 3400Hz
Ring Frequency 25 Hz (20Hz, Optional)
Ring Voltage ³ 75 volts RMS into a load of 5 R.E.N. with a 0.30 Erlang traffic pattern
Subscriber Loop Current ³ 23mA into a subscriber loop of 1000 ohms
Overload Level +3.14dBm ± 0.5dBm
Battery Reversal All channels
Dial Pulse Speed 8 -12 pps - Pulse Dialing / DTMF Dialing

Low Speed Data Interface RS232

Interface RS232
Number of Interfaces per Card 2
Maximum Number 30
Conformity RS232
Mode Asynchronous
Bit Rate 50 bps to 19.2 Kbps
User Interface DCE
Character Length 5 / 6 / 7 / 8 (Auto-Select)
Stop Bits 1 / 1.5 / 2 (Auto-Select)
Parity Even / Odd / 0’s / 1’s / none (Auto-Select)

G.703 @ 64kbps, Synchronous Data Interface

Interface G.703@ 64 Kbps
Number of Interfaces per Card 2
Maximum Number 30, V.35, 64Kbits / sec. Interface
Conformity To (CCITT) Rec. G.703
Mode Synchronous, Co-directional
Bit Rate         64Kbps

Sub-Rate Multiplexer:- Optional Extra

Number of Interfaces per 64 Kbps channel 6
Interface RS232
Mode Asynchronous
Bit Rate         9.6Kbps, 8 bits 1 stop bit
Parity None

BRI ISDN 2B+D

"U" Interface Meets ANSI T1.601-1992 requirements
Line Rate 128 Kbits/s
Frame Format 2B+D as per CCITT Rec. 1.430
Line Code 2B1Q as per CCITT Rec.G.961
Accepted Line Attenuation 42dB at 40 Khz
Pulse Shape As per CCITT Rec.G.961
Multiplexer Emulation LT Emulation / NT Emulation (User Selectable)
Impedance 135 Ohms at 40KHz

iDSL - ISDN DSL Specifications

"U" Interface                     Meets ANSI T1.601-1992 requirements
Line Rate                     128 Kbits/s
Frame Format    2B as per CCITT Rec.1.430
Line Code       2B1Q as per CCITT Rec.G.961
Accepted Line Attenuation 42dB at 40 KHz
Pulse Shape   As per CCITT Rec.G.961
Multiplexer Emulation LT Emulation
Customer Premises Equipment NT Emulation   
Impedance 135 Ohms at 40KHz

Maximum Distance : 5KM (4 miles) on 0.5 mm twisted Pan. Distance may vary with cable gauge
For distance using various cable gauges please refer to chart below.

Distance in Kms. (Miles)

Data Rate
(Kbps)

Wire Gauge (AWG/mm)

19 (.9mm) 22 (.6mm) 24 (.5mm) 26 (.4mm)

128 / 144

17.4 (10.8) 11.6 (7.2) 8.1 (5.0) 5.5 (3.4)


High Speed Synchronous "n X 64" Data Interface Type: V.35

Interface V.35
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Maximum Number ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
Conformity V.35
Mode Synchronous
Bit Rate         64Kbps to 1984 Kbps
User Interface DCE

High Speed Synchronous "n X 64" Data Interface Type: V.36

Interface V.36
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Bandwidth ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
Conformity V.36
Mode Synchronous
Bit Rate         64Kbps to 1984 Kbps
User Interface DCE

High Speed Synchronous "n X 64" Data Interface Type: X.21

Interface X.21
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Bandwidth ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
Conformity X.21
Mode Synchronous
Bit Rate         64Kbps to 1984 Kbps
User Interface DCE

High Speed Synchronous "n X 64" Data Interface Type: RS530

Interface RS530
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Bandwidth ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
Conformity RS530
Mode Synchronous
Bit Rate         64Kbps to 1984 Kbps
User Interface DCE

High Speed Synchronous "n X 64" Data Interface Type: 10BaseT Ethernet Bridge

Interface 10BaseT (Bridge)
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Bandwidth ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
Conformity 10BaseT Ethernet Bridge
Mode Synchronous
Bit Rate         64Kbps to 1984 Kbps
User Interface DCE

High Speed Synchronous "n X 64" Data Interface Type: 10BaseT Ethernet Router

Interface 10BaseT (Router)
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Bandwidth ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
IP routing RIP-I, RIP-II, static routing, IP filters, BootP client and relay, DHCP relay
IPQoS Bandwidth management (CBR, VBR), Priortization (6 levels), RTP auto detection, DiffServ/TOS support
Bandwidth Optimization SW Compression (optional), MLPPP and Bandwidth on Demand, Connection on Demand and IPX spoofing
Interoperability PPP
Supported RFCs 1058, 1213, 1315, 1332, 1334, 1389, 1471, 1472, 1473, 1474, 1490, 1493, 1519, 1542, 1573, 1604, 1631, 1638, 1661, 1662, 1722, 1723, 1724, 1812, 1850, 1962, 1974, 1990

High Speed Synchronous  "n X 64" Data Interface Type: G.SHDSL

Interface G.SHDSL
Number of Interfaces per Card 1, ("N" X 64 Kbits / sec. per Card)
Bandwidth ("N" X 64 Kbits / sec. Interface maximum value of "N"=31) - User Selectable
Compliance ITU G.SHDSL (ITU-T / G.991.2) ETSI SDSL (ETSI TS 101 524)
Handshake ITU G.hs (ITU-T G.994.1)
Mode Synchronous
Bit Rate         64Kbps to 1984 Kbps (User Selectable)
User Interface LTU

Protection

Central Office Terminal and Remote Terminal are protected against power surges and transients occurring from lightning and electric induction as per CCITT Rec. Table I/K-20 towards line side.

Clock

Timing Options Internal Clock, Loop Timed Clock
Synchronization Sources  Internal Clock, External Clock, timing derive
from incoming HDB3 links (Loop Timed)
Default Option    Internal Clock

Management Interface

Local Management Interface
RS232, operating @ 9.6 Kbps CLI (text) based Interface, Hyper Terminal                      (VT-100 Emulation).

In-band Management Interface for Remote Terminals
RS232, operating @ 9.6 Kbps CLI (text) based Interface, Hyper Terminal                        (VT-100 Emulation).

Out-of-Band Management Interface - Optional
10 / 100 BaseT - User Assigned IP Address

Environmental

Temperature and Humidity 0°C to + 50°C, 90% R.H. (Non Condensing)
Altitude upto 9,000 feet

Power Supply

Input DC voltage     -48V DC ( nominal )
Range of input -40V to -60V DC
Output voltage +5V, -5V, filtered -48V ( for term. cards)
Full Load Output Current 8A at +5V, 0.5A at -5V
Input Voltage Reversal Protection Provided in the Card
Over Current Protection 10A for +5V, 0.5A for -5V
Short Circuit Protection Current limit - 6A. Recovers on removal of short
Efficiency at full load                    >86%
Ripple at full load                     <5mVrms
Spike at full load    <50mV
Power Consumption 21W - with all 30 Voice Circuits
50W (Worst - Case) - all data circuits.

Related Links

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Technical specifications are subject to change without notice.
All brand names and trademarks are the property of their respective owners.

 

VCL-MX Version 5, 12 E1 Voice and Data Multiplexer - Product Brochure (PDF)

VCL-MX Presentation (PPS)
Ordering Information
VCL-MX (Home Page)
VCL-MX, Version 1
VCL-MX, Version 2-STD (Standard Version)
VCL-MX, Version 2-DLX  (Deluxe Version)
VCL-MX, Version 3-STD (Standard Version)
VCL-MX, Version 3-DLX  (Deluxe Version)
VCL-MX, Version 4
VCL-MX, Version 6

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Groomers (Hi-Z Non-Instrusive Monitoring)

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Multiplexers and Channel Banks
Optical Transmission
E1, T1, E3, DS3, Ethernet Converters
APS (1+1) Automatic
Protection Switch
::   Application Diagram  ::
 
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Orion Telecom Networks, Inc.
20100, N 51st Ave, Suite B240,Glendale AZ 85308
Phone: +1 480-816-8672    Fax: +1 480-816-0115
E-Mail: sales@oriontelecom.com

Web Site: http://www.oriontelecom.com