CTC Union ETU01C Bedienungsanleitung PDF herunterladen (Seite 32)

G.703/64K co-directional card

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2-channels , Co-directional 64K interface

Interface type: ITU-T G.703/64K

Connector: RJ-45 x 2

Line code: Co-directional

Data rate: 64Kbps ± 100ppm x 2-channels

Line impedance: 120 ohm (balanced)

Frame mode: Unframed only

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Interface types

Connector

Line code

Data rate

Line impedance

Frame mode

G.703/64K, Co-directional

RJ45 x 2

ITU-T G.703/64K, Co-directional

64kpbs±100ppm x 2 channels

120 ohms

Unframed only

Specifications

E&M

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BD/GD wires are for battery and ground detection

E&M card provides 4 independent channels

E&M interface provides 1 pair of E and 1 pair of M

Each E&M can support Type I, II, III, IV or V

Loop current range is normally 5-30mA, 70mA max

Timeslot 16 complies with ITU-T G.711

TX / RX attenuation, and 2 / 4 wire operation

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Input level

Output level

Impedance

Return loss

Group delay

Total distortion

Channel cross-talk

Out-of-band Signal attenuation

Level not to exceed

Noise

Interface connector

0 to -16dBr, in 0.5dB steps

600 ohms, option

2-wire 300-600Hz: >12dB

2-wire 600-3400Hz: >15dB

4-wire 300-3400Hz: >20dB

2-wire @ -10dBm: < 750μ second

4-wire @ -10dBm: < 600μ second

According to ITU-T G223

Not exceed -65dB, 1020Hz@0dBm

[email protected]~72KHz

-50dBm

<-65dBm

RJ-45*4

Specifications

RS-232 card

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4-channels

Interface type: RS-232 (V.24)

Connector: HD62 female with appropriate cable adapter

Line code: NRZ

Data rate: Asynchronous mode <= 38.4Kbps (4-channels),

Synchronous mode = 19.2/38.4/64/128Kbps

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Interface

Connector

Line code

Data rate

RS232

HD62F with cable adapter

NRZ

3.84kbps x 4ch or 64/128kbps x 4ch

Specifications

Nx64 card

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2-channels , High speed data interface

Interface type: V35/RS-530/X.21/RS-449

Connector: HD68 female with appropriate cable adapter

Line code: NRZ

Data rate: N*64kbps, where N=1 to 31 in CCS

N=1 to 30 in CAS

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Interface types

Connector

Line code

Data rate

RS530, X.21, V.35, RS449, RS232

HD68F with cable adapter

NRZ

Nx64kbps

Specifications

FXS

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Provides 4 independent channels

Connects to standard telephones

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Connector

Impedance

Level Gain

Ring current Output

Frequency

Feeding voltage

Loop resistance

Connecting distance

Wire Gauge

Feeding working current

RJ45 x 4

600 ohms

On Tx side 0 dB On Rx side -3.5dB

75±15V

25±3Hz

-48

1800 ohms

up to 4km

0.4mm

20mA

Specifications

FXO

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Provides 4 independent channels

Connects directly to PSTN

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Connector

Impedance

Level Gain

Ring current impedance

Direct current resistance

Maximum direct current borne

RJ-45*4

600 ohms

On Tx side 0 dB On Rx side -3.5dB

> 7.5k ohms

< 300 ohms

> 70V

Specifications

E1 and Sub E1 module

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Single E1 or 1+1 E1 card (E1 and Sub-E1), provides unbalanced

BNC or balanced RJ45 connector

Each E1 loop provides clock to be used as system clock source

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Connectors

Framing Framed

CRC check

Bit rate

Line code

Line impedance

Relative receive level

Transmitter driver reach

Pulse amplitude

Zero amplitude

Transmit frequency

Tracking

External

Jitter performance

Compliance

BNC for unbalanced ; RJ-45 for balanced

Unframed / Framed CCS(PCM31) / CAS(PCM30)

CRC4 on/off

2.048Mbps±0 ppm

AMI / HDB3

75 ohm(BNC) / 120 ohm(DB-15, RJ-45)

0 to -43dB

1.5Km

Nominal 2.37V ±10% for 75ohm

Nominal 3.00V ±10% for 120ohm

±0.1V

Internal timing ±30 ppm

Recovery timing ±50 ppm

timing±100 ppm

According to ITU-T G.823

ITU G.703, G.704, G.706, G.732

Specifications

PDH Series

E1 Access Multiplexer

5-32

ETU02-MUX-Plus

www.ctcu.com

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