RAD Data Vmux-110 Manual de usuario descargar pdf (Pagina 5)

Vmu

x

-110

Voice Trunking Gatewa

y

• Signaling

Signaling methods: EIA RS-464

loop-start

DC impedance:

Off-Hook:

100Ω at 100 mA feed,

230Ω at 25 mA feed

On-Hook: above 1 MΩ

Ring detector:

Impedance: 20 kΩ @ 20 Hz,

70 VRMS

Detection: >20 VRMS, 17–25 Hz

No detection: <5 VRMS

Dialing: DTMF or pulse

• Connectors

4-port version: RJ-12 per channel

8-port version: DB-25 connector

convertible to 8 x RJ-12

connectors via adaptor cable (see

Ordering)

E&M Analog Voice Ports

• Number of Ports

4 or 8

• Analog Parameters

ITU-T standards: G.713, 2-wire or

4-wire for voice and signaling.

Nominal level: 0 dBm

Nominal impedance: 600Ω

Return loss (300 to 3400 Hz):

better than 20 dB

Frequency response (Ref: 1020 Hz):

300 to 3000 Hz: ±0.5 dB

250 to 3400 Hz: ±1.1 dB

Level adjustment, soft selectable:

TX: +5 dBm to -7 dBm

RX: +2 dBm to -17 dBm

Steps: 1 dB (±0.5 dB), nominal

Signal to total distortion, G.712,

G.713 method 2:

0 to -30 dBm0: better than 33 dB

+3 to -45 dBm0: better than 22 dB

Idle channel noise: better than

-70 dBm0 (+20 dBrnc)

• Signaling

Signaling type (software-selectable):

EIA RS-464 Types I, II, III, and V

(British Telecom SSDC5)

software-selectable per four

channels

Signaling voltage:-12 to -60 VDC

Pulse dial distortion: ±2 msec max

• Connectors

4-port version: RJ-45 per channel

8-port version: 68-pin SCSI

connector convertible to 8 x RJ-45

connectors via adaptor cable (see

Ordering)

CONTROL PORT

• Standards

RS-232/V.24 (DCE)

• Data Rate

9.6, 19.2, 38.4, 57.6 or

115.2 kbps

• Connector

RJ-45

GENERAL

• Diagnostics



Ethernet Ports:

Performance monitoring, LAN

statistics, PING



E1/T1 Voice Ports:

Local and remote loops on

entire E1/T1

Tone injection per timeslot

towards local side



FXS/FXO/E&M Voice Ports:

Remote loops per channel

Tone injection per channel

towards local and remote side

statistics, PING

• Indicators

PWR (green) – On when power is

on

ETH (green) – On when Ethernet

line is O.K.

ALM (red) – On when alarm is

present in the system

• Physical

Height: 4.3 cm/1.7 in

Width: 21.5 cm/8.5 in

Depth: 23.7 cm/9.3 in

Weight: 2.0 kg/4.4 lb

Figure 2. Data and Compressed Digital/Analog Voice over Satellite Link

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