Zyxel-communications Multi-service Access Platform MSAP2000 Instrukcja Użytkownika Pobierz pdf (Strona 154)

7. Product Specification

MSAP2000 Technical Manual V3.0 7-47

FXS Specification

Microprocessor Samsung S3F441FX

Flash ROM Flash (256KB)

Hardware

RAM SRAM (8kB)

Analog Voice Module Capacity 16 Ports Voice

Interface Coding

Impedance

ITU-T G.771 A-Law or µ-Law

2-Wire 900 Ω (other Impedance

specifications are software

selectable)

DC Loop Voltage -42VDC~-56VDC

DC Loop Current <20mA

Loop Resistance 1200Ω (includes telephone

resistance)

Link Performance Complies with ITU-T G.712 and

CHT ME 2401-4

Dial Supports DTMF and DP

Ring Detection 20Hz, up to 105 Vrms (17Hz,

25Hz, or 50Hz. Ring

Frequency is software

selectable)

Tip-Ring Reversal Polarity Guard functions

provided

Voice Signaling CAS or CCS

Anti-Lightening and Over-Voltage

Protection

ITU-T K.20/K.21

IEC 61000-4-5 Class 2 or FCC

Part 68

Test Interface Two sets are provided for each

channel, for external and facility

testing

Input Power -48VDC~-56VDC

-24V nominal (for short haul)

-48VDC + 75VrmsAC

5VDC/1.2A

Power

Consumption

14.97W@25°C (16 channels

fully loaded)

Environment Operation Temperature and

0°C to +60°C

Humidity Up to 95% relative humidity

Storage Temperature and -10°C to +80°C

Humidity Up to 95% relative humidity

Height 213 ± 1mm

Width 18 ± 1mm

Depth 257 ± 1mm

Dimension

Weight 450 ± 2 g

EMI CNS 13438 or CISPR 22

ESD IEC 61000-4-2 Class 1

1 2 ... 149 150 151 152 153 154 155 156 157 158 159 ... 242 243

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