Zyxel-communications Multi-service Access Platform MSAP2000 Manual do Utilizador descarregar pdf (Página 163)

7. Product Specification

MSAP2000 Technical Manual V3.0 7-56

E&M Specification

Microprocessor Samsung S3F441FX

Flash ROM Flash (256KB)

Hardware

RAM SRAM (8kB)

Analog Voice Module Capacity 4 Channels

Interface Coding

Impedance

ITU-T G.771 A-Law or µ-Law

2-Wire/4Wire 600 Ω

Link Performance Complies with ITU-T G.712 and

CHT ME 2401-4

Level 2 wire:

Rev: -2 ~ -7.5 dBr

Tx: -16dBr

4 wire:

Rev: +7 ~ -16dBr

Tx: -16dBr

Adjustable Step 0.5dB 25Hz, or 50Hz. Ring

CAS Signal Undefined a, b, c, d, bit should

be set by the sequence of “1”,

“1”, “0”, “1”.

E&M Type TYPE V or TO

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

5VDC/1.2A

Power

Consumption

2W@25°C (8 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 400 ± 2 g

EMI CNS 13438 or CISPR 22

ESD IEC 61000-4-2 Class 1

1 2 ... 158 159 160 161 162 163 164 165 166 167 168 ... 242 243

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