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IDM 120N-GP Ultra-Broadband Integrated Service Optical Multiplexer

IDM 120N-GP Ultra-Broadband Integrated Service Optical Multiplexer

IDM 120N|Telephone Optical Terminal·📅UpdatedMay 12, 2026·✍️管理员

Provides 2 2.5G SFP optical interfaces with optical port 1+1 protection; provides 120 FXO/FXS interfaces as per standard definition; provides 2 independent wire-speed 1000M Ethernet interfaces; provides 4 groups of E1 interfaces supporting transparent transmission mode; features comprehensive function control switches and alarm indication functions. Features comprehensive function control switches and alarm indication functions; features concise and complete network management functions, enabling online real-time query and fault statistics management of the device.

I.  Overview

The IDM 120N-GP Ultra-Broadband Integrated Service Optical Multiplexer is one of the PCM integrated service transmission equipment series designed by our company using large-scale integrated circuits. This equipment utilizes standard optical fiber transmission channels (G.703 standard) and adopts the PCM30/31 format. It provides dual-fiber mutual backup and directly offers multiple user interfaces including 64K service interfaces, wire-speed 1000M Ethernet, and E1. Meanwhile, the equipment features easy installation and is suitable for various application environment requirements.

II. Product Features

II.  Product Features

Ø         Standard 19-inch 3U chassis architecture for easy installation;

Ø         Provides 2 2.5G SFP optical interfaces with optical port 1+1 protection;

Ø         Provides 120 FXO/FXS interfaces as per standard definition;

Ø         Provides 2 independent wire-speed 1000M Ethernet interfaces;

Ø         Provides 4 groups of E1 interfaces supporting transparent transmission mode;

Ø         Features comprehensive function control switches and alarm indication functions.

 

III. Technical SpecificationsIDM 120N-GP ultra-broadband integrated service optical multiplexer 02

III.  Technical Specifications

Optical Interface

Interface Type

SFP

Fiber Mode

Single-mode (Multi-mode optional)

Fiber Rate

2.5Gbps

Wavelength

1310nm/1550nm

Transmit Power

-1~-3dBm

Receiver Sensitivity

Better than -24dBm

E1 Interface

Line Rate

2048Kbps

Line Code

HDB3

Standard Protocol

Supports ITU-T G.703

Impedance

75Ω

Frame Structure

PCM30/31

Mode

Transparent Transmission

Ethernet

Interface Type

RJ45

Transmission Rate

10M/100M/1000M

Standard Protocol

Supports IEEE802.3

Operating Mode

Full/Half Duplex/Auto-negotiation

FXO/FXS Interface

Audio Range

300Hz~3400Hz

Impedance

Triple Complex Impedance 200Ω+560Ω//0.1μF

Compression Rate

A-law in ITU G.711

Loop Current

25mA/channel

Power Supply and Consumption

Power Supply Mode

DC-48V /AC 220V/Dual Power Supply

Total Power Consumption

≤100W

Environmental Conditions

Operating Temperature

0ºC~40ºC

Humidity

≤90% (Non-condensing)

IV.  Typical Applications

IV. Typical Applications

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