IDM MUX180 Integrated Service Cross-Connect Multiplexer
The IDM MUX180 Integrated Service Cross-Connect Multiplexer is a comprehensive service multiplexing platform that integrates 64K narrowband service access, PCM multiplexing, 64K timeslot cross-connection, and SDH optical transmission. The IDM MUX180 is primarily used for service access and cross-connection at the access layer of data communication networks. It features complete synchronization and timing functions, providing up to 24 E1 channels with non-blocking 64K-level cross-connection, while supporting up to 180 channels of 64K services, including telephone, magneto telephone, common battery telephone, and V.24 data services.
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I. Introduction
The IDM MUX180 Integrated Service Cross-Connect Multiplexer is a comprehensive service multiplexing platform that integrates 64K narrowband service access, PCM multiplexing, 64K timeslot cross-connection, and SDH optical transmission.
The IDM MUX180 is primarily used for service access and cross-connection at the access layer of data communication networks. It features complete synchronization and timing functions, providing up to 24 E1 channels with non-blocking 64K-level cross-connection, while supporting up to 180 channels of 64K services, including telephone, magneto telephone, common battery telephone, and V.24 data services.
Figure 1 Front Panel Diagram of IDM MUX180
II. Product Features
Ø Adopts 19-inch standard 3U chassis with plug-in card design; provides 17 slots for 3U user cards;
Ø Two SFP-type STM-4/1 optical interfaces, supporting SDH ring and chain topologies, with 1+1 tributary channel protection;
Ø Provides 252×252 VC-12 level non-blocking cross-connection between TDM interface services, supporting unidirectional, bidirectional, and broadcast services;
Ø Provides up to 24 E1 channels with non-blocking 64K timeslot cross-connection;
Ø Supports access of up to 180 channels of 64K timeslot services;
Ø Provides 4 groups of physically isolated EoS Ethernet, each with configurable bandwidth of N×VC12 (N=1~50); each group also provides 1 reserved extended Ethernet port; works with the 8FE card to expand the number of extended Ethernet interfaces;
Ø Provides a 5-in-1 2-wire audio card: 3U-8MVOICE; each card provides 8 channels of 2-wire audio; each 2-wire audio channel can be configured as FXO/FXS/hotline/magneto/2100Hz magneto mode;
Ø Supports insertion of radar data access card, providing 4 channels of radar data service interfaces per card, supporting synchronous and asynchronous operating modes; in synchronous mode, transmission rates support 300bps/600bps/1.2kbps/2.4kbps/4.8kbps/9.6kbps/19.2kbps/38.4kbps/57.6kbps/64kbps/115.2kbps/128kbps; in asynchronous mode, the maximum transmission rate is 38.4kbps, with automatic adaptation for rates below 38.4kbps;
Ø Clock source can be selected from line clock, external clock (2Mbit/s or 2MHz), and free-running oscillation;
Ø Provides 17 user slots, compatible with multiple service cards, supporting access of voice and data services including PDH, E1, FXO/FXS, V.24/V.28/V.35, EM2/4, hotline telephone, magneto telephone, high-fidelity audio, X.50, and 10M/100M Ethernet;
Ø Supports insertion of 3UMPCONV user optical port expansion card and WG300 signaling switching card;
Ø Standard model provides a repeaterless transmission distance of 40 kilometers; custom configurations are available for distances exceeding this range;
Ø Provides Ethernet management channels based on DCC, E1, N*64K, and TCP/IP, with SNMP simple network management protocol support;
Ø DC -48V and AC 220V power supply, with optional DC+DC, AC+AC, AC+DC dual backup power configurations;
III. Technical Specifications
Optical Interface
Interface Type | SFP | Fiber Mode | Single-mode(Multi-mode optional) |
Tx/Rx Rate | 155.52Mbps/155.52Mbps | Tx/Rx Wavelength | 1310nm/1550nm |
Output Power | -12~-6dBm | Receiver Sensitivity | Better than-32dBm |
Transmission Distance | |||
E1 Interface
Bit Rate | 2.048Mbps | Line Code | HDB3 |
Standard Protocol | Supports ITU-T G.703 | Impedance | 75Ω/120Ω |
Frame Structure | PCM30/32 | Signaling | Channel-Associated Signaling |
Ethernet
Interface Type | RJ-45 | Transmission Rate | N×VC12 (N≤50) |
Standard Protocol | Supports IEEE802.3 | Operating Mode | Full/Half Duplex/Auto-Negotiation |
FXO, FXS Interfaces
Audio Range | 300Hz~3400Hz | Compression | A-law per ITU G.711 |
Impedance | Three-element complex impedance 200Ω+560Ω//0.1μF | Loop Current | 20mA/channel |
EM2/4 Line Interface
Audio Range | 300Hz~3400Hz | Impedance | Balanced600Ω |
Compression Rate | ITU G.711A-law | Return Loss | ≥18dB |
Magnetic Ring Interface
Audio Range | 300Hz~3400Hz | Impedance | Balanced600Ω |
Compression Rate | ITU G.711A-law | Return Loss | ≥18dB |
Radar Data Interface
Operating Mode | Asynchronous Mode | Synchronous Mode |
Transmission Rate | Supports a maximum transmission rate of 38.4kbps, with automatic adaptation for rates below 38.4kbps. | Supports 300bps/600bps/1.2kbps/2.4kbps/4.8kbps/9.6kbps/19.2kbps/38.4kbps/57.6kbps/64kbps/115.2kbps/128kbps. |
Electrical Characteristics | Complies with CCITT V.28 protocol | Complies with CCITT V.28 protocol |
V.35 Interface
Interface Type | RJ-45 | Electrical Characteristics | Compliant with ITU-T V.35 Recommendation |
Transmission Rate | n×64Kbps (n=0–31) | Terminal Interface | Compliant with ISO2593 specifications |
Power Supply and Power Consumption
Power Supply Mode | AC220V/DC- 48V | Total Power Consumption | ≤90W |
Environmental Conditions
Operating Temperature | -20oC ~+50oC | Relative Humidity | 0~95% (non-condensing) |
Product Dimensions
Length×Depth×Height | 482×309×132(mm) |
IV. Application Examples
Figure 2 Star Network Application Diagram
The IDM MUX180 can form a star network with other SDH equipment to provide users with telephone, data, IP, and video services.
