Westell E90-311090 Network Interface Unit Module

Description:

The Westell E90-311090 DS1 Network Interface Unit Module is used in telecommunications and digital signal transmission systems for DS1/T1 network interface applications. Commonly installed in carrier communication systems, telecom infrastructure environments, and network transmission equipment, this network interface unit module is designed to provide reliable DS1 signal management and network monitoring performance in demanding telecom operations. Maintenance teams and telecom technicians use this network interface unit module for replacement, retrofit, and communication system maintenance.

Applications:

The Westell E90-311090 DS1 Network Interface Unit Module is designed for telecommunications and DS1/T1 network communication applications. It is commonly used in telecom repeater systems, carrier network installations, and communication infrastructure environments requiring DS1 network interface and signal monitoring operation.

Technical Specifications:

• Manufacturer Part Number (MPN): E90-311090
• Product Type: DS1 Network Interface Unit Module
• Brand: Westell
• Module Type: DS1 NIU
• Communication Type: DS1 / T1 Network Interface
• Mounting Type: 200 Mechanics Plug-In Module
• Interface Port: DB9 RS-232 Craft Interface
• Signal Monitoring: Performance Monitoring Support
• Loopback Features: Remote and Local Loopback
• Test Functions: Test Pattern Generator and Signal Monitoring
• Application: Telecom and carrier communication systems
• Function: DS1 signal management and network interface operation
• Suitable For: Telecom infrastructure and carrier networks
• Usage: Replacement and telecom system maintenance

Common Replacements:

• Westell A90-311560 DS1 NIU-PM Module
• Westell B90-311440 T1 NIU Performance Monitor
• Westell C90-311072 DS1 NIU Module