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US/U 2.2 ABB Universal Interface 2-Fold Binary Input for Conventional Push-buttons and Sensors KNX

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US/U 2.2 ABB Universal Interface 2-Fold Binary Input for Conventional Push-buttons and Sensors KNX

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Model Number : US/U 2.2

Mountingtype : DIN rail

Payment Terms : T/T,Western Union

Moduletype : Input

Packaging Details : Original Case

Delivery Time : 7 Days

Type : Input Module

Brand Name : ABB

Input Current : Analog (0 ... 10 V / 4 ... 20 mA) 4

Certification : CE

Load Capacity : Max 100W per channel

MOQ : 1

Inputcurrent : 5 mA per channel

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US/U 2.2 ABB Universal Interface 2-Fold Binary Input for Conventional Push-buttons and Sensors KNX
Product Overview

The US/U 2.2 is a professional-grade component of the ABB i-bus® KNX smart building ecosystem, engineered to deliver exceptional reliability, energy efficiency, and operational scalability for modern intelligent infrastructure.

As part of the globally recognized Binary Input series, this device represents the convergence of high-performance hardware design and flexible software logic, ensuring seamless coordination across diverse building services including lighting, HVAC, and system maintenance.

Designed for DIN-rail or decentralized installation, the US/U 2.2 facilitates modular system architecture, allowing building operators to optimize environmental parameters and reduce energy overhead. Built with sustainable materials and future-ready technology, this device is a critical building block for achieving high-performance infrastructure standards such as LEED, BREEAM, and Green Premium.

Technical Specifications
Product Model US/U 2.2
Product Range ABB i-bus® KNX System
Communication Protocol Standard KNX TP1 (S-Mode / PL-Link compatible)
Interface Configuration 2 independent channels for scanning floating contacts
Rated Operating Voltage Bus-powered (DC 24 V SELV)
Power Supply Bus-powered via KNX line (DC 24-30 V SELV) or external auxiliary supply
Functional Elements Internal pulse generator for status scanning, Compact module for junction boxes
Network Topology Support Supports star, daisy-chain, and branch-based bus architectures
Wiring Interface Maintenance-free PUSH-IN or industrial screw terminals for secure field connectivity
Operating Temperature -5°C to +45°C (typical indoor operational range)
Housing Material Halogen-free, Flame-retardant industrial grade polycarbonate
Ingress Protection IP20 (Indoor installation environments)
Certifications CE Marked, RoHS, REACH, KNX Certified, BTL Listed, Green Premium
Application Scenarios
Commonly deployed in individual hotel guest rooms or residential bedrooms, the US/U 2.2 links a dual-gang light switch or a bedside lamp control to the KNX bus. This allows for simple, tactile user interaction with advanced automation scenes without the high cost of full smart keypad panels, making it a cost-effective standard for standard-tier hospitality projects.

Product Tags:

ABB Universal Interface KNX

      

2-Fold Binary Input KNX

      

Binary Input for Push-buttons

      
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US/U 2.2 ABB Universal Interface 2-Fold Binary Input for Conventional Push-buttons and Sensors KNX Images

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