RM/S1.1 ABB Room Master Basic Unit 12-Inputs 4-Outputs for Integrated Hotel and Apartment Control KNX

Product Summary
RM/S1.1 ABB Room Master Basic Unit 12-Inputs 4-Outputs for Integrated Hotel and Apartment Control KNX Product Overview The RM/S1.1 is a high-performance modular component of the ABB i-bus® KNX building automation system, engineered to deliver exceptional reliability, energy efficiency, and ...
Basic Properties
Place of Origin: EU
Brand Name: ABB
Certification: CE
Model Number: RM/S1.1
Trading Properties
Minimum Order Quantity: 1
Payment Terms: T/T,Western Union
Product Description
RM/S1.1 ABB Room Master Basic Unit 12-Inputs 4-Outputs for Integrated Hotel and Apartment Control KNX
Product Overview

The RM/S1.1 is a high-performance modular component of the ABB i-bus® KNX building automation system, engineered to deliver exceptional reliability, energy efficiency, and operational scalability for modern intelligent infrastructure.

As part of the globally recognized KNX Module range, this device represents the integration of advanced engineering standards with high-durability hardware, ensuring seamless coordination of critical building services such as lighting control, climate management, and system monitoring.

Engineered for DIN-rail or decentralized installation, the RM/S1.1 enables building operators to implement modular control architectures that reduce energy overhead and enhance occupant comfort. Built with sustainable, halogen-free materials and future-ready firmware, this device is a fundamental building block for high-performance infrastructure projects targeting LEED, WELL, and Green Premium certifications.

It is specifically engineered for 24/7 mission-critical operations in high-end commercial, hospitality, and residential environments.

Technical Specifications
Product Model RM/S1.1
Product Range ABB i-bus® KNX System
Communication Protocol Standard KNX TP1 (S-Mode / PL-Link compatible)
Interface Configuration & Channels 12 Inputs, 4 Switch outputs, 2 Shutter pairs
Rated Operating Voltage 230 V AC / KNX Bus
Control Power Supply Bus-powered via KNX line (DC 24-30 V SELV) or external auxiliary supply
Functional Logic & Sensing Centralized room logic, multifunctional I/O mapping, DIN-rail mount
Network Topology Support Supports standard star, daisy-chain, and branch-based bus architectures
Wiring Interface Industrial-grade maintenance-free PUSH-IN or industrial screw terminals
Installation Method Standard DIN Rail TH35 (EN 60715) or dedicated mounting interface
Operating Temperature -5°C to +45°C (standard indoor operational range)
Ingress Protection IP20 (Indoor mounting environments)
Material Quality Halogen-free, Flame-retardant industrial grade polycarbonate
Certifications CE Marked, RoHS, REACH, KNX Certified, Green Premium, BTL Listed
Application Scenarios
The RM/S1.1 is the cost-effective hub for student housing. It manages lighting and blinds from one module, reducing panel space and installation costs significantly.
Product Details
Protection: Electrical Isolation Between Segments
Channel Configuration: 16 Independent Control Channels
Controlmethod: Electrical And Manual Override
Installation Type: Wall-mounted Or Embedded
Indicator Function: Power, Signal Transmission
Rated Load Specification: 4 Channels * 250V AC / 20A
Protocol: KNX Building Automation System

Ms. Nora

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