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RM/S3.1 ABB Room Master Advanced Unit 12-Inputs 8-Outputs for Modern Residential and Office Automation KNX

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RM/S3.1 ABB Room Master Advanced Unit 12-Inputs 8-Outputs for Modern Residential and Office Automation KNX

Model Number : RM/S3.1

Packaging Details : Original Case

Operatingspeed : 0.1 seconds per operation

Delivery Time : 7 Days

Installation : DIN-rail mounting

Material : Fire-resistant ABS plastic

Protection : Electrical isolation between segments

Payment Terms : T/T,Western Union

Load Capacity : 250VA per channel

Certification : CE

MOQ : 1

Brand Name : ABB

Number Of Channels : 24 Independent Channels

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RM/S3.1 ABB Room Master Advanced Unit 12-Inputs 8-Outputs for Modern Residential and Office Automation KNX

Product Overview

The RM/S3.1 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/S3.1 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.

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

Technical Specifications

Product Model	RM/S3.1
Product Range	ABB i-bus® KNX System
Communication Protocol	Standard KNX TP1 (S-Mode / PL-Link compatible)
Interface Configuration & Channels	12 Inputs, 8 Outputs with Shutter logic
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	Optimized for small apartments, status feedback, scene recall
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

Ideal for medium-density apartments, the RM/S3.1 manages essential room loads. Its integrated scene logic enables "Master OFF" functions to enhance energy efficiency upon leaving.

Modern residential building automation
Office and commercial space control systems
Hospitality environment room management
Energy-efficient building operations
Scene-based lighting and climate control

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RM/S3.1 ABB Room Master Advanced Unit 12-Inputs 8-Outputs for Modern Residential and Office Automation KNX

RM/S3.1 ABB Room Master Advanced Unit 12-Inputs 8-Outputs for Modern Residential and Office Automation KNX

ABB Room Master KNX switch actuator

KNX switch actuator 12-inputs 8-outputs

modern residential KNX automation switch actuator

RM/S3.1 ABB Room Master Advanced Unit 12-Inputs 8-Outputs for Modern Residential and Office Automation KNX Images