The ZS/S 1.1 is a high-performance modular component of the ABB i-bus® KNX building automation system, designed to provide exceptional reliability, energy efficiency, and operational scalability for modern intelligent infrastructure.

As part of the globally recognized System Components 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 wall mounting (model specific), the ZS/S 1.1 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.

• Product Model: ZS/S 1.1
• Product Range: ABB i-bus® KNX System
• Communication Protocol: Standard KNX TP1 (S-Mode / PL-Link compatible)
• Interface Configuration & Channels: Infrared interface for meter connection + KNX bus terminal
• Rated Operating Voltage: Bus-powered (DC 24-30 V SELV)
• Control Power Supply: Bus-powered via KNX line (DC 24-30 V SELV) or external auxiliary supply
• Functional Sensing & Logic: Real-time energy data logging, Status feedback, pulse conversion
• Network Topology: Supports standard star, daisy-chain, and branch-based bus architectures
• Wiring Interface: Industrial-grade maintenance-free PUSH-IN or screw terminals for secure connectivity
• Operating Temperature: -5°C to +45°C (standard indoor operational range)
• Ingress Protection: IP20 (Indoor mounting environments)
• Housing Material: Halogen-free, Flame-retardant Polycarbonate (UL 94 V-0)
• Certifications: CE Marked, RoHS, REACH, KNX Certified, Green Premium, BTL Listed