ABB IO/S8.6.1.1 Product Description
The ABB IO/S8.6.1.1 is a high-capacity 8-channel binary I/O actuator of the ABB i-bus® KNX smart building control system, equipped with MDRC (Multi-Device Remote Control) functionality. ABB IO/S8.6.1.1 is engineered for large-scale binary input/output control in smart buildings, featuring 8 independent programmable channels with 6A switching capacity per channel, enabling flexible ETS-programmed linkage between dry/floating contact inputs and relay outputs. As a key KNX bus device, it seamlessly connects traditional physical switches, motion sensors and other binary signal devices with lighting, small electrical loads and auxiliary equipment, realizing centralized, automated and remote control of multi-zone loads. With a compact DIN-rail mounting design, IP20 protection, screwless KNX bus connection and dual power supply, it ensures easy installation, stable 24/7 operation in cabinet environments and high compatibility with KNX systems, making it an ideal high-density binary control solution for medium and large commercial, residential and industrial smart building projects.
ABB IO/S8.6.1.1 Technical Specifications
| Parameter |
Details |
| Model Number |
IO/S8.6.1.1 |
| Product Type |
ABB i-bus® KNX 8-fold binary I/O actuator (MDRC-enabled) |
| Channel Quantity |
8 independent programmable binary input/output channels |
| Max Switching Capacity |
6A per channel (230V AC, resistive load) |
| Input Signal Type |
Dry contact, floating contact (2-wire binary digital signal) |
| Output Signal Type |
Normally open (NO) relay output, binary on/off switch control |
| Core Functions |
MDRC multi-device remote control, ETS 5/6 programmable I/O linkage, bus-independent manual test mode, status feedback |
| KNX Compatibility |
KNX TP1 (Twisted Pair), compliant with KNX 2.3 standard, BTL certified |
| Power Supply |
Dual power: KNX bus (21-32V DC, ≤10mA) + Mains (85-265V AC/110-240V DC, 50/60Hz) |
| Power Consumption |
≤5W (mains, standby); ≤12W (mains, full load) |
| Connection Mode |
Screwless push-in KNX bus terminal; Screw terminals for load/sensor wiring (0.5-2.5mm² flexible/single-core wire) |
| Protection Class |
IP20 (indoor electrical cabinet installation, dust-proof) |
| Installation Type |
35mm standard DIN-rail mounted (8 division units, net width 144mm) |
| Operating Temperature |
-5°C to +45°C (ambient, no condensation, max relative humidity 93%) |
| Storage Temperature |
-25°C to +70°C |
| Dimensions (W×H×D) |
144mm × 90mm × 64.5mm (standard KNX modular design) |
| Mechanical Life |
≥100,000 switching cycles per relay channel |
| Electrical Life |
≥10,000 switching cycles per channel (at max load) |
| Certifications |
CE, KNX BTL, RoHS compliant, IEC 61010-1, EN 50090 approved |
| Key Features |
8-channel high density, 6A stable switching, MDRC remote control, ETS programmable linkage, dual power supply, screwless KNX connection |
ABB IO/S8.6.1.1 Application Scenarios
1. Medium & Large Commercial Office Buildings
ABB IO/S8.6.1.1 Ideal for office towers, business parks and co-working spaces with multi-floor, multi-zone layout. Connects wall switches, motion/occupancy sensors with office lighting, ceiling fans, power sockets and partition control systems; supports ETS-programmed linkage such as "floor occupancy → zone lighting on", "after-hours → all non-essential loads off" and centralized BMS control, realizing efficient energy management and intelligent office environment control.
2. Large-Scale Retail & Hospitality Complexes
ABB IO/S8.6.1.1 Suitable for shopping malls, supermarkets, hotel resorts and banquet halls. Bridges customer flow sensors, door contact sensors, counter switches with display lighting, showcase power, aisle illumination and banquet hall auxiliary equipment; enables MDRC remote control and scene programming (e.g., "mall opening mode → all display lighting on", "guest check-in → room light/curtain/air conditioner on"), optimizing business service experience and energy efficiency.
3. High-End Residential Communities & Villas
ABB IO/S8.6.1.1 Applied in large residential quarters, luxury villa clusters and serviced apartments. Connects smart wall panels, motion sensors, window/door contacts with household lighting, courtyard irrigation, curtain motors, access control and community public area loads; supports personalized scene programming (e.g., "home mode → indoor light on + courtyard light off") and centralized property management of public area loads, meeting high-end smart living and community management needs.
4. Public Facilities & Municipal Buildings
ABB IO/S8.6.1.1 Used in schools, universities, hospitals, metro stations and public parking lots. Links emergency call buttons, motion sensors, fire alarm signals with emergency lighting, exit signs, corridor illumination and parking lot barrier motors; realizes safety-oriented linkage such as "emergency alarm → all emergency lighting on", "motion detected → parking lot zone light on" and complies with public facility safety and energy-saving operation standards.
5. Light Industrial & Logistics Warehouses
ABB IO/S8.6.1.1 Perfect for light production workshops, large logistics warehouses and distribution centers. Connects door limit sensors, forklift occupancy sensors, workshop switches with task lighting, warehouse zone lighting, exhaust fans and conveyor belt auxiliary power; supports automated control such as "warehouse door open → exhaust fan on", "no occupancy for 10mins → light off" and centralized scheduling of production/warehouse loads, improving operational safety and reducing energy waste.
6. Mixed-Use Developments & Smart Communities
ABB IO/S8.6.1.1 Serves as a core high-density binary control module for KNX systems in mixed-use towers (commercial + residential + office) and smart communities. Unifies control of commercial area display lighting, residential area home loads, office area working loads and community public facility equipment (street lamps, fountain, security lighting); supports centralized management via building BMS and MDRC remote control for different zones, realizing integrated and scalable smart building control for the whole complex/community.
