**Somfy SDN 0-10V Interface V2 – Professional BMS Integration Solution**
The **Somfy SDN 0-10V Interface V2** bridges **building management systems** and **Somfy RTS motors**, enabling advanced control of shading systems via standard 0-10V signals.
### **Key Features:**
- **0-10V Input** – Connects to BMS/PLC systems (8 channels)
- **RTS Output** – Controls up to 8 Somfy RTS motor groups
- **DIN-Rail Mount** – Easy installation in electrical cabinets
- **230V AC Power** – Direct mains connection
- **LED Status Indicators** – Per-channel operation visibility
- **Configurable Channels** – Independent or grouped control
- **Dry Contact Input** – Additional control flexibility
### **Technical Specifications:**
- **Input Voltage:** 0-10V DC (10kΩ impedance)
- **Output Protocol:** RTS (Radio Technology Somfy)
- **Power Supply:** 230V AC ±10%, 50/60Hz
- **Dimensions:** 90 × 70 × 60mm (DIN rail)
- **Operating Temp:** -20°C to +60°C
### **Ideal For:**
✔ Commercial building automation
✔ Hotel room control systems
✔ KNX/DALI/BACnet integrations
✔ Centralized shading management
**Upgrade to professional-grade BMS shading control!**
*(Word count: ~150)*
---
**Why Choose This Interface?**
- **Plug-and-Play** – No programming required
- **Scalable** – Combine multiple units
- **Future-Proof** – Works with all RTS motors
*(Additional word count: ~30)*
**Somfy SDN 0-10V Interface V2 – Technical Specifications**
### **Electrical Specifications:**
- **Input Channels:** 8 × 0-10V DC
- **Input Impedance:** 10kΩ per channel
- **Voltage Tolerance:** ±0.5V accuracy
- **Sampling Rate:** 100ms per channel
- **Output Protocol:** RTS (Radio Technology Somfy)
- **Frequency:** 433.42 MHz (EU) / 868 MHz (regional)
- **Range:** Up to 30m to motors (with clear line-of-sight)
- **Power Supply:**
- **Voltage:** 230V AC ±10%
- **Frequency:** 50/60Hz
- **Consumption:** 15W max
- **Protection:** 1A fuse (replaceable)
### **Control & Connectivity:**
- **Dry Contact Inputs:** 2 × opto-isolated (24V DC max)
- **LED Indicators:**
- Power (green)
- Per-channel status (bi-color)
- **DIP Switches:** Channel addressing (1-8)
- **Configuration:**
- Individual or grouped channel control
- Travel limit adjustment via voltage thresholds
### **Mechanical Specifications:**
- **Dimensions:** 90 × 70 × 60mm (W×H×D)
- **Mounting:** Standard 35mm DIN rail (EN 60715)
- **Weight:** 450g
- **Enclosure Material:** Flame-retardant PC/ABS
- **Terminals:** Screw clamp (0.2–2.5mm²)
### **Environmental Ratings:**
- **Operating Temperature:** -20°C to +60°C
- **Storage Temperature:** -30°C to +70°C
- **Humidity:** 20–90% RH (non-condensing)
- **IP Rating:** IP20 (indoor use only)
### **Certifications & Compliance:**
- **CE Marked**
- **RoHS 3 Compliant**
- **RED 2014/53/EU**
- **EN 60730-1 Safety Standard**
- **EN 61000-6 EMC Standards**
### **Compatibility:**
- **Motors:** All Somfy RTS receivers
- **Controllers:**
- 0-10V BMS/PLC systems
- KNX/DALI/BACnet (via gateways)
- Manual switches (via dry contacts)
### **Package Includes:**
1 × SDN Interface V2 unit
1 × DIN rail clip
2 × Mounting screws
1 × Quick start guide
*(Word count: ~300)*
**Installation Notes:**
1. Requires professional installation by qualified electrician
2. Maintain 10cm clearance for heat dissipation
3. Group addressing allows synchronized control of multiple motors
4. Not for outdoor use – install in protected electrical cabinet
**Performance Notes:**
- 1-1V = 0-100% motor travel (configurable)
- 0.5V hysteresis prevents motor chatter
- RF transmission repeats 3x for reliability
