Elsner KNX S1R-B4 compact – KNX Blinds & Shutters Actuator

Compact multifunctional KNX actuator with integrated façade control. Its potential-free output drives one 230 V drive (blind, awning, shutter, window) or two switchable devices, and it offers four binary inputs.

• Output: Potential-free multifunctional output for 1 drive (Up/Down) or 2 devices (On/Off); 250 V AC, 4 A, motor 600 VA
• Inputs: 4 binary inputs, e.g. for push-buttons or zero position sensors
• Automation: Shade control with slat adjustment by sun position, position feedback, 16 scenes, master–slave locking
• Priorities: Blocking objects and alarms with priorities (e.g. wind block), manual/automatic priority
• Mounting: Compact design for installation in a flush-mounted box
• Dimensions: 53 mm diameter × 24 mm
• Power supply: KNX bus, 30 V DC SELV, 12 mA (25 mA with 2 relays energised)
• Manufacturer reference: 70550

Need help choosing compatible Elsner devices or programming the system? Virasmart in Riga provides KNX design, supply, programming and commissioning — contact our engineers.

Official Elsner product page