Sliding door automation WK120D

with rechargeable batterywith emergency exit functionmodular

Overview
Automation system for sliding doors offering smooth, precise and silent operation. Designed for continuous use in high-traffic commercial and public environments.

Applications
Aprimatic provides a complete range of automation solutions for sliding doors. WK120 is suitable for shops, supermarkets, offices and public buildings requiring reliable, heavy-duty automatic sliding doors.

Design and installation
Components are housed in compact extruded aluminium profiles with a clean aesthetic. Units are compact, easy to install and require minimal masonry or specialised labour. Intelligent electronic control reduces setup time and simplifies maintenance while ensuring safe operation.

WK120 specific description
Reversible single-motor automation for sliding doors. Rated for continuous operation (6 cycles/min). Capacities: single-wing up to 120 kg; two-wing up to 100 kg per wing. Reversible gearmotor with electronic pulse-width control and two-channel optical encoder for precise position and speed management. Power supplied via lamellar transformer. Control unit includes adaptive and safety functions such as:

• Self-learning of stroke length, door weight, braking and distances
• Automatic adaptation of operating parameters
• Optional emergency battery recharging

Materials / Finish
Attractive compact aluminium cover available in natural and silver anodised finishes.

TECHNICAL DATA
GENERAL FEATURES
Automation power supply: Single-phase 230 V AC ±10% – 50 Hz
Motor power supply: 24 V DC (lamellar transformer)
Accessory power supply: 24 V DC/AC
Operating temperature range: +5 °C to +40 °C
Installed power (max): 100 W

DIMENSIONS (mm)
Unit profile (HxD): 121 x 176 mm
Beam length: 2010 – 6010 mm
Passage span: 950 – 2950 mm

WING LOAD CAPACITY (kg)
Max load: 1 wing 120 kg; 2 wings 100 kg each

SPEED (cm/s)
Opening speed: 60 (1 wing) / 120 (2 wings)

DRIVE TRANSMISSION
Transmission: toothed belt (pitch 8)
Carriage type: 2 modular carriages, 3-wheel carriage per wing
Rolling: reinforced-nylon wheels

SELF-LEARNING FUNCTIONS
Automatic learning at power-on or after reset for:

• Opening stroke length
• Closing stroke length
• Wing weight
• Adaptive braking distances
• Opening and closing speeds

STANDARD FUNCTIONS
Selectable via key switch or keypad:

• Night lock
• Automatic two-way
• Automatic exit only
• Automatic entry only
• Fully open
• Partial opening
• Manual opening
• Pharmacy service opening
• Reset

EMERGENCY FUNCTION
Inputs and devices for emergency operation including emergency push-button, electric emergency opening device with battery and battery-powered emergency operation. Stop input available.

SAFETY FUNCTION
Input for safety photocell and adaptive obstacle detection.

ADJUSTABLE PARAMETERS
Opening speed, closing speed (65% opening speed via dipswitch), approaching speed, opening pause time, thrust force, electric lock delay, partial opening percentage.

DIAGNOSTICS
Identification and reporting of alarms and warnings for simplified maintenance.

ADDITIONAL FUNCTIONS (OPTIONAL)
Bistable electric lock with self-test, built-in emergency break-out opening, interlock function, manual release.

Notes
Reversible gearmotor with electronic pulse-width control and two-channel optical encoder ensures precise position and speed control. Engineered for continuous heavy traffic with simplified maintenance procedures.

Technical specifications

• Series / Model: WK120 (denomination: WK120D)
• Automation power supply: 230 V AC ±10% – 50 Hz
• Motor power supply: 24 V DC (lamellar transformer)
• Accessory power supply: 24 V DC/AC
• Operating temperature: +5 °C to +40 °C
• Installed power (max): 100 W
• Profile dimensions (HxD): 121 x 176 mm
• Beam length range: 2010 – 6010 mm
• Passage span range: 950 – 2950 mm
• Wing load: up to 120 kg (single wing) or 100 kg each (two wings)
• Opening speed: up to 60 cm/s (1 wing) / 120 cm/s (2 wings)
• Transmission: toothed belt (pitch 8)
• Carriage: 2 modular carriages, 3-wheel carriage per wing
• Rolling: reinforced-nylon wheels
• Continuous use rating: 6 cycles/min
• Self-learning, adaptive safety and diagnostics functions included
• Optional emergency battery operation and emergency break-out opening