Modulating damper actuator for adjusting air dampers in ventilation and air-conditioning systems for building services installations 
			 
		
			• For air dampers up to approx. 4 m2
		
			• Torque 20 Nm
		
			• Nominal voltage AC/DC 24 V
		
			• Control: Modulating DC 0 ... 10 V
		
			• Position feedback DC 2 ... 10 V