VAV compact controller GDB181.1e/3 from Siemens

is designed for ventilation systems with variable or fixed airflow. The device combines the precise difference in different differences, a damper operator and digital air volume controller in one unit. The nominal torque of this controller is 5 Nm and the damper rotation angle can be adjusted mechanically between 1 and 2 degrees. Also, in DC 2… 10 V functionality, it also has mandatory closure. This device is presented as a pre -cable with a 1.5 meter connection cable.