SQN70, 71... Electric actuators, namely servo motors, are used for damper control or air/fuel ratio control of medium and small fuel or gas burners.
Running time 4.0S-30S, holding torque 0.7...1.3 Nm. Cam control, gear clutch. Internal and external position indication, equipped with terminal and auxiliary switch for easy adjustment.
SQN70.. rotate counterclockwise, SQN71.. rotate clockwise.
Connect with P-PI or PID controller, such as RWF40... Directly connect different types of combustion controllers, such as LOA.., LMO..., LMG... or LFL...
Structural features
Actuator housing-composed of pressure-resistant and heat-resistant plastic shell. Color: SQN70, SQN71 white, SQN74, SQN75 black gray.
Driving motor: Bidirectional rotating synchronous motor
Screw terminal
Maintenance-free gear mechanism with clutch device
Built-in positioning mark
Limit switch and auxiliary switch for easy adjustment
IC circuit
Cam contact adjustment
Use adjustable cam.
The scale on the side of the cam indicates the angle of the cam contact.
The cam can be adjusted manually or with a special wrench or similar tool attached.
