General
The SQN7 actuators are designed for positioning and driving air/gas dampers of oil burners, gas burners, and other ancillary equipment of small and medium heat capacity. They also offer load-dependent control of the amount of fuel and combustion air.
The controlling elements are controlled as follows depending on the current burner load:
- In connection with P, PI, or PID controllers, such as the RWF5
- Directly via the different types of burner controls, such as LAL, LOA, LME, LMO, LFL, LGB, LGK16, LOK16
- In connection with 1- or 2-wire control or 3-position controllers
Features
- Impact-proof and heat-resistant plastic housings
- Screw terminals for electrical connections
- Maintenance-free gear train, which can be disengaged
- Internal position indication
- Easy-to-adjust end and auxiliary switches for adjusting the switching points
- Integrated electronic circuits
Specifications
- Make: Siemens
- Model: SQN70.203R20BK
- Operating Time: 12s/90',
- Torque: 13 lb-in
- Power Supply: 220V 50Hz
- Rated Power: 6VA
- Rated Current: 1 A, 250V
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