GSDB03S3

Snap Action, Limit Switches: GSDB03S3 Application Field and Working Principle

Snap action, limit switches are electromechanical devices that are used to detect the position of an object or machine part. GSDB03S3 is a type of snap action, limit switch from the Digi-Key portfolio. It is mainly used in medical, consumer and industrial equipment, primarily for position sensing in factory automation and process control applications.

The GSDB03S3 snap action, limit switch contains a pair of movable contacts or blades for closing or opening an electrical circuit when the switch is activated. It features a wide operating temperature range and sealed body design with no external mountings. The switch contacts are protected from environmental contaminants and can be used in an automated process with no user intervention.

The GSDB03S3 has a mechanical operating force between 8 oz and 10 oz, depending on the actuating lever setting, and an operating travel of 0.297″ (7.54 mm). It can be used with a maximum operating temperature of 85°C (185°F). The contact rating for the GSDB03S3 is rated for 10 mA/24Vdc at 1,000 operations. The switching life of the GSDB03S3 is typically 500,000 cycles.

The working principle of the GSDB03S3 snap action, limit switch is based on a simple mechanical action. When an external force is applied to the switch’s lever, it causes the contact blades within the switch to close or open, completing or breaking an electrical circuit, respectively. This action is reversible, so the same lever can open or close the circuit depending on which way it’s pushed. This makes it easy to set up multiple switching stages in an automation process.

The GSDB03S3 is a cost-effective, reliable and durable solution for a wide range of applications including position sensing, process control and factory automation. Its sealing body design makes it suitable for use in harsh environments, and its long service life allows for minimal maintenance costs. The GSDB03S3 is widely used in medical equipment, consumer electronics and industrial applications.