Series:	*
Part Status:	Active

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

.

Snap Action, Limit Switches – D2HW-BL243M Application Field and Working Principle

Snap action, limit switches are widely used devices in both manual and automated production processes for sensing and responding to changes in position and operational environment. They are primarily used for monitoring the opening and closing of doors, controlling the flow of water, controlling the activation of motors, and providing data transfer for system control. The D2HW-BL243M from OMRON is one such limit switch variety. It comes with a useful range of features that make it suitable for use in multiple applications.

Principle of Operation

At the heart of the switch lies its actuator, which is a spring-loaded mechanism that works by sensing the pressure applied to it. When a specific level of pressure is applied the actuator triggers the switch, closing the contacts on either side of the switch. This closes the circuit and powers the connected device. Releasing the pressure on the actuator then deactivates the switch and opens the contacts. As the switch is spring-loaded, any variation in the external pressure acting on it will not be able to alter the sensitivity and accuracy of the switch.

Applications

With its low profile, the D2HW-BL243M is ideal for limited space requirements. The travel motion sensing range is also superior at 0.5-2.5mm, making it suitable for a range of uses. It is often employed in the manufacture of medical and computing devices as well as automotive switch applications. In monitored medical systems, the D2HW-BL243M can detect when a door is opened or a lid is lifted, and take the necessary actions in response. This could include halting certain operations until authorized personnel take over the system, or activating alarms and security systems if the wrong person accesses a chamber. In the field of computing and electronic devices, the switch can be employed to trigger Windows or Mac OS startup policies, restrict access to unauthorized users, and collect data during program execution. Similarly, the switch can be used to trigger the activation and deactivation of motors when a door or lid is opened or closed, which is widely used in the automotive industry. The switch also offers a wide range of additional features, such as a high current carrying capacity (1A/250V AC) and a wide temperature operating range (-25°C to +85°C). It operates at a voltage of 30V AC/DC and has an insulation resistance of 500 mΩ (at the same voltage). In addition, the D2HW-BL243M is designed for extended use and is capable of up to 200.000 operations.

Conclusion

The D2HW-BL243M limit switch from OMRON is a versatile and efficient product for use in a number of applications. Its spring-loaded actuator allows for consistent and accurate operation, while the numerous features make it suitable for different types of job. In addition, it is reasonably priced and offers excellent practicality. As a result, the switch is sure to be a popular choice among industry professionals and hobbyists alike.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description