TFCCH8ST144AC

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Snap Action, Limit Switches are devices that contain a spring-loaded actuator that is operated when it reaches a certain preset physical limit, where it then quickly returns to its original position after the action took place. A popular example is the TFCCH8ST144AC, which is a type of transverse-travel limit switch.

The TFCCH8ST144AC is a universal limit switch that is designed to detect the end of travel or limit of a part in a variety of industrial applications. This limit switch is commonly used for controlling or indicating the position of moving parts of machines. It comprises a metal enclosure containing contacts and an actuator that can be manually operated or actuated by the movement of an operator.

In terms of its application fields, the TFCCH8ST144AC is mainly used for controlling operations such as turning machinery on or off, sensing the end of a conveyor belt, or opening a door. It is particularly suitable for high-precision applications, has a small size, is reliable, and requires very little effort to operate. In addition, this limit switch can also be used in harsh environments since its housing is IP67-rated, making it dust-proof and waterproof.

The TFCCH8ST144AC features single-pole, double throw (SPDT) contacts that can be easily wired and rewired, allowing flexibility in applications. The switch is also rated for 15A resistive load and comes with an assortment of actuators, including pin plunger, roller lever, and lever arm. Its operating parameters range from 10A 250 VAC and 10A 30 VDC.

The working principle of the TFCCH8ST144AC is based on the operation of the plunger and lever, which are two components of the switch that are used to disengage and engage the contacts. When the actuator is moved within its specified limits, the lever is either pushed or pulled. This cause the plunger to lift a pallet off the base, which then engages or disengages the contact heads. When the actuator is returned to its original position, the plunger reseats itself and locking the contact positions, completing the operation and resetting the limit switch to its original configuration.

In conclusion, the TFCCH8ST144AC is a high-precision limit switch that is widely used in applications that require precise action and response time. Its SPDT contacts are manageable and provide flexibility and versatility to a variety of applications. The switch also has a rating for 15A at 250VAC and 10A at 30VDC, making it suitable for a range of applications. Furthermore, its IP67 rating ensures excellent protection against dust and water, and its operating principle is based on the plunger and lever for engagement and disengagement of contacts.

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