D3V-21G1-2C4A

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 are electromechanical devices used to horizontally, vertically or angularly position things. They are usually used in industrial and automotive applications to trigger certain events that occur when an operator or mechanic reaches the limit of an operation or when out of range values are detected. The most common uses of these devices include the triggering of an alarm, the starting, stopping and regulating of processes, and the overriding of manual control systems. The D3V-21G1-2C4A is a miniature snap action limit switch suitable for use in a range of applications, such as food preparation, medical instrumentation and controls, or industrial processing.

The snap-action mechanism of the D3V-21G1-2C4A is an actuating mechanism that, when properly operated, will react to all switch conditions within the specified range and repeatable accuracy, providing a reliable and robust switching action. It is designed such that, when the switch is activated, the device will rapidly snap open and then snap closed when released. This allows the switch to be operated at any predetermined maximum or minimum limit. The switch can be mounted with a screw, rivet or clip. The switch is held in a closed position until the switch is actuated, releasing a spring which then opens the switch and allows the electrical circuit to be completed.

The D3V-21G1-2C4A switch uses two different contacts, a normally open contact (NO) and a normally closed contact (NC). The NC contact is typically used for signal circuits, while the NO contact can be used for power circuits where a signal is not required. Both contacts are equipped with a sliding actuator or plunger so that when the switch is activated, the plunger is pushed down and the spring causes the contacts to open. The force required to open the contacts varies depending on the spring mechanism used, but typically it can be set to between 0.5 and 1.5 N.

The most common application field for the D3V-21G1-2C4A switch is industrial automation, in which it is used to detect and adjust the position of a device or to control charging systems. The advantages of using this switch include its compact size, low cost and high repeatability in a range of operational environments. The switch is also particularly suitable for applications in which temperature control is required, such as in the automotive and food industries. The switch can be programmed to react to ambient temperatures and to detect when the temperature exceeds certain limits.

Other application fields for the D3V-21G1-2C4A switch include medical instrumentation and control systems. In this case, the switch can be used to detect when a patient\'s vital signs exceed a predetermined limit, such as low oxygen levels, or an abnormally high heart rate. It can also be used to monitor the rate of medical infusion pumps, or to detect when a patient is out of range.

In addition to industrial and medical applications, the D3V-21G1-2C4A switch can be used in a range of other applications, such as in the production of computer hardware, surveillance systems, and audio equipment. This type of switch is also often used in home safety systems, such as in smoke detectors, where it can be used to detect when smoke has exceeded a certain level.

Overall, the D3V-21G1-2C4A switch is a general-purpose switch ideal for a wide range of applications. The snap-action mechanism allows the switch to react quickly and reliably when activated, while its small form factor and low cost make it an attractive option for a wide range of applications.

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