PM4HW-H-AC240VSW

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Time Delay Relays (also known as TD Relays) are electrical components designed to provide specific functions with a given delay after an electrical signal is applied. The PM4HW-H-AC240VSW is a time delay relay typically used in industrial automation applications. It is an electromechanical component designed to provide electrical time delay functions for specific purposes. The PM4HW-H-AC240VSW is suitable for use in industries such as agriculture, engineering, manufacturing, and construction.

The PM4HW-H-AC240VSW features a switched, auto-reset capability and operates in a DC or AC voltage range (with a minimum and maximum voltage set by the application). The PM4HW-H-AC240VSW offers an adjustable time delay and can be adjusted from 0.1 to 10 seconds. It also includes an LED indicator to show when current is being triggered or the time delay is in progress.

The PM4HW-H-AC240VSW is typically used for applications where time delay is necessary for safety or control. It can be used to delay starting or restarting of machinery, to avoid motor overloads, to control the timing of door or gate openings, and to interlock multiple stages of manufacturing. It can also be used to shut off or start a pump in an industrial process, and to control the speed of a process at certain times.

The working principle of the PM4HW-H-AC240VSW is simple, yet effective. When power is applied to the relay, the timer mechanism begins to count down the predetermined time (set by the user). Upon reaching the set time, an internal switch is activated, causing the relay to be energized and applying a signal to the output. The output signal can be used to control the machinery or equipment that the relay is connected to.

The PM4HW-H-AC240VSW is a robust and reliable time delay relay and is suitable for use in harsh industrial environments. It is designed for easy installation and user operation and is UL (Underwriters Laboratories) listed for safety. The PM4HW-H-AC240VSW is available in both a single- and a two-contact configuration and can be operated at both 120V and 240V AC.

The PM4HW-H-AC240VSW is an ideal and cost-effective solution for applications that require a time delay relay. It offers a range of time delay settings, making it suitable for a wide range of applications. It is easy to install and operate and is designed to deliver reliable performance, even under harsh industrial conditions.

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