2901490

Series:	ETD-BL-1T
Part Status:	Active
Lead Free Status / RoHS Status:	--
Relay Type:	Mechanical Relay
Function:	Repeat Cycle
Circuit:	SPDT (1 Form C)
Delay Time:	3 Sec ~ 300 Sec
Contact Rating @ Voltage:	6A @ 250VAC
Voltage - Supply:	24VDC
Mounting Type:	DIN Rail
Termination Style:	Spring Terminal
Timing Adjustment Method:	Screwdriver Slot
Timing Initiate Method:	Input Voltage

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Time Delay Relays

Time delay relays provide an efficient electronic solution to application requests involving time delays. They are available as solid-state, electromechanical, and hybrid versions. A time-delay relay is a combination of an electromechanical relay and a timing device, which uses a precise timer and electronic circuitry to delay the operation of the relay.The 2901490 applications and working principle of time delay relays are widely used in industrial, commercial, and residential systems, controlling various functions such as starting and stopping motors, controlling switches, activating alarms, opening and closing water valves, and controlling the operation of any system that requires a timed delay.Time delay relays are widely used for complicated logic control. They can be used to control sequential operations, based on predetermined time intervals. A timerrelay can be programmed to control sequencing, latching, and counting applications. Time delay relays can also be used in process automation as an auxiliary device for automatic control systems.Time delay relays usually consist of a control unit, a timer, and a relay switch. The timer is typically an electronic circuit that employs resistors, capacitors, and integrated circuits for the time delay operation. The relay is an electromagnetic component used to transfer a control signal.The general principle of operation of a time delay relay is based on the timer module. The timer module is used to generate a delay, upon the application of an electric control signal. This delay can be adjusted depending on the requirements of the system. Once the time delay is complete, the timer module generates a voltage or current, which is applied to the relay to actuate the output switch contact.The timer module in a time delay relay can be used to provide a wide range of time delays. These delays can be in increments of milliseconds, seconds, minutes, hours, days, weeks, months, or even years. The timer settings generally depend on the type of operation and the requirements of the system.Time delay relays are used in a variety of applications, including industrial, commercial, residential, automotive, and medical. They are especially useful in applications where an output signal must be activated after a predetermined amount of time has elapsed. Time delay relays are widely used for the timing of series of operations, such as the control of a system’s initiation, intermediate, and end stages.Time delay relays are reliable, durable, and easy to maintain. They are also cost-effective and energy-efficient, making them an ideal choice for operation in a variety of application fields. They are generally easy to install and are compatible with a variety of electrical control systems.

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