
Allicdata Part #: | KRDB421-ND |
Manufacturer Part#: |
KRDB421 |
Price: | $ 50.74 |
Product Category: | Industrial Controls |
Manufacturer: | Littelfuse Inc. |
Short Description: | RELAY TIME DELAY D.O.B. |
More Detail: | Time Delay Relay Delay |
DataSheet: | ![]() |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free by exemption / RoHS Compliant |
1 +: | $ 46.12230 |
Series: | * |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
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Time Delay Relays are extremely versatile and useful components used in a number of electrical circuits and systems. A specific type of relay, the KRDB-421, is based off of a microcontroller and operates via pulse counting techniques. This particular relay is exceedingly reliable and easy to use, and can be found occupying a variety of roles in anywhere from the simplest of circuits to highly complex systems or motor controller panels.
In its most basic use, the KRDB-421 is capable of controlling start and stop times, the opening and closing of contacts, and the interruption of circuits. It is also capable of controlling pulse width and frequency, making it a popular choice when adjustable timing is desired. For example, the KRDB-421 can be utilized in combination with a photoflash to precisely regulate the timing of a flash. The relay can also be used with a stepper motor, or to switch on multiple applications in quick succession.
The KRDB-421 is typically used in industrial and commercial applications, such as motor control, automotive and ships machinery, traffic light control systems, override controls, and control of pumps, valves, and fans. It is even used in telecommunications and data communications. With its ability to precisely measure time intervals, the relay is also used in specialized automation systems to help operators respond to specific conditions in a timely fashion.
The KRDB-421 is equipped with two digital inputs and two signal outputs, allowing for complex control signals and accessory equipment to be connected. The digital inputs, most of which operate on 24V direct current, enable the relay to control various external equipment or machines from a single source. This enables operators to ensure their systems are running precisely.
The KRDB-421’s pulse counting techniques are based on a simple yet reliable design. During operation, the relay monitors its two digital inputs and accumulates the pulse count by counting the number of pulses registered within the time intervals. This allows the relay to make accurate calculations and calculations quickly and accurately. The sophisticated pulse-counting techniques allow the relay to control start and stop times, pulse width and frequency, and control inputs.
The primary advantages of the KRDB-421 are its accuracy, reliability, and flexibility. From hardware to software, the relay is designed to be an extremely reliable and accurate device. It has a wide range of working environments, from home utility control panels to industrial motor controllers. With its ability to switch on multiple applications in quick succession, the relay is ideal for situations that require short, precise control times.
The KRDB-421 is not only reliable, but it is also very easy to use. As the relay is based on a microcontroller, it is controlled with simple commands that can be configured with either a personal computer or an appropriate programmer. This makes the KRDB-421 a very intuitive and convenient device.
Overall, the KRDB-421 Time Delay Relay is a practical, reliable, and tech-savvy component that can be used in a wide range of applications. Its pulse-counting techniques enable it to monitor multiple digital inputs and accurately control both start and stop times, making it ideal for applications that require quick response times and precise control. With its ability to control multiple applications in quick succession, the KRDB-421 can help to ensure that operators can respond to conditions in a timely fashion.
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