L59UD-R12-W Optoelectronics

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Panel Indicators, Pilot Lights and other forms of electromechanical display devices have long been used in a wide variety of circuits and systems for a variety of reasons. One particularly useful indicator is the L59UD-R12-W. This display device is especially designed to assist with circuit and system debugging.

The L59UD-R12-W display is a low-cost, surface mountable indicator that connects directly to the AC power voltage. It is usually used to indicate the presence or absence of AC current. The indicator can also be used in both high and low voltage applications. It is also designed to be compatible with most types of circuit boards.

The L59UD-R12-W emergency indicator is unique among panel illuminating devices in that it features an added “emergency” function. It has two levels of LED indication: a low-level indicating the presence of AC power and a high-level indicating an emergency backup power failure. This feature makes the device an excellent choice for a variety of applications in both industrial and commercial settings.

The L59UD-R12-W display uses a highly-efficient, thin film technology to produce uniform lighting with a wide viewing angle. This makes it ideal for use in portable or stationary applications. The device can also be mounted in any direction. The device is UL listed and meets all applicable UL and International Safety Standards.

The L59UD-R12-W\'s working principle is quite simple. When AC power is present, a current travels between the terminal pins and LED, activating the indicator. When the AC power is removed, the current is stopped, resulting in the indicator turning off. Additionally, the emergency backup power supply trips the indicator off when the power is removed. The device is designed to maintain a constant, bright level of illumination, even when the supply voltage is fluctuating.

The L59UD-R12-W is a reliable indicator that is suitable for many different applications. It is commonly used in industrial and architectural applications as a low/high voltage indicator. It is also used in residential homes to monitor the power status of main appliances and to provide emergency lighting in the event of a power cut. Additionally, it is also used to indicate malfunctioning electrical equipment, circuit failures, and even non-functioning machinery.

In conclusion, the L59UD-R12-W display is a highly reliable and versatile indicator that is well suited for a variety of applications. It features a strong housing and an efficient lighting source, which makes it a great choice for both indoor and outdoor usage. Additionally, its emergency back-up function makes it an ideal choice for emergency power failure monitoring. The device is also UL approved and conforms to all applicable safety standards, making it a reliable and economical choice for any application.

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