PM3RD

Current:	20mA
Features:	--
Ingress Protection:	--
Termination Style:	--
Viewing Angle:	40°
Wavelength - Peak:	700nm
Millicandela Rating:	2mcd
Lens Style/Size:	Round with Domed Top, 3mm (T-1)
Panel Cutout Dimensions:	0.16" (4.06mm)
Panel Cutout Shape:	Round
Series:	PM3
Voltage:	2.1V
Ratings:	Vf (Typ), If (Max)
Lens Transparency:	Diffused
Lens Color:	Red
Lamp Color:	Red
Moisture Sensitivity Level (MSL):	--
Type:	LED
Lead Free Status / RoHS Status:	--
Part Status:	Active

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Introduction to PM3RD Application Field and Working PrinciplePM3RD application field and working principle cover a range of industrial applications. Through the use of a variety of panel indicators, pilot lights and alarm systems, this system can provide visual or audible warnings of impending danger.Panel IndicatorsPanel Indicators are designed for application in hazardous areas where the presence of combustible material or dusts is a danger. Panel Indicators are used to display process conditions, operational status, and provide early warning signals of process failure. These devices can detect temperature, pressure, flow rate, current, voltage, and other process signals. The most commonly used Panel Indicators include thermal indicators and optical indicators. Thermal Indicators are typically a circular display element with a needle that registers different temperature levels by expanding or contracting with the temperature changes. A typical thermal indicator also includes a physical stop that prevents the needle from rotating past a certain point. Optical Indicators are devices that use a light source to indicate various measurements or process conditions. These devices come in a variety of styles, from analog-style displays to multi-colored LEDs.Pilot LightsPilot Lights are devices that provide a visual indication of conditions or events, and are typically used in hazardous areas where combustible materials are present. Pilot Lights typically include a light bulb or LED illuminated by a voltage that is applied when a trigger event occurs. This trigger event is usually a parameter, such as temperature, pressure, current, or voltage, that has reached a certain level.The most common Pilot Lights are incandescent bulbs with adjustable light intensity, LED lamps with manual or automatic brightness levels, and linear barred lamps that flash along the length of the bar.Alarm SystemsAlarm Systems are indispensable in hazardous areas as a way to provide a warning of imminent danger. Alarm Systems typically include an audible and/or visual component to alert personnel of hazardous conditions before they become catastrophic. The most common types of Alarm Systems are sounders, flashlights, and fixed displays. Sounders are generally used for audible warnings in hazardous areas. They typically feature a compact size, low current draw, and operate on a wide voltage range. Sounders have adjustable sound levels, a variety of mounting arrangements, and can be customized with different sound levels, depending on the application.Flashlights can be used for both audible and visual warnings. Flashlights typically feature adjustable brightness levels and have a wide range of colors and patterns available. Flashlights are usually mounted on a wall and can be triggered remotely.Fixed displays are used to provide both audible and visual warnings and are generally used in hazardous areas where combustible materials may be present. Fixed displays typically include a siren or light signal, and can be triggered by a remote device or manually.ConclusionPanel Indicators, Pilot Lights, and Alarm Systems are essential components of a system designed to protect personnel and equipment in hazardous areas. By providing accurate and reliable visual and audible warnings of potential danger, personnel can take immediate action and reduce the risk of harm or damage.

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