91-NWA12H-CAO

Current:	20mA
Features:	--
Ingress Protection:	--
Termination Style:	PC Pin
Viewing Angle:	30°
Wavelength - Peak:	592nm
Millicandela Rating:	7500mcd
Lens Style/Size:	Round with Flat Top
Panel Cutout Dimensions:	0.29" (7.37mm)
Panel Cutout Shape:	Round
Series:	90
Voltage:	12V
Ratings:	DC
Lens Transparency:	Clear
Lens Color:	Amber
Lamp Color:	Amber
Type:	LED
Lead Free Status / RoHS Status:	--
Part Status:	Active

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Panel Indicators, Pilot Lights

The 91-NWA12H-CAO is a type of panel indicator device, often referred to as a pilot light, that is designed to alert the user when a signal has been sent. The indicator uses a light-emitting diode (LED) to provide visual notification when connected to a specific circuit.

Structure:

The 91-NWA12H-CAO is typically installed in the panel of a device, such as a control panel that is hidden away behind a metallic sheet. The LED indicator is mounted flush against the panel surface, and is appropriately sized and shaped to prevent accidental contact. The LED typically has a cylindrical-style base with a ridge along the outer circumference. The LED is often equipped with a transparent diffuser to evenly disperse the light.

Circuitry:

The configuration of the 91-NWA12H-CAO is dependent on the application, as the pilot light may require a specific wiring setup if the circuit is complex. The LED is usually powered by a 110-volt or 220-volt AC line, although the light can be powered by DC if necessary. The LED is wired to the power supply via a series of wires housed in a wire harness. The wiring route is usually marked on the panel, allowing for quick and easy connection.

Function:

The purpose of the 91-NWA12H-CAO is to inform the user when a circuit has been activated. When the LED is illuminated, it indicates to the user that the circuit is powered and possibly a certain event has occurred. The light intensity of the LED can be increased or decreased to signify an important change in status or environment. For example, warning colors such as red or yellow may be used in conjunction with the LED to draw the user’s attention to a particular system notification. Conversely, the LED may be used to indicate a malfunction or system error.

Applications:

The 91-NWA12H-CAO can be used in a variety of different applications, from industrial control systems and proprietary networks to various types of consumer electronics. The LED can serve as a vital part of a system\'s warning architecture, allowing users to quickly ascertain the status of the circuit. The LED is also a particularly useful tool when trying to diagnose and troubleshoot a given system, as the indicator can help isolate a certain issue that may be occurring in the circuit.

Maintenance and Repair:

The 91-NWA12H-CAO is generally considered a low-maintenance device, as the LED does not require much by way of upkeep or repair. The LED should be periodically checked for dust or debris buildup, as a buildup can impair the indicator’s visibility. Additionally, if the LED is not illuminated when it should be, the wiring may need to be adjusted or replaced. In some cases, the LED may need to be replaced if it is no longer providing the expected brightness.

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