The Allen-Bradley 2711-NL3 is a PanelView 600 component. This device is a backlight component that provides lighting to the display screen of the operator terminal, allowing the display screen, particularly the graphics to be visible. This backlight is a replacement unit as any PanelView 600 delivered comes with an internal backlight.

The 2711-NL3 is a Cold Cathode Fluorescent (CCF) Backlight replacement. This component is accessible by removing the access cover of the PanelView 600. Before installing this backlight, ensure that power is removed from the device. As this is an electronic component, electric shock and electric arcing may damage nearby components and personnel injury when this device is installed with active power. Additionally, proper electrostatic discharging must be observed to prevent damage to the component.

to install this component, open the access cover by loosening the Two (2) Phillips Captive Fasteners. Once removed, the access cover may be removed by swinging it out up to 900. Electronic components will be exposed once the access cover is removed. Avoid touching exposed components to avoid possible damage. Remove the internal Four (4) Phillips head-screws to completely uninstall the backlight. To install the backlight replacement 2711-NL3, reverse the procedure followed when removing the backlight. When tightening screws, apply 0.7…0.9 Nm (6…8 lb-in) Torque.

The 2711-NL3 contains Mercury. Observe proper isolation of the defective unit and perform environmentally safe disposal of the removed backlight. This device must be collected and separately disposed and properly delivered to the sorting facility. Avoid mixing the replaced backlight from ordinary items for disposal.

The unit also features the Cold Cathode Fluorescent (CCF) type of backlight which comes as a field replaceable light that can be functional for over 50,000 hours at 25 degrees Celsius. This backlight contains mercury. Therefore, when disposing of the element, it is necessary for the 2711-NL3 to be collected separately for safety. In addition, when carrying out any installation, repair, or servicing of the equipment, make sure to disconnect all the power from the unit before replacing the backlight. Make sure to avoid touching the exposed electronic components so as to prevent damage from electrostatic discharge. The installers of the 2711-NL3 should use proper anti-ESD equipment.