How to Configure the Keyence FS-N11N Optical Sensor - On Delay and Off Delay In this video, I teach in a practical way how to configure one of the Fiber Optic Sensor settings using the Keyence FS-N11N Amplifier. Watch the video until the. *2 One or two more units connected: -20 to +55 °C (-4 to +131 °F); 3 to 10 more units connected: -20 to +50 °C (-4 to +122 °F); 11 to 16 more units connected: -20 to +45 °C (-4 to +113 °F). When using 2-outputs, one unit is counted as two units. All temperature regulations are for when the unit is mounted on a DIN rail and installed on metal. The setting value can be finely adjusted manually. Press and hold the and buttons simultaneously for three seconds. Use the to select "rSt", then press the button. - YouTube Blue gradient background #3 -- screensaver, mood lighting, ambiance, TV art, focus, study What I Found Should Be Illegal. The switc is a channel switch for the two output.