Allen-Bradley RightSight 42EF Series User Manual page 51

Triggered MarginLowAlarm
0 0
0 1
1 0
1 1
Proximity: Displays the status of the proximity alarm. This process data element
is a bit that indicates if there is an object in close proximity to the threshold
(below 1.0X) when the output is OFF.
Gain: Displays the excess gain above the sensor threshold to ensure reliable
detection of the target.
Signal: Provides the raw measurement value of the amount of light reflected
from the target.
Rockwell Automation Publication 42EF-UM001A-EN-P - September 2015
Description
No target is present
No target present, item in background is very close to the sensor
threshold
Target is present and sensor signal is not marginal
Target is present and signal strength is marginal (0.5x < signal < 2X)
Exploring the 42EF IO-Link Parameters
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