RayTek MI Miniature Infrared Sensor - Peak Hold

Operation
40 MI
6.4.2PeakHold
Theoutputsignalfollowstheobjecttemperatureuntilamaximumis
found.Oncetheholdtimeisexceededtheoutputsignal,tracksand
outputtheactualobjecttemperatureandthealgorithmwillstartover
again.Therangefortheholdtimeis0.1to998.9s.

Figure26:PeakHold
Adefinedholdtimeof999s(symbol“∞”inthedisplay)willputthe
deviceintocontinuouspeakdetectionmode.
A low level input (GND) at external input FTC3 will promptly
interrupttheholdtimeandwillstartthemaximumdetectionagain.
output temperature
object temperature
hold time
hold time
Temp
Time