ST 500 "Piranha" Operation Manual: Infrared Detector Channel
27
4.1. DIFFERENTIAL MODE
The DIFFERENTIAL mode helps locate the source of a detected IR signal.
Upon activation, the detected signal level will be set as "0" and the signal level bar will be
showing the difference in excess of it.
To activate the DIFFERENTIAL mode press "ENTER". The level bar will change color to lilac.
Fig.21
To exit DIFFERENTIAL mode, press "ENTER".