When the camera operates in automatic Night-Mode and the switching interval is too fast the camera built in protection mechanism will intervene to prevent premature wear of the mechanical IR-Cut filter.
According to its Data Sheet, the Flexidome IP 3000i IR camera has 2 options to activate the alarm input.
Please refer to the diagram from this article if you would like to get alarm input from some physical sensors.
This article aims to define the way you can display camera video via decoders. Moreover, fifteen different settings scenarios and their effects will be outlined for the live video to be displayed through the decoder.