From Perdix Rec-Nitrox-Mode manual:
The MOD in rec mode is defined by both ppO2 limit and "max depth" setting in advanced config. The latter is set to 40 meters by default in the OC Rec mode.
Thus the Perdix flashes MOD warning with Air when you go deeper than 40 meters.
The MOD in rec mode is defined by both ppO2 limit and "max depth" setting in advanced config. The latter is set to 40 meters by default in the OC Rec mode.
Thus the Perdix flashes MOD warning with Air when you go deeper than 40 meters.