... slide switch located on the sensor body.(0.2 s, 1 s, 6 s, 30 s) Other functionsThe internal alarm sounder output is greater than ... )by sensor headSensitivity adjustmentDetection timer 4 steps (0.2 s., 1 s., 6 s., 30 s.)Power supply10V to 30VDC (non-polarity) Power consumptionStand by ... sound(buzzer)Alarm : Sounds intermittently every 0.2 s. during off delay 10 s .Volume : 80dB or more at 3.3ft. (1m ...