Status LEDs

LED	Display	Meaning
U_S (control voltage)	off	The supply voltage U_S is not available.
	green illuminated	The supply voltage U_S is available.
	red illuminated	Due to overload, the sensor supply generated from U_S was switched off for all sensors supplied by it.
U_P (peripheral voltage)	off	The supply voltage U_P is not available.
U_P (peripheral voltage)	green illuminated	The supply voltage U_P is available.