Siemens motion switch with remote control delta 290 white anthracite ip55 siemens 5tc7214 the siemens 5tc7214 delta reflex motion detector is a surface mounting devices that will detect any movement within its range it will automatically activate and deactivate an electrical device which is connected to it for example a light or an alarm a red led integrated in the sensor indicates by flashing when a motion is detected in addition it is supplied with an ir remote control using the