Attributes . 1 Sensing Point (SSS-1002), 2 Sensing Points (SSS-1003), 3 Sensing Points (SSS-1004), 4 Sensing Points (SSS-1005) Installation Guide, One 3-5/32 in Long (80 mm) sensor, One 5-13/32 in Long (137 mm) Sensor, One 7-21/32 in Long (195 mm) Sensor, One 9-29/32 in Long (252 mm) Sensor . Names