SANTEST's GYMS probe/GYMSC controller is a compact, low-cost type series adopting newly developed signal detecting method. GYMS probe has interchangeability in mechanical dimension with GYMT series, also protection graded up to IP67. Optional connector cable out variety presents more flexible handling of probe. GYMS probe in combination with GYMSC controller outputs 0-10V or 4-20mA analog signals. GYMS probe can be used also in combination with GYHC or GYDC-05 controller, which provides velocity output or digital output.