RT_Trig_Path_Dist: Triggered Test Path Distance 3D
RT_Trig_Path_Dist: 141, 3 (0x8D0320 + unit ID) (0x343)
Bytes 0-3: Path Distance 3D
Distance resolution is m/1000
Path Distance 3D is the cumulative total path distance travelled since the start of the triggered test including the vertical component.