... ranging system Hi-Target ZTS-120/120R series total station integrated the high precision ranging system, which combined with ... need to reorient when restarting the instrument in the same station.ü Still retain the original information when restarting the instrument ... PJK brand land surveying instrument, the PJK brand covers total station, theodolite, level,RTK GPS, GIS, handheld GPS, Rebound tester ...