Total station Nikon NPL 522

GENERAL SPECIFICATIONS Lumi-Guide Working range. 100 m ( 330 ft) Positioning accuracy . within approx. 6 cm at 100 m ( 2.4 in at 330 ft) Level vials Plate level vial. 30" / 2 mm Circular level vial. 10' / 2 mm Optical plummet Magnification. 3x Focusing range. 0.5 m ( 1.6 ft) to  Display. Graphic LCD ( 128 x 64 dot) ; both sides Point memory. 10, 000 records Dimensions ( W x D x H) . 166 mm x 156 mm x 365 mm ( 6.5 in x 6.1 in x 14.4 in) Weight ( approx.) Main unit ( without battery) . 4.9 kg ( 10.8 lb) BC-80 clip-on battery. 0.6 kg ( 1.3 lb) Carrying case. 4.0 kg ( 8.8 lb) ENVIRONMENTAL Operating temperature range . ? 20 C to 50 C ( ? 4 F to + 122 F) Atmospheric correction Temperature range. ? 40 C to 60 C ( ? 40 F to + 140 F) Barometric pressure. 400 mmHg to 999 mmHg 533 hPa to 1, 332 hPa/ 15.8 in.Hg to 39.3 in.Hg Water protection. IPX4