TOTAL STATION NIKON DTM 352 SERIES

Model DTM-362, DTM-352, DTM-332 Telescope Tube Length 158mm/ 6.22 in. Magnification 33x ( 21x/ 41x with optional eyepieces) Effective diameter of objective 45mm/ 1.77 in. ( EDM: 50mm/ 1.97 in.) Field of view 1 20? Resolving power 2.5? Minimum focusing distance 1.3m/ 4.26 ft. Distance measurement Range with Nikon specified prisms Normal conditions ( Ordinary haze, visibility approx. 20km/ 12.5 miles) With reflector sheet ( 5 x 5cm) 5 to 100m ( 16.4 to 328 ft.) With mini prism 1, 000m/ 3, 280 ft. With single prism 2, 000m/ 6, 560 ft With triple prism 2, 600m/ 8, 530 ft. Good conditions ( No haze, visibility of over 40km/ 25 miles) With reflector sheet ( 5 x 5cm) 5 to 100m ( 16.4 to 328 ft.) With mini prism 1, 200m/ 3, 930 ft. With single prism 2, 300m/ 7.540 ft. With triple prism 3, 000m/ 9, 840 ft. Accuracy ( Prism/ Precise mode) ( 3+ 2ppm x D) mm ( 3+ 3ppm x D) mm ( ? 20 C to ? 10 C, + 40 C to + 50 C Measuring interval* 1 Precise mode 1.6 sec. ( initial 1.6 sec.) Normal mode 1.0 sec. ( initial 1.4 sec.) Least count Precise mode 1mm/ 0.002 ft. Normal mode 10mm/ 0.02 ft. Ambient temperature range* 2 ? 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 to 999mmHg/ 533 to 1, 332hPa/ 15.8 to 39.3 in.Hg Prism offset ? 999 to 999 Angle measurement Reading system Photoelectric detection by incremental encoder Horizontal angle Diametrical( DTM-362/ 352) , Single( DTM-332) Vertical angle Single Minimum increment ( Degree, Gon, MIL6400) Degree: 1/ 5/ 10? , Gon: 0.2/ 1/ 2mgon, MIL6400: 0.005/ 0.02/ 0, 05mil DIN 18723 accuracy ( horizontal and vertical) 5? / 1.5mgon ( 3? / 1.0mgon: DTM-362) Tilt sensor Type Dual-axis( DTM-362/ 352) , Single-axis( DTM-332) Method Liquid-electric detection Compensation range 3' Setting accuracy 1" Level vial Plate level vial 30" / 2mm Circular level vial 10' / 2mm Optical plummet Magnification 3x Focusing range 0.5m/ 1.6 ft. to  Display Graphic LCD ( 128 x 64 dot) Both sides( DTM-362/ 352) , Single side( DTM-332) Point memory 10, 000 records Dimensions ( W x D x H) 168 x 173 x 335mm/ 6.6 x 6.8 x 13.2 in. Weight ( approx.) Main unit ( with battery) 5.3kg/ 11.7 lbs.( DTM-362/ 352) , 5.2kg/ 11.5 lbs.( DTM-332) Battery 0.4kg/ 0.9 lbs Carrying case 2.4kg/ 5.3 lbs On-board Ni-MH battery BC-65 Operation time Continuous distance/ angle measurement Approx. 16 hours* 3 Distance/ angle measurement every 30 seconds Approx. 27 hours Angle measurement Approx. 30 hours Battery charger for BC-80/ 65 Approx. 2.0 hours for full recharge Quick charger Q-70C ( 12V DC cigarette lighter charger) Approx. 2.0 hours ( fully discharged BC-65 requires more than one charge) * 1 Measuring time may vary depending on measuring distance and conditions. * 2 A special version of the DTM-352 is available that allows operation at extremely low temperatures down to ? 30 C. * 3 At 25 C. Operation time may be shorter if battery is not new.