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Performance characteristic: 1, without prism200 meters500 meters, traffic signs, a single prism5 kilometers, meet the different users of the various professional needs;
2, the first domestic matching 2GB extended SD memory card, can store up to 5000000points of measurement data, equipped with professional card reader;
3, a new mode of operation, numbers, letters, function keys, navigation key operation, a measurement function, easy to use;
4, large capacity NiMH rechargeable dual battery configuration, long standby time, completely solve the field measurement of any menace from the "rear";
5, a powerful memory management functions, storing50000data, automatically record the angle, distance, coordinates, station and other data;
6, unique user key function customization, commonly used function key definition to the user key, operation tips rich, rapid and convenient operation;
7, open data communication function, can be directly with the computer real time twoway data transmission and memory of bidirectional data transmission;
8, graphic layout guide function, application of online programmable technology, and computer connection, software upgrades more convenient;
9, can coordinate measuring, surveying, resection, on the edge of measurement, REM, area calculation , eccentricity measurement functions;
10, all kinds of reflective film, reflective target application is simple, flexible, measurement, laser to point and the sliding base;
Technical indicators: | |
the effective aperture telescope | 45mm |
| unique user key function customization | 30 x |
imaging as the angle of view | 1degrees 30 ' |
the most short distance | 1.5m |
range of measurement : | single prism (in good weather ) BTS-812R ----3.0KM no prism (in good measure conditions ) BTS-812R----200m |
measurement accuracy: | BTS-812AR + (2mm+2ppm D ) BTS-812R. + (3mm+2ppm, D ) |
minimum reading: fine measurement mode | 1mm |
tracking measurement mode | 1mm |
speed measurement: precision measurement model for about | 1.8 seconds ( the first2.5 seconds ) |
repeated fast measurement mode for about | 0.9 seconds ( the first2.5 seconds ) |
tracking measurement mode About | 0.4 seconds ( the first1.5 seconds ) |
atmospheric correction range | -499ppm ~ + 499ppm ( step 1ppm ) |
prism constant correction range | - 99mm +99mm ( step 1ppm ) |
angle of minimum reading | 10 seconds / 5 sec / sec |
standard deviation: | BTS-812AR - - - - - -2 " BTS-812R---------2" BTS-815R---------5 " |
measurement time | 0.1s |
tilt compensator work range | 3' |
level sensitivity: | Circular level8/ 2mm, level30" /2mm |
optical plummet magnification | 3X |
focusing range | 0.5 ~ |
the battery voltage | DC7.2 |
the field of view angle | 4 degrees |
capacity | 2.5AH |