Trimble Total Station | |
C3 | |
Telescope | |
Tube length | 125 mm (4.91 in.) |
Magnification | 30 X |
Effective diameter of objective | 40 mm (1.57 in.) |
EDM 45 mm (1.77 in.) | |
Image | Erect |
Field of view | 1°20' |
Resolving power | 3.0" |
Focusing distance | 1.5 m to infinity (4.92 ft to infinity) |
Measurement range | |
Distances shorter than 1.5 m (4.92 ft) cannot be measured with this EDM.Measurement range with no haze, visibility over 40 km (25 miles) | |
Prism mode | |
Reflector sheet (5 cm x 5 cm) | 270 m (886 ft) |
Standard prism (1P) | 3,000 m (9,840 ft) |
Reflectorless mode | |
Reference target | 300 m (984 ft) |
• The target should not receive direct sunlight. | |
•"Reference target" refers to a white, highly reflective material. | |
(KGC90%) | |
• The maximum measurement range of the DR 1'' and DR 2'' is 500m in the | |
reflectorless mode. | |
Distance precision | |
Precise mode | |
Prism | ± (2 + 2 ppm × D) mm |
Reflectorless | ± (3 + 2 ppm × D) mm |
Normal mode | |
Prism | ± (10 + 5 ppm × D) mm |
Reflectorless | ± (10 + 5 ppm × D) mm |
Measurement intervals | |
Measurement intervals may vary with the measuring distance or weather conditions. | |
For the initial measurement, it may take few more seconds. | |
Precise mode | |
Prism | 1.6 sec. |
Reflectorless | 2.1 sec. |
Normal mode | |
Prism | 1.2 sec. |
Reflectorless | 1.2 sec. |
Prism offset correction | -999 mm to +999 mm (1 mm step) |
Angle measurement | |
Reading system | Absolute encoder |
Diametrical reading on HA/VA | |
Minimum display increment | |
360° | 1''/5''/10" |
400G | 0.2 mgon/1 mgon/2 mgon |
MIL6400 | 0.005 MIL/0.02 MIL/0.05 MIL |
Tilt sensor | |
Method | Liquid-electric detection (Dual axis) |
Compensation range | ±3' |
Tangent screw | Friction clutch, endless fine motion |
Tribrach | Detachable |
Level | |
Electronic level | Displayed on the LCD |
Circular level vial | Sensitivity 10'/2 mm |
Laser plummet | |
Wave length | 635 nm |
Laser class | Class 2 |
Focusing range | ∞ |
Laser diameter | Approx. 2 mm |
Display and keypad | |
Face 1 display | QVGA,16 bit color, TFT LCD, backlit (320 x 240 pixel) |
Face 2 display | Backlit, graphic LCD (128 x 64 pixel) |
Face 1 keys | 22 keys |
Face 2 keys | 4 keys |
Connections in the instrument | |
Communications | |
RS-232C | Maximum baud rate 38400 bps asynchronous |
USB Host and Client | |
Class 2 Bluetooth® 2.0 EDR+ | |
External power supply input voltage | 4.5 V to 5.2 V DC |
Power | |
Output voltage | 3.8 V DC rechargeable |
Continuous operation time | |
Continuous distance/angle measurement | approx 12 hours |
Distance/angle measurement every 30 seconds | approx 26 hours |
Continuous angle measurement | approx 28 hours |
Tested at 25 °C (nominal temperature). Operation times may vary depending on the condition and deterioration of the battery. | |
Environmental performance | |
Operating temperature range | -20 °C through +50 °C |
(-4 °F through +122 °F) | |
Storage temperature range | -25 °C through +60 °C |
(-13 °F through +140 °F) | |
Dimensions | |
Main unit | 149 mm W x 158.5 mm D x 308 mm H |
Carrying case | 470 mm W x 231 mm D x 350 mm H |
Weight | |
Main unit without battery | 4.1 kg (9.0 lbs) |
Battery | 0.1 kg (0.2 lbs) |
Carrying case | 3.3 kg (7.3 lbs) |
Charger and AC adapter | 0.4 kg (0.9 lbs) |
Environmental protection | |
Watertight/dust-proof protection | IP66 |