| 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 |
Audited Supplier 
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