| DISTANCE MEASUREMENT |
Range with Nikon specified prisms (Good conditions)
With reflector sheet 5 cm x 5 cm ( 2 in x 2 in) |
| Nivo2.M |
1.5 m to 270 m (4.9 ft to 886 ft) |
| With single prism 6.25 cm (2.5 in) |
| Nivo2.M |
1.5 m to 3,000 m (4.9 ft to 9,843 ft) |
| Range reflectorless mode |
| Nivo2.M |
Good |
Normal |
Difficult |
| KGC (18%) |
350 m (1,148 ft) |
250 m (820 ft) |
200 m (656 ft) |
| KGC (90%) |
500 m (1,640 ft) |
400 m (1,312 ft) |
250 m (820 ft) |
| Shortest possible range |
1.5m (4.9 ft) |
Accuracy (Precise mode)
ISO17123-4 |
| Prism |
±(2+2 ppm × D) mm |
| Reflectorless |
±(3+2 ppm x D) mm |
| Measuring interval |
| Prism mode |
Precise mode |
Normal mode |
| Nivo2.M |
1.6 s |
0.8 s |
| Reflectorless mode |
| Nivo2.M |
2.1 s |
1.2 s |
| Least count |
1 mm (0.002 ft) |
10 mm (0.02 ft) |
| ANGLE MEASUREMENT |
| ISO 17123-3 accuracy (horizontal and vertical) |
2"/0.6 mgon Nivo2.M |
| Reading system |
Absolute encoder |
| Circle diameter |
62 mm (2.4 in) |
| Horizontal/Vertical angle |
Diametrical Nivo2.M |
| Minimum increment |
Degree: 1/5/10"
Gon: 0.2/1/2 mgon
MIL6400: 0.005/0.02/0.05 mil |
| TELESCOPE |
| Tube length |
125 mm (4.9 in) |
| Image |
Erect |
| Magnification |
30× (18x/36x with optional eyepieces) |
| Nivo2.M Effective diameter of objective |
40 mm (1.6 in) |
| Nivo2.M EDM diameter |
45 mm (1.8 in) |
| Field of view |
1°20' |
| Resolving power |
3" |
| Minimum focusing distance |
1.5 m (4.9 ft) |
| Laser Pointer |
Coaxial Red Light |
| TILT SENSOR |
| Type |
Dual-axis |
| Method |
Liquid-electric detection |
| Compensation range |
±3.5' |
| COMMUNICATIONS |
| Communication ports |
1 x serial (RS-232C) |
| Wireless communications |
integrated Bluetooth |
| POWER |
| Internal Li-ion battery (x2) |
| Output voltage |
3.8 V DC |
Operating time
Nivo2.M |
approx. 19 hours (continuous distance/angle measurement)
approx. 57 hours (distance/angle measurement every 30 seconds)
approx. 62 hours (continuous angle measurement) |
Charging time
Full charge |
4 hours |
| GENERAL SPECIFICATIONS |
| Level vials |
| Sensitivity of circular level vial |
10'/2 mm |
| Optical plummet |
| Image |
Erect |
| Magnification |
3× |
| Field of view |
5° |
| Focusing range |
0.5 m (1.6 ft) to ∞ |
| Display face 1 |
backlit, graphic LCD (128x64 pixel) |
| Display face 2 |
backlit, graphic LCD (128x64 pixel) |
| Laser plummet (optional) |
4 levels |
| Point memory |
10,000 records |
| Dimensions (W x D x H) |
149 mm x 145 mm x 306 mm
(5.8 in x 5.7 in x 12.0 in) |
Weight (approx.)
Nivo2.M Main unit (without batteries) |
3.8 kg (8.4 lb) |
| Battery |
0.1 kg (0.2 lb) |
| ENVIRONMENTAL |
| Operating temperature range |
–20 °C to +50 °C (–4 °F to +122 °F) |
| Storage temperature range |
–25 °C to +60 °C (–13°F to +140 °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 inHg to 39.3 inHg |
| Dust and water protection |
IP66 |
