Best Price Trimble M3 Dr 2" Reflctorless Total Station

Product Description

 

 

 

Trimble Total Station
M3
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