N4

● 600m reflectorless EDM
● Bluetooth 4.0
● Data transfer and storage
● T-P sensor, automatic correction
● Concentrated ball bearing
● EDM Trigger Key
● Control panel with high resolution touch screen

Distance Measurement
Max Range Reflectorless 600m
1 Prism 3.5km
3 Prism 5.0km
Sheet 1.0km
Reading
Measuring Time Fine: <2s; Tracking: <0.25s; Repeat: <0.35s
Atmospheric Correction Auto Correction
Prism Constant Auto Correction
Angle Measurement
Measurement Method Absolute Encoding
Diameter of the Absolute Encoding Disk (Horizontal/Vertical) 79mm
Minimum Reading 0.1″/1″ Optional
Accuracy 2″
Detection Method Horizontal Dual; Vertical: Dual
Telescope
Image Erect
Length 152mm
Effective Aperture 45mm, (DTM: 47mm)
Magnification 30X
Field of View 1° 30′
Minimum Focus 3″
Minimum Focussing Distance 1.3m
Automatic Compensator
System Dual Axis Liquid-electric Sensor Compensation
Working Range ±6′
Accuracy 1″
Sensitivity of Vial
Plate Vial 30″/2mm
Circular Vial 8’/2mm
Optical Plummet
Image Erect
Magnification 3X
Focusing Range 0.3m~∞
Field of View
Display
Type 3.5 inches LCD, 320x240dpi Touch Screen
 Communication
SD Card Supportable
Serial I/F Port RS-232C(6pin)/USB Mini-B/ and SD Card/ Bluetooth
On-board
Power Supply Rechargeable Lithium Battery
Voltage 6VDC
Operating Time Operting period with Continuous Angle Measurement every 30sec 12hours
Physical
Dimension 216x200x350mm
Weight (without battery) 5.2kg
IP Standard IP65
Working Temperature -20°C ~ +50°C

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