Theodolite (electronic total station) Description and Specifications for Lab Tenders
Theodolite (electronic total station).
Use: traversing, setting out
Standards:
• BS 7334-4: 1992 (ISO 8322-4: 1991) ;
ISO 17123–3: 2001
• Specifications:
Angle Measurement
Minimum reading Horizontal 1"
Vertical 1"
Standard Deviation <1.5"
Magnification 30x or better
Image Erect
Minimum Focus 1.7m
Distance Meter Range (for visibility 15 km):
1800m to 1 prism
2500m to 3 prisms
3300m to 9 prisms
Accuracy +/-3mm +/- 2ppm
Measuring Time(measure mode) first reading 5 sec
(track mode) better than 1 sec
Memory card/module
Capacity: Capable of storing
6000 points in User Definable
Format.
Remark/text storage option preferred.
Data Input/Output 1.Direct from Total Station via RS232C interface.
2.Stand-alone 'Card to PC' interface
module.
Note : Both of above to IBM 486 PC or
equivalent (running Windows).
General
Power Supply
2 Built in rechargeable battery of 1.5hr
life minimum
1Heavy Duty rechargeable battery 7hr life minimum
Rapid Charger Single unit to charge both
power supplies
preferred
Car battery Adapter 12 Volt source
Warranty - Two year on electronics and batteries preferred.