Pentax ETH-502 Digital Theodolite
Pentax ETH-502 Digital Theodolite NEW Theodolite Selangor, Malaysia, Kuala Lumpur (KL), Puchong Supplier, Suppliers, Supply, Supplies | MTM Precision Sdn Bhd
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Pentax ETH-502 Electronic Theodolite - 2'' Accuracy.

Key Features include

  • Large easy to read-display
  • Zero set and reverse angle display
  • A row of soft keys allows simple and fast operation.
  • A large display (LCD) is incorporated on both sides of the instrument. Both vertical and horizontal angles are displayed in degrees or gons.
  • All the models have a bright 30x magnification telescope which ensures sharp and clear images even in poor light conditions.
  • Clockwise and counter-clockwise angle measurement
  • Conversion of the vertical angle to a percentage grade
  • Zero setting of the horizontal angle at any position
  • Horizontal angle ‘Hold key function
  • Clockwise and counter-clockwise angle measurement
  • Conversion of the vertical angle to a percentage grade
  • Zero setting of the horizontal angle at any position
  • Horizontal angle ‘Hold key function
  • Powered by Alkaline batteries

Applications

  • Setting out right angles and checking plumb
  • Alignment measurements
  • Anchor bolt layout
  • 90° layout

 

Electronic Theodolites ETH-500  Series Specification        
Model   ETH-502 ETH-505 ETH-510 ETH-520
Telescope Imaging    Erect image    
  Objective aperture    45 mm    
  Magnification    30 x    
  Resolution     ≤ 3”    
  Field of view    1° 20’    
  Shortest focusing distance    1.35 m    
  Stadia multiplication constant    100    
  Stadia addition constant    0    
Angle Measuring Angle measuring mode    Absolute encoder    
  Angle measuring accuracy  2'' 5'' 10'' 20''
  Angle display  1''/5'' 1''/5'' 5''/10'' 10''/20''
  Angle unit    360°/400G    
Compensator Tilt sensor    Automatic vertical compensation    
  Tilt compensator  Yes Yes No No
  Soft switch  ON/OFF ON/OFF - - - -
  Compensation range    ± 3’    
Display unit  Two-sided   Two-sided    
Optical plummet Image  Erect    Erect    
  Magnification    3 x    
  Angle of vision         
  Focusing range    0.5 m ~ ∞    
  Sensitivity of tubular vial  mm  30”/2 30”/2 40”/2 mm 40”/2 mm
  Sensitivity of circular vial    8’/2 mm    
Dust & Water Protection      IP44    
Type of base     Detachable    
Power supply  Battery    4 x single three (AAA) type dry battery    
Ambient temperature  For operation    -20°C - +50°C    
Weight  Instrument    4.5 kg    
Measurements Carrying case    1.9 kg    
   Instrument    W 175 mm x L 170 mm x H 334 mm    
  Carrying case    W 330 mm x L 450 mm x H 220 mm  

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