Series 490

FEATURES

  • This protractor provides an immediate digital reading of any angle in a full circle with 0°-90°-0°-90°-0° readings. The machined Aluminum frame is rigid and light with a precise platform that allows the sensor and its microprocessor circuit to provide high accuracy throughout the entire 360° range
  • Four 90° quadrants for display purposes
  • Calibrates in minutes without any special fixtures
  • Hold button for freezing a reading in an unreadable position
  • ABS/ZERO button allows 2 measuring modes, standard and alternate reference
  • V-grooves on top and bottom for use on curved surfaces
  • Automatic On/Off to maximize battery life
  • Angle displayed upright regardless of protractor position
  • Item #490-16-2 comes with magnet on base, which is helpful for fixing
  • Weight: 343g
  • Power: 3V, Lithium cell

PRODUCT SPECIFICATIONS

RangeResolutionOperating Temp.
Range
AccuracySizeCode No. 
360° 0.1° 23°F - 122°F
-5°C - 50°C
±0.1° 152x63.8x60mm 490-16-0
360° 0.1° 23°F - 122°F
-5°C - 50°C
±0.1° 152x63.8x60mm 490-16-2
(with Magnet on base)
RangeResolutionOperating Temp.
Range
AccuracySizeCode No. 
360° 0.1° 23°F - 122°F
-5°C - 50°C
±0.1° 152x63.8x60mm 490-16-0
360° 0.1° 23°F - 122°F
-5°C - 50°C
±0.1° 152x63.8x60mm 490-16-2
(with Magnet on base)
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