SPI Digital Protractor
This protractor provides an immediate digital reading of any angle in a full circle with 0-90°-0-90°-0 readings. The machined aluminium 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.
Features:
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.
Angle displayed upright regardless of Protractor position.
Supplied in fitted case.
D.O.T. Regulated. Shipped via ground freight only.
Specifications:
Measuring Range
360° (0-90°-0-90°-0)
Resolution
0.1°
Operating Temperature Range
23°F to 122°F / -5° to +50° C
Power
3V, Lithium cell
Accuracy
± 0.1° -level ±10± 0.1° -plumb ±10± 0.2° -max. error in between
Size
6" L x 1-1/4" W x 2-3/8" H
Weight
10.2 oz.
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