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Counting Dials


21 Series Image
  • Vernier Scale
  • No. 4-40 Hex Socket Set Screw for Mounting
  • Brake Lever Knob
  • Open Window Display
  • Satin Chrome Finish, Black Markings
Readout and Operation: Unit shall register a total count of 1499. The number in the center of the window (0 thru 14) indicates completed number of turns of the drive sleeve. Graduated circular dial indicates the percent of a partial turn of the drive sleeve.
Minor Scale Division: 1/100 turn
Indication: 0 to 14.99 turn
Accuracy: Backlash shall be zero between graduated dial and drive sleeve
Rotation: The indication shall increase with clockwise and decrease with a counterclockwise rotation.
Transfer Point: The number in the center of the window shall change as graduated dial rotates between 94 and 0.
16 Series Image
  • Vernier Scale
  • No. 2-56 Spline Socket Set Screw for Mounting
  • Brake Lever Knob
  • Open Window Display
  • Available in Satin Chrome or Black Chrome Finish
Readout and Operation: Unit shall register a total count of 15 turns. The number in the window (0 thru 14) indicates completed number of
turns of the drive sleeve. Graduated circular dial indicates the percent of a partial turn of the drive sleeve.
Minor Scale Division: 1/50 turn
Indication: 0 to 14.99 turn
Brake Lever: 1st position (15° movement of brake lever) operates a high torque system for fine adjustment; 2nd position (15° additional
movement of brake lever) actuates brake.
Accuracy: Backlash shall be zero between graduated dial and drive sleeve
Rotation: The indication shall increase with clockwise and decrease with a counterclockwise rotation.
Transfer Point: The number in the center of the window shall change as graduated dial rotates between 94 and 0.
15 Series Image
  • 3 Digit or 4 Digit Display
  • 2 No. 4-40 Hex Socket Set Screws for Mounting
  • Brake Lever Knob
  • Open Window Display
  • Satin Clear Anodized Finish
3 Digit (10 turn): The left digit indicates the number of complete revolutions of the turning knob and the right two digits indicate the
percent of a revolution. The unit registers a total count of 999.
4 Digit (100 turn): The left two digits indicate the number of complete revolutions of the turning knob and the right two digits indicate the percent of a revolution. The unit registers a total count of 9999.
Minor Scale Division: 1/500 turn
Indication: 0 to 9.99 turn (3 Digit), 0 to 99.99 (4 Digit)
Accuracy: ±0.2% of knob position
Rotation: The indication shall increase with clockwise rotation.
Transfer Point: between 9.2 and 0
400 Series Image
  • Vernier Scale
  • Black Anodized or Clear Anodized Finish
  • Available With or Without Brake Lever
  • Zero Backlash
  • Requires Only One Square Inch of Panel Space
1" Multi-turn dials feature easy to read primary. 400 Series dials offer absolutely zero backlash because the index line and brake elements are secured to the panel without locating lugs and holes.
500 Series Image
  • Vernier Scale
  • Black Anodized or Clear Anodized Finish
  • Available With or Without Brake Lever
  • Zero Backlash
  • Requires Only One Square Inch of Panel Space
1" Single-turn dials feature easy to read primary, 500 Series dials offer absolutely zero backlash because the index line and brake elements are secured to the panel without locating lugs and holes.
  • Uncalibrated
  • Black Anodized or Clear Anodized Finish
  • Available with brake lever
  • Requires Only One Square Inch of Panel Space
  • Absence of Indicator Markings Allows Infinite Adjustment
1" uncalibrated dials are used where no calibrations are necessary or where measurement is displayed elsewhere such as an LED readout.
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