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Dial Indicators

SERIES 1 and 2 – One Revolution Dial Indicators

•	Mitutoyo’s unique shock-proof mechanism is           2970 Series:                                                                         2972
	 incorporated, providing improved resistance to       •	Excellent water- and drip-proof characteristics
	 shock due to sudden plunger retraction caused        	 (IP43).
	 by impact.                                           •	Smooth movement thanks to the improved
•	This series has been developed to eliminate the      	 design of bush and stem.
	 possibility of reading errors due to miscounting     •	Application of a hard coating on the surface of
	 multiple revolutions.                                	 the crystal makes it highly resistant to scratching
•	The dead zone in red indicates “accuracy not         	 and chemical attack.
	 guaranteed”.                                         •	Lightweight (75 g).
•	One revolution type Back plunger dial gauges are
	 also available. (Refer to page F-36 for details.)

                                                                                                                                  2901S-10

                                                                                                                                            2929S

F

                                                                              1929S

          2971 2900S-10

SPECIFICATIONS

Metric

Code No.  Graduation    Range                      Accuracy                             Repeat-  Scale    Measuring        Price
                      (range/rev)      Overall Retrace 1/10 rev 1 rev                   ability             force
Series 1                                                                                                                 65.00
1929S     0.01 mm 1 mm (1.4 mm) 11 µm 4 µm 7 µm —                                       3 µm 50-0-50 1.4 N or less
Series 2                                                                                                                 65.00
2929S     0.01 mm 0.8 mm (1 mm) 8 µm 3 µm 5 µm                                           3 µm             1.4 N or less  92.00
2929S-62                                                                                0.5 µm                           93.00
2900S-10                                                                                 3 µm    40-0-40  2.0 N or less  99.10
2900S-72                                                                                                  1.4 N or less  78.60
2901S-10  0.001 mm 0.08 mm (0.1 mm) 3 µm 2 µm 2 µm                                                                       36.80
2971                                                                                 —                    2.0 N or less  31.40
2972
                      0.16 mm (0.2 mm) 4 µm                                                      80-0-80                   Price

          0.01 mm     0.5 mm (0.7 mm)  8 µm  3 µm      5 µm                                      25-0-25 1.4 N or less   83.30
                       1 mm (1.4 mm)                                                                                     34.70
                                                                                                 50-0-50                 36.80

Inch

Code No.  Graduation    Range                Accuracy                                   Repeat-  Scale    Measuring
                      (range/rev)                                                                           force
Series 2                            First 1 rev / 2.5 rev / 10 rev Retrace ability
2910S-10
2978      .0001"      .008" (.01")  ±.0001" / — / —          .0001" ±.00003" 4-0-4 1.8 N or less
2976      .001"       .06" (.079")  ±.001" / — / —
          .0005"      .02" (.028")  ±.0005" / — / —    .0002"                           ±.0002"  30-0-30  1.4 N or less
                                                       .00016"                          ±.0001"  10-0-10

                                             F-29                                 Mitutoyo operates a policy of continuous improvement that aims to provide the customer with the benefit of the latest technological advances.
                                                                                                                Therefore the company reserves the right to change any or all aspects of any product specification without notice.

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