• Measures over-pin diameter of gears using precision steel (or carbide) ball anvils / spindle tips.
  • Series 324: IP65 Digimatic gear tooth micrometers.
  • Determination of the over-pin diameter: refer to “Quick Guide to Precision Measuring Instruments”.
  • Interchangeable ball anvils / spindle tips for various gear modules (0.5-5.25) are optional.
  • Equipped with Ratchet Stop for constant measuring force.
  • Ball anvil / spindle tips: optional.

Gear Tooth Micrometers

SPECIFICATIONS

Metric

Order No. Range Resolution Accuracy*
Digimatic  (LCD)
324-251-30 0 – 25mm

 

0.001mm

 

±4µm

324-252-30 25 – 50mm
324-253-30 50 – 75mm
324-254-30 75 – 100mm ±5µm

* Excluding quantizing error

Inch/Metric

Order No. Range Resolution Accuracy*
Digimatic  (LCD)
324-351-30 0 – 1″

 

.00005″/

0.001mm

 

±.0002″

324-352-30 1″ – 2″
324-353-30 2″ – 3″
324-354-30 3″ – 4″ ±.00025″

* Excluding quantizing error

Metric

Order No. Range Graduation Accuracy
Analog
124-173 0 – 25mm

 

 

 

 

 

0.01mm

 

±4µm

124-174 25 – 50mm
124-175 50 – 75mm
124-176 75 – 100mm

 

±5µm

124-177 100 – 125mm
124-178 125 – 150mm
124-179 150 – 175mm

 

±6µm

124-180 175 – 200mm
124-181 200 – 225mm
124-182 225 – 250mm

 

±7µm

124-183 250 – 275mm
124-195 275 – 300mm

DIMENSIONS

Gear Tooth Micrometers

IP Codes (series 324)

Level 6: Dust-proof.Gear Tooth Micrometers
No ingress of dust allowed.
Level 5: Protected against water jets.
Water projected in jets against the enclosure
from any direction shall have no harmful effects.

Optional accessories

Interchangeable ball anvil / spindle tip set

Order No. Diameter* (mm) Gear module Dia. pitch
124-801 00.8 0.5 – 0.55 50
124-802 01.0 0.6 – 0.65 45
124-803 01.191 (3/64″) 0.7 – 0.8 35 – 30
124-821 01.5 0.9 – 1 28 – 26
124-804 01.588 (1/16″) 0.9 – 1 28 – 26
124-805 02.0 1.25 22
124-806 02.381 (3/32″) 1.5 17
124-822 02.5 1.5 17
124-807 03.0 1.75 15
124-808 03.175 (1/8″) 14
124-823 03.5 2 13
124-809 03.969 (5/32″) 2 13
124-810 04.0 2.25 11
124-824 04.5 2.5 10
124-811 04.763 (3/16″) 2.5 10
124-812 05.0 2.75 9
124-813 05.556 (7/32″) 3.0 – 3.25 8
124-814 06.0 3.5 7
124-815 06.35 (1/4″) 3.75 7
124-816 07.0 4.0 6.5
124-817 07.144 (9/32″) 4.25 6
124-818 07.938 (5/16″) 4.5 5.5
124-819 08.0 4.75 5.5
124-820 08.731 (11/32″) 5.0 – 5.25 5

* ø2mm or less/ carbide-tipped type

Battery for series 324
SR44 (1 pc), 938882, for initial operational checks(standard accessory)
Battery life: Approx. 2.4 years under normal use (for series 324)
Length standard: Electromagnetic rotary sensor (for series 324)
Standard accessories: Reference bar, 1 pc (except for measuring range 0-25mm (0-1″) models) Spanner (301336), 1 pc

Optional accessories
Connecting cables for series 324
1m: 05CZA662
2m: 05CZA663
USB Input Tool Direct
USB-ITN-B (2m): 06ADV380B
SPC cables for U-WAVE w/ data switch (160mm):
02AZD790B
For foot switch: 02AZE140B
(Refer to page B-68 for details.)