Contact Element Ball Point, Carbide (21AAA351)

Basic Attributes

• Application

  • Probe

  Clear

• Product Type

  • Ballpoint Probe / For Dedicated Model (Knurled part diameter 7 mm)
  • Ballpoint Probe / For General Dial Gauge

  Clear

• Material

  • Plastic
  • Ruby

  Clear

• Effective Movement Range(mm)

  • 0-95mm

  Clear

• Accuracy(inch)

  • ±0.0005

  Clear

• Additional Spec

  • Waterproof Type for Series 2 (except 2971-2978) Green
  • Waterproof Type for Series 2 (except 2971-2978) Orange
  • Waterproof Type for Series 2 (except 2971-2978) Red
  • Bracket
  • Bracket, Black Dial
  • Flat Anvil
  • Jeweled Bearing, Shockproof

  Clear

• Applicable Gauge

  • LGF, LGK, LGB, LG, LGM, LGH (excluding LGF-Z with reference Point,LGH with 0.01 µm resolution)
  • LGF-Z with reference Point,LG100 with connector adapter plug 21HZA196
  • Digimatic Indicator Digimatic Scale Units Linear Gauge LGS/LGD
  • LGF-Z with reference Point

  Clear

• Base Size(mm)

  • 168 x 110

  Clear

• BCD Output

  • Yes

  Clear

• Carbide Stylus Tip ø2 mm No.

  • 103010
  • 103011

  Clear

• Coaxial Revolution Counter

  • Yes

  Clear

• Colour

  • Green
  • Orange
  • Red

  Clear

• Column Ø

  • 30

  Clear

• Continuous Dial

  • Yes

  Clear

• Counting Direction Switchable

  • Yes

  Clear

• Dial Reading

  • ±0-100
  • 0-100-0
  • 0-70-0

  Clear

• Digimatic Data Output

  • Yes

  Clear

• Digital / Analog

  • Analog

  Clear

• Display

  • Green LED display 6 digits plus sign

  Clear

• Effective Table Dimensions(mm)

  • Ø 58

  Clear

• Error of Indication First 2 ½ Revolution(inch)

  • ±0.0002

  Clear

• Error of Indication One Revolution(inch)

  • ±0.0002
  • ±0.0005

  Clear

• Extern Tolerance Set (when a PC is used)

  • Yes

  Clear

• External Hold

  • Yes

  Clear

• External Peak-hold Cancel

  • yes

  Clear

• External PRESET / ZERO

  • Yes

  Clear

• Fine Adjustment(mm)

  • 1

  Clear

• Functions

  • A: M2.5 x 0.45
  • A: 4-48UNF
  • Basic set
  • Full set
  • ISO type

  Clear

• Gauge Inputs

  • 1

  Clear

• Graduation(inch)

  • 0.0001
  • 0.0005

  Clear

• Graduation(N)

  • 0.2

  Clear

• H MPE (Hysteresis)(inch)

  • 0.0001
  • 0.0002

  Clear

• H MPE (Hysteresis)(µm)

  • 2
  • 4
  • 5
  • 9

  Clear

• Inch-Metric

  • Inch
  • Metric

  Clear

• Input Signal Type

  • Differential square-wave
  • Differential square-wave with reference Point
  • Digimatic code

  Clear

• Lower Digit Blank-out

  • Yes

  Clear

• Mass(kg)

  • 4

  Clear

• MAX / MIN / Difference Measurement

  • Yes

  Clear

• Max. Input frequency

  • 1,25 MHz (2-phase square wave),response speed dependson gauge specification
  • 2,5 MHz (2-phase square wave),response speed dependson gauge specification

  Clear

• Max. Measurement Height(mm)

  • 95

  Clear

• mm / Inch Switching

  • Yes

  Clear

• MPE Any 1/10 Revolution(µm)

  • 10
  • 12

  Clear

• MPE Any 1/2 Revolution(µm)

  • 3
  • 11
  • 17

  Clear

• MPE Any 10 Scale Divisions(µm)

  • 2

  Clear

• MPE Any 1 Revolution(µm)

  • 5
  • 12
  • 20

  Clear

• MPE Measuring Range(µm)

  • 3
  • 7
  • 25
  • 50

  Clear

• ON/OFF

  • Yes

  Clear

• Perpendicularity Table-Stem Hole(mm)

  • 0.4/100

  Clear

• PRESET

  • Yes

  Clear

• R MPE (Repeatability)(inch)

  • ±0.00004
  • ±0.0002

  Clear

• R MPE (Repeatability)(µm)

  • 1
  • 3

  Clear

• Range(inch)

  • 0.016
  • 0.03

  Clear

• Range(N)

  • 0.6-5

  Clear

• Range Per Rev.(mm)

  • 1

  Clear

• Remarks

  • For waterproof type

  Clear

• RS Link

  • Yes

  Clear

• Stem(mm)

  • 4/9.52
  • 8

  Clear

• Stem Hole Diameter

  • 9.53 mm, 8 mm with bush (standard accessory)

  Clear

• Table Flatness(µm)

  • 1.3

  Clear

• Tolerance Judgement Display

  • LED display (3 steps : Amber, Green, Red/5 steps : Amber, Amber flashing, Green, Red flashing, Red)
  • Yes

  Clear

• ZERO SET

  • Yes

  Clear

• Diameter(mm)

  • 58

  Clear

• Length(mm)

  • 7.3
  • 8
  • 15
  • 25

  Clear

• Length(inch)

  • 1/4

  Clear

• Type

  • 137391
  • 21AZA319
  • 21JAA225
  • 21JAA226
  • 901312

  Clear

• Bearing Type

  • Linear ball bearing

  Clear

• Cable Length(m)

  • 2

  Clear

• Contact Point

  • Thread M 1.7 x 0.35
  • Carbide tipped, thread: M 2.5 x 0.45 mm
  • Ø3 mm carbide ball, thread: M 2.5 x 0.45

  Clear

• Environmental Conditions

  • 0°C to 50°C (20% to 80% rel. humidity, no condensation) °C

  Clear

• Graduation(mm)

  • 0.0005
  • 0.001
  • 0.002
  • 0.01

  Clear

• Max. Response Speed(mm/s)

  • 1500

  Clear

• Measuring Force

  • 1.4 N with spindle down,1.3 N with spindle horizontal,1.2 N with spindle upwards

  Clear

• Minimum Edge Distance

  • 500 ns (1 μm type), 250 ns (0.5/0.1 μm type)

  Clear

• Output Signal

  • 90° phase difference,differential square wave(RS-422 equivalent)

  Clear

• Range(mm)

  • 0-10
  • 0.14
  • 0.2
  • 0.6
  • 30
  • 100

  Clear

• Resolution

  • 0.0005 µm mm
  • 0.001 µm mm

  Clear

• Scale Reference Point

  • 3 mm from the lowest rest Point(10 mm type),5mm from the lowest rest Point(25/50 mm type)

  Clear

• Signal Pitch(µm)

  • 2
  • 4

  Clear