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Digital Gauges (Cordless Type)

Digital Gauges
Digital display
 Digital display can be rotated
 to easily legible positions.
DGN-255 Option Spindle Pull-up

   No. RE-205


Option Finger Lever
Finger Lever
   No. LL-D20

  Lifting Lever
  No. LL-205

Lifting Lever

Option Lug Back
Lug Back
   No. GB-1DX
 Data Communication
 Cable and Input Adapter (Option)
RS-232C Cable

  RS-232C Cable
  No. KB-232C

Input Adapter
  Input Adapter
  No. IF-21B
EXCEL of your PC

 IF-21B with KB-232C can transfer a data to a spreadsheet
 such as EXCEL of your PC.

Option Foot Switch  
No. SW-1  
Foot Switch Option USB Cable
USB Cable


 Type Simple type Multifunction type
 Model No.  DGN-255  DGN-257  DGN-125  DGN-125B
 Range  25mm  25mm  12.5mm
 Resolution  0.001mm  0.01mm  0.001/0.01mm Switchable
 Indicator error (excluidng
 quantized error)
 0.003mm  0.01mm  0.003mm
 Display (mm)  6 digit 999.999 with (- symbol)  6 digit 9999.99 with (- symbol)  6 digit 999.999 with (- symbol)
 Measuring force
 (upright position)
less than 1.2N  less than 1.0N
 Mounting Method Suppoerted by Ø8mm Stem ( Lug Back No. GB-1DX is optional )
 Contact Point SR2.0mm with Steel ball M2.5 x 0.45 L=7mm No. X-14
 Operating Temperature +5Ž to 40Ž
 Common Specifications
Battery CR-2032
Data Output RS-232C (by cable KB-232C or KB-USB)
Change Polality Pusing up the Spindle
Change Unit mm / inch
Low Battery Light up "B"
Display rotatable Max 270‹
Power Saving Automatic Switch off
 for only

Minimum Value Hold the Minimum Value (Min)
Maxumum Value Hold the Maximum Value (Max)
Measurement Value 0.001mm/0.01mm Selectable
Min + Max Hold the Minimum Value + Maximum Value (Delta)
Multiplication display Calucurated display at set multiple (Mult)
Judgment LED display -NG OK +NG (Tol)
Spindle Pull-up Lifting Lever (LL-205), Finger Lever (LL-D20), Release (RE-205)
Back with Lug Mounting Vertical/Horizontal direction (GB-1DX) hole Ø6.5mm
Contact Point All the replaceable Contact Point for Dial Gauges can be installed
Signal Cable RS-232C Cable (KB-232C), USB Cable (KB-USB)
Input Adapter A Data input to EXCEL (IF-21B)
 for only
Wireless communications Bluetooth4.0 type, Working distance is within 5m.
System requirements windows 10 uploaded

 Outer Dimensions
Outer Dimensions
( Dashed line is for Optional Lug back and Dimensions of DGN-125 is shown in parentheses. )

 Digital Indicator Application Series
Digital Upright Gauges R1N-255 , R1N-257
Digital Thickness Gauges (Handy type) G2N-255 , G2N-255M , G2N-257, G2N-257M
Digital Thickness Gauges (Large type) JAN-255 , JAN-257
Digital Depth Gauges T2N-255W , T2N-257W

 ¡ Digital Upright Gauges
Digital Upright Gauge R1N
 Model  R1N-255  R1N-257
 Digital Gauge  DGN-255  DGN-257
 Resolution  0.001mm  0.01mm
 Accuracy (excluding
 quantized error)
 }0.004mm  }0.02mm
 Measuring range 0 - 20mm
 Measuring force less than 1.2N
 Measuring depth 55mm
 Contact Point / Anvil  Ø5mm (SUS) / Ø40mm (Ceramic)

 ¡ Digital Thickness Gauges (Handy type)
Digital Thickness Gauge G2N
 Model  G2N-255  G2N-255M  G2N-257  G2N-257M
 Digital Gauge  DGN-255  DGN-255  DGN-257  DGN-257
 Contact Point / Anvil  Ø10mm  Ø6mm  Ø10mm  Ø6mm
 Contact Point parallelism less than 5ƒÊm less than 10ƒÊm
 Resolution 0.001mm 0.01mm
 Accuracy (excluding quantized error) }0.008mm }0.02mm
 Measuring range 0 - 20mm
 Measuring force less than 1.2N
 Measuring depth 33mm

 ¡ Digital Thickness Gauges (Large type)
Digital Thickness Gauges JAN
 Model  JAN-255  JAN-257
 Digital Gauge  DGN-255  DGN-257
 Resolution  0.001mm  0.01mm
 Accuracy (excluding quantized error)  }0.01mm  }0.02mm
 Contact Point parallelism  less than 5ƒÊm  less than 10ƒÊm
 Measuring range 0 - 20mm
 Measuring force less than 1.2N
 Measuring depth 150mm
 Contact Point / Anvil Ø10mm / Ø20mm

 ¡ Digital Depth Gauges
Digital Depth Gauge T2N
 Model  T2N-255W  T2N-257W
 Digital Gauge  DGN-255  DGN-257
 Resolution  0.001mm  0.01mm
 Accuracy (excluding quantized error)  }0.004mm  }0.02mm
 Measuring range 0 - 20mm
 Base ( L×W ) 75mm×11mm
 Base Parallelism less than 5ƒÊm
 Contact Point  XS-315 Spherical type (SR1)

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Design and specifications are subject to change without notice for future improvement.

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