VERNIER HEIGHT GAUGEINSTRUCTION MANUAL
Model No. : VHK-15/VHK-20/VHK-30/VHK-60 <combined>

Thank you for purchasing the VERNIER HEIGHT GAUGE.
Please read this manual thoroughly before use for proper operation.

PART IDENTIFICATION

Main Scale Support※Illustration based on VHK-15, 20,
there will be some difference for VHK-30, 60.

Main Scale Lock Screws【ACCESSORIES】

Feed Screw

Dial Indicator HolderIndicator Clamp Screw
φ6mm Mounting Hole

Post

Dovetail

APPLICATIONS AND FEATURES●Ideal for marking and measuring work for molds, jigs, and tooling.
●Sliding main carriage for fast, easy adjustment.
●Easy to read scale using 3x magnifying lens.
●Carbide tipped scribe.
●Made of stainless steel for rust protection.
●Dial Indicator mounting arm accepts φ6mm, φ8mm,and dovetailtype indicators.

SPECIFICATIONS

Main ScaleIndicator
Mounting Arm

φ8mm
Mounting Hole

Fine Adjust Carriage
Fine Adjust
Feed Screw

VHK-30
VHK-60

VHK-15

VHK-20

VHK-30

VHK-60Measuring Range

150

200

300

600

Graduation

0.05

0.05

0.02

0.02

Fine Adjust
Lock Screw

Fine Adjust
Lock Screw

Accuracy

±0.05

±0.05

±0.04

Slide Carriage

Slide Carriage Fine
Adjustment Range

approx. 8

Slide Carriage
Lock Screw

Main Scale
Adjustment Range

approx. 10

Lens Support

Scribe Clamp Screw

Accessories

Scribe Clamp（Units：mm）

Magnifier Lens

±0.08

・Dial Indicator Holder
・Scribe ・Scribe Clamp
・Magnifier Lens

Jaw
Vernier Scale

ScribeNOTES

Base
Replacement Scribe (sold separately)SVH-1520
Base
Reference PlaneOPERATION

・Before using for the first time, please wipe off the corrosion
protectant with an oiled cloth.
・This is a precision instrument, handle with care. Do not drop orsubject to excessive forces.
・Please avoid damage to post. Also, do not scratch instrument, forexample by writing ID number.
・Keep away from direct sunlight. Do not store instrument in extreme
temperatures.

１ Mounting the Magnifying Lens

３ Dial Indicator Holder

Slide the magnifying lens onto
the lens support from the top,with the support inside themounting groove.

The supplied dial indicator holder can be used in place of the scribe to mounta dial indicator (sold separately.)

Lens Support
Mounting GrooveMagnifier

２ Installing the Scribe

1. Attach the dial indicator (sold separately) to the dial indicator holder.
Secure by tightening clamp screw.
2. Loosen the scribe clamp screw and insert the holder arm into the scribe
clamp in place of the scribe.
3. After inserting the dial indicator holder, adjust to desired overhang andtighten clamp screw.

1. Loosen the scribe clamp screw and insert the scribe into
the scribe clamp.（Figure : ① ）2. After inserting the scribe, adjust to desired overhang andtighten clamp screw.（Figure : ② ）Scribe Clamp Screw
Scribe Clamp

Jaw

Dial Indicator (Sold Separately)

Example Shown：SK P/N WTI-8038①Indicator
Clamp Screw

ScribeScribe Clamp Screw
ScribeOverhang Adjustment②ScribeClamp Screw

Dial Indicator
HolderIndicator
Mounting Arm

Jaw
Scribe Clamp

Reverse Side -- How to Use →※Illustration based on VHK-15, 20,
there will be some difference for VHK-30, 60.

ZERO-POINT SETTING

１ Set Scribe to Surface Plate Surface

２ Using a Block Gauge

1.Remove any contamination and clean the surface plate, gaugebase, and scribe reference surface.
2.Lower the scribe and bring the reference plane into good contact
with the surface plate.
3.Check the indicated value, if reading is zero, then the zero-point
setting is complete.

1. Remove any contamination and clean the surface plate, gaugebase, gauge block and scribe reference surface.
2. With the gauge block on the surface plate, bring the scribereference surface into good contact with the gauge block.
3. Check the indicated value, if reading matches the gauge block size,
then the zero-point setting is complete.

Measured value matchesgauge block size

Matching Zero-Points
ScribeBaseBase
ScribeMeasuring Surface

Measuring SurfaceSurface Plate

30mm
Gaugeblock

Surface Plate

Reference Plane

３ Zero-Point Alignment (Adjusting The Main Scale)

SLIDE CARRIAGE OPERATION

1.Loosen the slide carriage lock screws and insure that themeasuring plane of the scribe makes good contact with the surface
plate.
2.Loosen both of the main scale lock screws at the rear of the post.
3.Move main scale vertically to perform rough adjustment of the zero
points.
4.Tighten the upper lock screw to anchor the scale support.
5.Perform fine adjustment by turning the fine adjust feed screw while
monitoring the zero point on the main and vernier scale.
6.When 0-Points match, tighten the lower main scale lock screw to fix
the scale in place.

１ Fine Adjust Feed Operation

Reference Plane

1.Tighten the fine adjust lock screw, and loosen the slide carriage
lock screw.
2.Turn the fine adjust feed screw to attain the desired height setting.

３Turn

１

Fine Adjust
Feed Screw
VHK-30
VHK-60Matching Zero-Points.

４

Fine Adjust
Lock Screw

Fine Adjust
Lock Screw

１Tighten

Tighten２

Slide Carriage Up and Down

LoosenSlide Carriage
Lock Screw

Main Scale SupportFeed Screw

Main Scale

２Main Scale
Lock Screws

２ How to Read the Scale

１

As with vernier calipers, the scale is read off the main scale and off
the vernier scale at the point where the lines match.

Loosen＜EXAMPLE＞
Adjust Scale Position

Slide Carriage
Lock Screw

Graduation : 0.05mm(VHK-15,20)
Vernier Scale Main Scale

Properalignment

Vernier Scale

３

Graduation : 0.02mm(VHK-30,60)
Vernier Scale Main Scale

Properalignment

Match Zero-Points

ScribeSurface Plate

Main Scale Reading : ８１．００
Vernier Scale Reading :．４５
Reading : ８１．４５(mm)Main Scale Reading : ８１．００
Vernier Scale Reading :．４６
Reading : ８１．４６(mm)SERVICE●If height gauge is not working properly, or if you have any questions,please contact distributor or place of purchase.
●Please note, manufacturer is unable to respond to inquires or provide
service directly. Please contact distributor or place of purchase.

I151-K51911