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Linear Scales, Length Gages, Readouts  

HEIDENHAIN develops and manufactures linear encoders, angular encoders, rotary encoders, digital readouts, and numerical controls. HEIDENHAIN delivers its products to manufacturers of machine tools and manufacturers of automated facilities and machines, especially for semiconductor and electronics manufacturing.

 

Metrology and Tooling / DiMetrix is a authorized distributor for the new Heidenhain systems.

Our engineers can assist you in determining the correct system for your applications.

 
     
     
 

Heidenhain Length Gauges

Incremental length gauges from HEIDENHAIN offer high accuracy over long measuring ranges. These sturdily made gauges are available in application-oriented versions.


They have a wide range of applications in production metrology, in multipoint inspection stations, measuring equipment monitoring, and as position measuring devices.

view Heidenhain Length Gauge specifications


     

  Sealed Linear Encoders

The scale and scanning unit of sealed linear encoders are protected against harsh machine shop environments by an aluminum housing with flexible sealing lips. These linear encoders are ideal for all manual and NC machine applications as well as all metal forming and wood working machines. The sealed linear scales come in several size configurations as well as lengths (over 30 meters for a single axis). Accuracy ranges from ±10 µm to ±2 µm. Reference marks come in standard or distance-coded versions.

     
  Exposed Linear Encoders

Exposed linear encoders operate with no mechanical contact between the scanning head and the scale. This eliminates any mechanical backlash or hysteresis. The measuring standard for all exposed linear encoders is a phase grating applied to a carrier of steel or glass. Applications include high accuracy test and measurement machines, manufacturing machines related to the electronics industry, and ultra precision machines such as diamond lathes, and facing lathes. Several accuracy grades (to ±0.1 µm) and size configurations (lengths to over 30 meters) as well as standard or distance-coded reference marks are available.
     
  Digital Readouts

Heidenhain Digital Readouts are used for displaying linear and/or rotary position when used in conjunction with Heidenhain encoders. DRO's are available with one to four display positions with resolutions from 10 µm to as fine as 5 nm. Typical functions available include distance-to-go, min/max display, program storage, RS-232-C output, tool memory, datum shift, and graphic help screens to name a few. DRO's are typically retrofitted on manual metal-cutting and metal forming machines, measuring and inspection machines, as well as electrical discharge machines.
     
  Retrokit Digital Readouts

Heidenhain Retrokit digital readouts can be retrofitted to knee mills and lathes. Regardless of specification, size or whether you're installing on new equipment or retrofitting machines already in operation, Heidenhain offers Retrokit Digital Readouts (DRO) to improve machine accuracy and parts precision.
     
  Rotary Encoders

Rotary encoders serve as measuring sensors for rotary motion, and for linear motion when used in conjunction with mechanical measuring standards such as leadscrews. Areas of application include: electrical drives, machine tools, printing presses, woodworking machines, and robots and handling devices. Heidenhain rotary encoders convert rotary motion to electrical signals by photoelectrically scanning DIADUR circular graduations. The measuring signals are evaluated either in numerical controls (NC) and programmable logic controllers (PLC), or simply in a digital position display unit.