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Heidenhain CNC data collection: LSV2 on TNC controls

We read data from your Heidenhain-controlled mills and machining centers over LSV2 and connect it to production tracking and maintenance screens.

  • Siemens
  • Anadolu Isuzu
  • BSH
  • Tofaş
  • Toyotetsu
  • Martur
  • Turkcell
  • Vodafone
  • Doğadan
  • Pakmaya
  • Bross
  • Abdi İbrahim
  • Nobel İlaç
  • Plastimak
  • Dalgıç Kalıp
  • Barbaros Motor
  • Magneti Marelli
  • Rözmaş
  • Sanel

Heidenhain CNC data collection means reading the run state, active program and alarms of TNC controls over Ethernet with the LSV2 protocol. Heidenhain-controlled machines are common in mold shops and precision machining.

LSV2 access depends on the control's network settings and access permissions. We check these with the machine owner during the survey and do not touch part programs or machine parameters.

Machine data alone is not enough. On Proxus we combine it with work order, operator and shift information so machining times and stops become visible per mold and per part.

What we deliver

Heidenhain CNC data collection

  • Reading over LSV2

    We connect to TNC controls over Ethernet with LSV2, default port 19000. Compatibility is confirmed per control model and version during the survey.

  • State and program

    Run state, active program and mode are read, and downtime and OEE figures are derived from them.

  • Alarms

    Alarms on the control are logged with timestamps and tracked per machine on maintenance screens.

  • Mold and part context

    Machining times are matched to work orders and mold numbers so they can be used for costing and planning.

  • No change to the machine

    Reading does not change NC programs or parameters. By default we only read.

How a project runs

From discovery to live, step by step

  1. 01

    Machine inventory

    We record TNC models, software versions, Ethernet connections and the IP plan.

  2. 02

    Access check

    With the machine owner we check the network and permission settings LSV2 needs.

  3. 03

    Data and context

    We decide what to read and how it is matched to work orders, molds and shifts.

  4. 04

    Commissioning

    We start reading on a Proxus edge gateway, verify against the machine screen and connect production tracking.

Built on Proxus

Proxus's Heidenhain LSV2 driver runs on the edge gateway. Machine data lands in the same Unified Namespace as Fanuc machines and PLCs in the same shop.

Proxus is the industrial data platform built by the VOLSOFT team.

Proxus Heidenhain driver ↗

Frequently asked questions

Common questions

How do you collect data from a Heidenhain machine?

Heidenhain TNC controls are read over Ethernet with the LSV2 protocol. The control's network settings and access permissions must allow it.

What is LSV2?

LSV2 is the protocol Heidenhain controls use to exchange data and files with outside systems. Over Ethernet it uses port 19000 by default.

Can Fanuc and Heidenhain machines be monitored together?

Yes. Each control is read with its own driver and the data is combined in one model with the same state definitions, so OEE and downtime reports do not depend on the control brand.

Do you access part programs?

No, we do not change NC programs or machine parameters. Only the state, program information and alarms needed for monitoring are read.

Next step

Let’s turn your goal into a clear engineering scope.

Tell us about your plant, your machines and your goal. An integration engineer will set up a discovery call with you.

Awards and references

The integration team manufacturers trust

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