Test Instrument Reference

BAUR IRG 4000

Updated 2026-10-27

BAUR IRG 4000, cable fault locator
Image: BAUR, from its product page (www.baur.eu)

Specifications

Figures as the manufacturer states them on its product page or datasheet; each row links its data record.

Accuracy
0.1% relating to the measurement result
Data rate
400 MHz
Display range
10 m to 1,000 km (at v/2 = 80 m/µs)
Insulation resistance measurement
voltage up to 1,000 V; measurement range 0 ohm to 5 GOhm
Measurement category
CAT II/600 V; up to CAT IV/600 V with the optional TDR connection cable
Output impedance
8 to 2,000 Ohm
Pulse voltage
TDR 20 to 200 V
Pulse width
20 ns to 1.3 ms
Resolution
0.1 m (at v/2 = 80 m/µs)
Velocity of propagation
20 to 150 m/µs, adjustable (v/2)

Data records

  • The manufacturer's page for the IRG 4000 was read on the date given in the value. Value: 2026-10-27. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.checked
  • BAUR lists the IRG 4000 as a time domain reflectometer that is integrated in its cable fault location systems. Value: cable fault locator. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.class
  • The datasheet states the IRG 4000 detects the cable end and the fault position automatically and saves all measurement data. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.function.automatic-detection
  • The IRG 4000 is used together with BAUR Software 4 for locating cable faults in single-phase and three-phase cable systems. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.function.fault-location
  • The datasheet lists the impulse current method with surge voltage or in DC mode and the decay method among the fault location methods of the IRG 4000. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.function.icm-decay
  • The datasheet lists insulation resistance measurement as a function of the IRG 4000, available as an option depending on the system configuration. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.function.insulation-resistance
  • The datasheet lists the secondary and multiple impulse method, which BAUR writes SIM/MIM, with surge voltage or in DC mode, and a conditioning variant for wet cable faults on titron systems. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.function.sim-mim
  • The datasheet lists time domain reflectometry on single-phase and three-phase cables, with an envelope curve display for intermittent faults, among the fault location methods of the IRG 4000. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.function.tdr
  • The IRG 4000 is a product of BAUR. Value: BAUR. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.manufacturer
  • The manufacturer gives the model designation as IRG 4000. Value: IRG 4000. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.model
  • BAUR maintains a product page for the IRG 4000 on its own website, which is the page cited for this entry. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.product-page
  • The manufacturer states a measurement accuracy for the IRG 4000 relative to the measurement result. Value: 0.1% relating to the measurement result. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.accuracy
  • The manufacturer states a data rate for the IRG 4000. Value: 400 MHz. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.data-rate
  • The manufacturer states a display range for the IRG 4000 at a stated propagation velocity. Value: 10 m to 1,000 km (at v/2 = 80 m/µs). Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.display-range
  • The manufacturer states a test voltage and a measurement range for the insulation resistance function of the IRG 4000. Value: voltage up to 1,000 V; measurement range 0 ohm to 5 GOhm. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.insulation-resistance-measurement
  • The manufacturer states a measurement category for the IRG 4000, with a higher category available with an optional connection cable. Value: CAT II/600 V; up to CAT IV/600 V with the optional TDR connection cable. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.measurement-category
  • The manufacturer states an output impedance range for the IRG 4000. Value: 8 to 2,000 Ohm. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.output-impedance
  • The manufacturer states a pulse voltage range for the time domain reflectometry function of the IRG 4000. Value: TDR 20 to 200 V. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.pulse-voltage
  • The manufacturer states a pulse width range for the IRG 4000. Value: 20 ns to 1.3 ms. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.pulse-width
  • The manufacturer states a distance resolution for the IRG 4000 at a stated propagation velocity. Value: 0.1 m (at v/2 = 80 m/µs). Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.resolution
  • The manufacturer states an adjustable range for the velocity of propagation setting of the IRG 4000. Value: 20 to 150 m/µs, adjustable (v/2). Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.spec.velocity-of-propagation
  • The datasheet names the European directives under which the IRG 4000 carries CE marking. Value: Low Voltage Directive (2014/35/EU), EMC Directive (2014/30/EU), EN 60068-2-ff Environmental testing. Source: BAUR datasheet, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.standard.ce-directives
  • The catalog name of the model is written BAUR IRG 4000. Value: BAUR IRG 4000. Source: BAUR product page, web page edition. Verified 2026-10-27. Record prod.baur-irg-4000.title

Sources

  • BAUR datasheet, BAUR Software 4, Cable fault location with IRG 4000, data sheet 826-125-5, 01.2023, web page edition, BAUR. Held as: Public page. Publisher page
  • BAUR product page, Cable fault location: IRG 4000 | BAUR GmbH, web page edition, BAUR. Held as: Public page. Publisher page
Changelog (49 entries)
DateRevisionChange
2026-10-27created (prod.baur-irg-4000.checked)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.checked)
2026-10-27created (prod.baur-irg-4000.class)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.class)
2026-10-27created (prod.baur-irg-4000.function.automatic-detection)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.function.automatic-detection)
2026-10-27created (prod.baur-irg-4000.function.fault-location)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.function.fault-location)
2026-10-27created (prod.baur-irg-4000.function.icm-decay)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.function.icm-decay)
2026-10-27created (prod.baur-irg-4000.function.insulation-resistance)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.function.insulation-resistance)
2026-10-27created (prod.baur-irg-4000.function.sim-mim)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.function.sim-mim)
2026-10-27created (prod.baur-irg-4000.function.tdr)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.function.tdr)
2026-10-27created (prod.baur-irg-4000.manufacturer)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.manufacturer)
2026-10-27created (prod.baur-irg-4000.model)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.model)
2026-10-27created (prod.baur-irg-4000.product-page)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.product-page)
2026-10-27created (prod.baur-irg-4000.spec.accuracy)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.accuracy)
2026-10-27created (prod.baur-irg-4000.spec.data-rate)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.data-rate)
2026-10-27created (prod.baur-irg-4000.spec.display-range)
2026-10-27revised (prod.baur-irg-4000.spec.display-range)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.display-range)
2026-10-27created (prod.baur-irg-4000.spec.insulation-resistance-measurement)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.insulation-resistance-measurement)
2026-10-27created (prod.baur-irg-4000.spec.measurement-category)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.measurement-category)
2026-10-27created (prod.baur-irg-4000.spec.output-impedance)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.output-impedance)
2026-10-27created (prod.baur-irg-4000.spec.pulse-voltage)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.pulse-voltage)
2026-10-27created (prod.baur-irg-4000.spec.pulse-width)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.pulse-width)
2026-10-27created (prod.baur-irg-4000.spec.resolution)
2026-10-27revised (prod.baur-irg-4000.spec.resolution)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.resolution)
2026-10-27created (prod.baur-irg-4000.spec.velocity-of-propagation)
2026-10-27revised (prod.baur-irg-4000.spec.velocity-of-propagation)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.spec.velocity-of-propagation)
2026-10-27created (prod.baur-irg-4000.standard.ce-directives)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.standard.ce-directives)
2026-10-27created (prod.baur-irg-4000.title)
2026-10-27review_status unreviewed -> software_reviewed (prod.baur-irg-4000.title)

Cite this page

Cite the governing standard for the fact itself; cite this page as the finding aid.

"BAUR IRG 4000." Test Instrument Reference. 2026-10-27. https://www.testinstrumentreference.com/products/baur-irg-4000/.