Test Instrument Reference

Doble M7100

Updated 2026-10-27

Doble M7100, power factor test set
Image: Doble, from its product page (www.doble.com)

Specifications

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

Ac input
90 to 264 VAC single phase, 47 to 63 Hz; 4 kW, 20 A max
Dimensions
32.75 x 21 x 16.5 in
Hv current maximum
300 mA
Hv frequency range
15 to 500 Hz
Hv voltage range
0.250 to 12 kV RMS
Lv output
AC 25 to 250 V RMS, 1 Hz to 1000 Hz, 25 A RMS maximum; DC 1 to 175 V, 35 A maximum
Operating temperature
-20 C to +50 C
Power factor accuracy
range 0 to 100%, accuracy ±0.04% PF (45 to 65 Hz, 0.1 mA to 1 A measured at 10 kV AC)
Turns ratio range
1:1 to 50,000:1, accuracy 0.25%
Weight
175 lb

Data records

  • The manufacturer's page for the M7100 was read on the date given in the value. Value: 2026-10-27. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.checked
  • The manufacturer lists the M7100 as a high-voltage asset analyzer that performs power factor and tan delta tests. Value: power factor test set. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.class
  • The M7100 has two high-voltage leads that each switch between source and measurement, and it makes true four-terminal measurements. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.function.dual-function-leads
  • The M7100 performs exciting current and loss tests and three-phase turns ratio tests. The technical specifications list a turns ratio test at high voltage in addition to the low-voltage turns ratio measurement. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.function.excitation-and-turns-ratio
  • The M7100 performs single-phase and three-phase equivalent leakage reactance tests. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.function.leakage-reactance
  • The M7100 measures power factor, tan delta, capacitance and watts loss of insulation at line frequency and at a variable test frequency. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.function.power-factor
  • The M7100 is controlled from the manufacturer's test assistant software over a USB or Ethernet connection to a computer. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.function.software-control
  • The M7100 measures three-phase DC winding resistance from a built-in low-voltage, high-current source and includes a demagnetization feature. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.function.winding-resistance
  • The M7100 is a product of Doble. Value: Doble. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.manufacturer
  • The manufacturer gives the model designation as M7100. Value: M7100. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.model
  • Doble maintains a product page for the M7100 on its own website, which is the page cited for this entry. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.product-page
  • The manufacturer states an AC input supply range and maximum power consumption for the M7100. Value: 90 to 264 VAC single phase, 47 to 63 Hz; 4 kW, 20 A max. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.ac-input
  • The manufacturer states the size of the M7100. Value: 32.75 x 21 x 16.5 in. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.dimensions
  • The manufacturer states a maximum AC current for the high-voltage output of the M7100. Value: 300 mA. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.hv-current-maximum
  • The manufacturer states an AC frequency range for the high-voltage output of the M7100. Value: 15 to 500 Hz. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.hv-frequency-range
  • The manufacturer states an AC high-voltage output range for the M7100. Value: 0.250 to 12 kV RMS. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.hv-voltage-range
  • The manufacturer states the low-voltage output ranges of the M7100. Value: AC 25 to 250 V RMS, 1 Hz to 1000 Hz, 25 A RMS maximum; DC 1 to 175 V, 35 A maximum. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.lv-output
  • The manufacturer states an operating temperature range for the M7100. Value: -20 C to +50 C. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.operating-temperature
  • The manufacturer states a power factor and tan delta range and accuracy for the M7100 at line frequency. Value: range 0 to 100%, accuracy ±0.04% PF (45 to 65 Hz, 0.1 mA to 1 A measured at 10 kV AC). Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.power-factor-accuracy
  • The manufacturer states an AC low-voltage turns ratio range and accuracy for the M7100. Value: 1:1 to 50,000:1, accuracy 0.25%. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.turns-ratio-range
  • The manufacturer states a weight for the M7100. Value: 175 lb. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.spec.weight
  • The technical specifications name FCC Part 15 Class A as the emissions requirement the M7100 is designed to for the USA. For Europe and Australia they name EN 55011 and AS/NZS CISPR 11, with the editions held in the value. Value: FCC 47 CFR Part 15 Class A; EN 55011:1998/A1:1999/A2:2002 Group 1 Class A; AS/NZS CISPR 11:2004 Class A. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.standard.emc-emissions
  • The technical specifications name EN 61326 and the IEC 61000-4 series as the immunity requirements the M7100 is designed to, with the editions held in the value. Value: EN 61326:1997/A1:1998/A2:2001/A3:2003; IEC 61000-4-2/3/4/5/6/11. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.standard.emc-immunity
  • The technical specifications state the M7100 is designed to EN 61010-1:2001 (second edition) for safety. Value: EN 61010-1:2001. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.standard.en-61010-1
  • The technical specifications name the IEC 60068-2 series for dry heat, cold, damp heat, shock, vibration and drop and ASTM D999.75 for transport shock as the environmental and durability tests the M7100 is designed to. Value: IEC 60068-2-2; IEC 60068-2-1; IEC 60068-2-30; IEC 60068-2-27; IEC 60068-2-6; IEC 60068-2-31; ASTM D999.75. Source: Doble datasheet, web page edition. Verified 2026-10-27. Record prod.doble-m7100.standard.environmental
  • The catalog name of the model is written Doble M7100. Value: Doble M7100. Source: Doble product page, web page edition. Verified 2026-10-27. Record prod.doble-m7100.title

Sources

  • Doble datasheet, M7100 Technical Specifications (November 2023), web page edition, Doble. Held as: Public page. Publisher page
  • Doble product page, Doble M7100 High-Voltage Asset Analyzer, web page edition, Doble. Held as: Public page. Publisher page
Changelog (54 entries)
DateRevisionChange
2026-10-27created (prod.doble-m7100.checked)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.checked)
2026-10-27created (prod.doble-m7100.class)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.class)
2026-10-27created (prod.doble-m7100.function.dual-function-leads)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.function.dual-function-leads)
2026-10-27created (prod.doble-m7100.function.excitation-and-turns-ratio)
2026-10-27revised (prod.doble-m7100.function.excitation-and-turns-ratio)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.function.excitation-and-turns-ratio)
2026-10-27created (prod.doble-m7100.function.leakage-reactance)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.function.leakage-reactance)
2026-10-27created (prod.doble-m7100.function.power-factor)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.function.power-factor)
2026-10-27created (prod.doble-m7100.function.software-control)
2026-10-27revised (prod.doble-m7100.function.software-control)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.function.software-control)
2026-10-27created (prod.doble-m7100.function.winding-resistance)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.function.winding-resistance)
2026-10-27created (prod.doble-m7100.manufacturer)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.manufacturer)
2026-10-27created (prod.doble-m7100.model)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.model)
2026-10-27created (prod.doble-m7100.product-page)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.product-page)
2026-10-27created (prod.doble-m7100.spec.ac-input)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.ac-input)
2026-10-27created (prod.doble-m7100.spec.dimensions)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.dimensions)
2026-10-27created (prod.doble-m7100.spec.hv-current-maximum)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.hv-current-maximum)
2026-10-27created (prod.doble-m7100.spec.hv-frequency-range)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.hv-frequency-range)
2026-10-27created (prod.doble-m7100.spec.hv-voltage-range)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.hv-voltage-range)
2026-10-27created (prod.doble-m7100.spec.lv-output)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.lv-output)
2026-10-27created (prod.doble-m7100.spec.operating-temperature)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.operating-temperature)
2026-10-27created (prod.doble-m7100.spec.power-factor-accuracy)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.power-factor-accuracy)
2026-10-27created (prod.doble-m7100.spec.turns-ratio-range)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.turns-ratio-range)
2026-10-27created (prod.doble-m7100.spec.weight)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.spec.weight)
2026-10-27created (prod.doble-m7100.standard.emc-emissions)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.standard.emc-emissions)
2026-10-27created (prod.doble-m7100.standard.emc-immunity)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.standard.emc-immunity)
2026-10-27created (prod.doble-m7100.standard.en-61010-1)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.standard.en-61010-1)
2026-10-27created (prod.doble-m7100.standard.environmental)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.standard.environmental)
2026-10-27created (prod.doble-m7100.title)
2026-10-27review_status unreviewed -> software_reviewed (prod.doble-m7100.title)

Cite this page

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

"Doble M7100." Test Instrument Reference. 2026-10-27. https://www.testinstrumentreference.com/products/doble-m7100/.