Megger DLRO100
Updated 2026-10-27
Specifications
Figures as the manufacturer states them on its product page or datasheet; each row links its data record.
- Dimensions
- 400 x 300 x 200 mm
- Ip rating
- IP54 lid open, IP65 lid closed
- Measurement range
- 0.1 µΩ to 1.999 Ω
- Operating temperature
- -20 °C up to 50 °C
- Resolution
- 0.1 µΩ
- Test current range
- 10 to 110 A
- Weight
- 7.9 kg
Data records
- The manufacturer's page for the DLRO100 was read on the date given in the value. Value: 2026-10-27.
- The manufacturer lists the DLRO100 as a digital low resistance micro-ohmmeter, offered as a series of three models. Value: low resistance ohmmeter.
- The DLRO100 can be supplied with an internal rechargeable lithium ion battery for testing where no mains supply is available.
- With an optional DC clamp, the DLRO100 supports testing with both sides of the equipment under test grounded, which Megger calls DualGround.
- The DLRO100 measures low resistance with a four terminal measurement at a test current selected by the user, in manual, automatic and continuous test modes.
- Megger offers the DLRO100 as three models, the DLRO100EB, the DLRO100XB and the DLRO100HB, which differ in internal memory, USB download, remote control, asset tagging and Bluetooth features.
- The DLRO100 delivers a smooth DC output with ramp up and ramp down of the current, which the manufacturer describes as reducing unwanted tripping of parallel equipment during circuit breaker tests.
- The DLRO100 is a product of Megger. Value: Megger.
- The manufacturer gives the model designation as DLRO100. Value: DLRO100.
- Megger maintains a product page for the DLRO100 on its own website, which is the page cited for this entry.
- The manufacturer states a typical accuracy for the DLRO100 at its highest current setting on its lowest resistance range. Value: typical ±(0.2 % + 0.2 µΩ) at 50 to 110 A on 0 to 100.00 mΩ.
- The manufacturer states the number of tests the battery of the DLRO100 supports on a single charge. Value: 200 single 100 A tests or up to 2 x 10 minutes continuous 100 A output.
- The manufacturer states the dimensions of the DLRO100. Value: 400 x 300 x 200 mm.
- The manufacturer states the ingress protection ratings of the DLRO100. Value: IP54 lid open, IP65 lid closed.
- The manufacturer states the resistance measurement range of the DLRO100. Value: 0.1 µΩ to 1.999 Ω.
- The manufacturer states an operating temperature range for the DLRO100. Value: -20 °C up to 50 °C.
- The manufacturer states the resolution of the DLRO100. Value: 0.1 µΩ.
- The manufacturer states the measurement category ratings of the DLRO100 by altitude. Value: CAT IV 600 V AC / 500 V DC up to 2000 m; CAT IV 300 V up to 4000 m.
- The manufacturer states the adjustable test current range of the DLRO100. Value: 10 to 110 A.
- The manufacturer states a weight for the DLRO100 with its battery. Value: 7.9 kg.
- The product page names IEC 61010 as the standard the CAT IV safety rating of the DLRO100 is given against. Value: IEC 61010.
- The datasheet names IEC 61326-1 for the electromagnetic compatibility of the DLRO100. Value: IEC 61326-1.
- The catalog name of the model is written Megger DLRO100. Value: Megger DLRO100.
Sources
- Megger datasheet, DLRO100 Series Megger digital low resistance ohmmeters data sheet (DLRO100_DS_en_V12), web page edition, Megger. Held as: Public page. Publisher page
- Megger product page, DLRO100 series digital low resistance micro-ohmmeters, web page edition, Megger. Held as: Public page. Publisher page
Changelog (46 entries)
| Date | Revision | Change |
|---|---|---|
| 2026-10-27 | created (prod.megger-dlro100.checked) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.checked) | |
| 2026-10-27 | created (prod.megger-dlro100.class) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.class) | |
| 2026-10-27 | created (prod.megger-dlro100.function.battery-operation) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.function.battery-operation) | |
| 2026-10-27 | created (prod.megger-dlro100.function.dual-ground) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.function.dual-ground) | |
| 2026-10-27 | created (prod.megger-dlro100.function.low-resistance) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.function.low-resistance) | |
| 2026-10-27 | created (prod.megger-dlro100.function.series-models) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.function.series-models) | |
| 2026-10-27 | created (prod.megger-dlro100.function.smooth-dc-output) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.function.smooth-dc-output) | |
| 2026-10-27 | created (prod.megger-dlro100.manufacturer) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.manufacturer) | |
| 2026-10-27 | created (prod.megger-dlro100.model) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.model) | |
| 2026-10-27 | created (prod.megger-dlro100.product-page) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.product-page) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.accuracy) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.accuracy) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.battery-life) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.battery-life) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.dimensions) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.dimensions) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.ip-rating) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.ip-rating) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.measurement-range) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.measurement-range) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.operating-temperature) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.operating-temperature) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.resolution) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.resolution) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.safety-rating) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.safety-rating) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.test-current-range) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.test-current-range) | |
| 2026-10-27 | created (prod.megger-dlro100.spec.weight) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.spec.weight) | |
| 2026-10-27 | created (prod.megger-dlro100.standard.iec-61010) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.standard.iec-61010) | |
| 2026-10-27 | created (prod.megger-dlro100.standard.iec-61326-1) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.standard.iec-61326-1) | |
| 2026-10-27 | created (prod.megger-dlro100.title) | |
| 2026-10-27 | review_status unreviewed -> software_reviewed (prod.megger-dlro100.title) |
Cite this page
Cite the governing standard for the fact itself; cite this page as the finding aid.
"Megger DLRO100." Test Instrument Reference. 2026-10-27. https://www.testinstrumentreference.com/products/megger-dlro100/.
Test Instrument Reference, Megger DLRO100 (Oct. 27, 2026), https://www.testinstrumentreference.com/products/megger-dlro100/.
@misc{etr-products-megger-dlro100,
title = {Megger DLRO100},
howpublished = {\url{https://www.testinstrumentreference.com/products/megger-dlro100/}},
organization = {Test Instrument Reference},
publisher = {Test Instrument Reference},
year = {2026},
note = {last substantive change 2026-10-27}
}{{cite web |title=Megger DLRO100 |website=Test Instrument Reference |publisher=Test Instrument Reference |url=https://www.testinstrumentreference.com/products/megger-dlro100/ |date=2026-10-27 |access-date=}}