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DLRO10 and DLRO10X
Digital
Micro-Ohmmeter - Specifications |
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Full Scale |
Resolution |
Accuracy*. |
Resistive |
Full Scale Volts |
Test Current |
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Inductive |
Resistive |
Inductive |
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1.9999mΩ |
0.1µΩ |
±0.2% ±0.2µΩ |
20mV |
N/A |
10A |
N/A |
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19.999mΩ |
1µΩ |
±0.2% ±2µΩ |
20mV |
20mV |
1A |
1A |
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199.99mΩ |
10µΩ |
±0.2% ±20µΩ |
20mV |
200mV |
100mA |
1A |
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1.9999Ω |
100µΩ |
±0.2% ±0.2mΩ |
20mV |
200mV |
10mA |
100mA |
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19.999Ω |
1mΩ |
±0.2% ±2mΩ |
20mV |
200mV |
1mA |
10A |
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199.99Ω |
10mΩ |
±0.2% ±20mΩ |
20mV |
200mV |
100µA |
1mA |
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1999.9Ω |
100mΩ |
±0.2% ±0.2Ω |
200mV |
200mV |
100µA |
100µA |
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| Note*: |
The accuracy stated assumes forward and reverse measurements. |
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Inductive mode or unidirectional mode will introduce an
undefined error if an external EMF is present. |
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Models |
DLRO10 |
DLRO10X |
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Measurement |
Mode |
Manual, Auto, Continuous |
Manual, Auto, Continuous |
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High Power |
High Power, Unidirectional |
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Control |
Fully Automatic |
Fully Automatic/Manual |
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Speed |
< 3 seconds for forward and reverse
current and to display average |
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Display |
Measurement |
4 1/2-digit LED |
Large Alpha-numeric LCD |
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Range & Safety |
LED Indication |
Large backlit LCD |
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Test Method |
Single cycle reversing DC Ratiometric
measurement - average result |
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Test Current |
Accuracy |
±10% |
±10% |
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Stability |
<10 ppm per second |
<10 ppm per second |
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Max Lead Resistance |
100mΩ total for 10A
operation irrespective of battery condition |
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Voltmeter Input |
Impedance |
>200kΩ |
>200kΩ |
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Hum Rejection |
Less than 1% ±20 digits
additional error with 100mV peak 50/60Hz on the potential leads.
Warning will show if hum or noise exceeds this level. |
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Data |
Transfer |
N/A |
Real Time or from storage/RS232 |
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Storage |
N/A |
700 tests |
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Memo Field
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N/A
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Up to 200 characters per test via
alphanumerical keypad |
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General Specifications |
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Battery |
Capacity |
7Ah NiMH rechargeable |
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Life |
Typically 1000 x 10A tests before
recharge |
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Recharge |
Via external 90V to 260V 50/60Hz
charger or from 12V to 15V DC supply |
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Charge Rate |
2.5 hours to 90% capacity, 4-hours for
full charge |
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Operating Temperature |
+5°C to +45°C at full
specification
-10°C to +50°C at reduced accuracy |
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Storage Temperature |
-30°C to +70°C |
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Humidity Maximum |
90% R.H. at 40°C
non-condensing |
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Altitude |
2000 meters to full safety
specifications |
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Safety |
In accordance with IEC 61010-1 600V
CAT III (only when DH6 leads are used) |
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EMC |
In accordance with IEC 61326-1 |
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Dimensions |
237mm (H) x 220mm (W) x 100mm (D) |
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Weight |
2.6kg |
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