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DLRO10HD Dual Power
10A Low Resistance Ohmmeter - Specifications |
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Resistance/Current Ranges
The green resistance ranges on the keypad indicate low output power
(<0.25W) outputs. Red ranges indicate higher output power 2.5W (1A) and
25W (10A).Resolution and Accuracy
Test current accuracy ±10%
Voltmeter input impedance >200kΩ
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Test Current
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Resistance Range
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Resolution
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Basic Accuracy*
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Full Scale
Voltage |
Maximum Power
Output |
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0.1mA |
0 to 2500.0Ω |
100mΩ |
±0.2% ±200mΩ |
25mV |
2.5µW |
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0.1mA |
0 to 250.00Ω |
10mΩ |
±0.2% ±20mΩ |
25mV |
2.5µW |
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1mA |
0 to 25.000Ω |
1mΩ |
±0.2% ±2mΩ |
25mV |
25µW |
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10mA |
0 to 2500.0mΩ |
100µΩ |
±0.2% ±200µΩ |
25mV |
250µW |
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100mA |
0 to 250.00mΩ |
10µΩ |
±0.2% ±20µΩ |
25mV |
2.5mW |
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1A |
0 to 25.000mΩ |
1µΩ |
±0.2% ±2µΩ |
25mV |
25mW |
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10A |
0 to 2500.0mΩ |
0.1µΩ |
±0.2% ±0.2µΩ |
25mV |
0.25W |
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1A |
0 to 2500.0mΩ |
100µΩ |
±0.2% ±20µΩ |
2.5V |
2.5W |
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10A |
0 to 250.00mΩ |
10µΩ |
±0.2% ±20µΩ |
2.5V |
25W |
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Note*: |
The accuracy stated assumes forward and reverse measurements. |
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Inductive mode or unidirectional mode will induce an undefined
error if an external EMF is present. |
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Basic accuracy at reference conditions. |
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Specification |
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Display Type |
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Main: |
5 digit |
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Secondary: |
2 x 5 digit |
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Backlight |
LED backlight |
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Auto Power Down |
Powers down after 5 minutes |
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Range Selection Mode |
Rotary switch |
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Noise 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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Maximum Lead Resistance |
100mΩ total for
10 Amp operation irrespective of battery condition |
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Environmental |
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Temperature Coefficient |
<0.01% per °C
from 5°C to 40°C |
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Operating Temperature |
-10°C to +50°C |
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Storage Temperature |
-25°C to +60°C
R.H. <90% |
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Humidity |
<90% R.H. (reference conditions 20°C
±3°C |
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Maximum Altitude |
2000 meters to full safety
specifications. |
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Safety |
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Safety Rating |
In accordance with IEC 61010-1 CAT III
300V when used with DH7 leads |
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IP Rating |
IP65 case closed, IP54 with battery
operation |
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EMC |
In accordance with IEC 61326-1 (Heavy
Industrial) |
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General Specification |
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Power Supply Input Voltage |
90V to 264V 50/60Hz |
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Battery Type |
6 volt 7AH, sealed lead acid battery. |
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Battery Life |
1000 automatic three second tests. |
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Battery Charge Time |
Eight hours |
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Dimensions |
315mm (L) x 285mm (W) x 181mm (D) |
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Weight |
6.7kg |
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