| Features |
| ※ GDM-8255A 199,999 Counts Display ※ GDM-8251A 120,000 Counts Display ※ VFD Two Colors Display ※ 0.012% DCV Accuracy ※ True RMS (AC, AC+DC) ※ 9 Major Measuring Functions and 10 Advanced Measurement Functions ※ 2W/4W Resistance Measurement ※ High Voltage 1000V and 10A Current Range ※ Standard Interface : RS-232C, USB Device, Digital I/O ※ Free PC Software (DMM-VIEWER), LabVIEW Driver ※ Optional: 16+2 Channels Scanner Card (GDM-SC1 for GDM-8255A only) |
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GDM-8255A
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GDM-8251A
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| FULL SCALE | ||
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199,999 Counts
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120,000 Counts
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| SAMPLAE RATE | ||
| Slow | 5 1/2 digits, 10 readings/second | |
| Medium | 4 1/2 digits, 30 readings/second | |
| Fast | 3 1/2 digits, 60 readings/second | |
| DC VOLTAGE | ||
| Range | 100mV, 1V, 10V, 100V, 1000V 5 ranges | |
| Accuracy | ±(0.012% rdg + 5 digits) | |
| Input Impedance | 10MΩ | |
| AC VOLTAGE True RMS | ||
| Range | 100mV, 1V, 10V, 100V, 750V 5 ranges | |
| Accuracy | 20Hz~45Hz : ±(1% rdg + 100 digits) 45Hz ~ 10kHz : ±(0.2% rdg + 100 digits) 10kHz ~ 30kHz :±(1% rdg + 100 digits) 30kHz~100kHz : ±(3% rdg + 200 digits) |
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| Input Impedance | 1.1MΩ in parallel with approx. 100pF | |
| DC CURRENT | ||
| Range | 10mA, 100mA, 1A, 10A 4ranges | |
| Accuracy | 10mA , 100mA : ±(0.05% rdg + 15 digits) 1A, 10A range : ±(0.2% rdg + 5 digits) |
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| AC CURRENT True RMS | ||
| Range | 10mA, 100mA, 1A, 10A 4ranges | |
| Accuracy | 10mA , 100mA range: 20Hz ~ 50Hz : ±(1.5% rdg + 100 digits) 50Hz ~ 10kHz : ±(0.5% rdg + 100 digits) 10kHz~20kHz : ±(2% rdg + 200 digits) 1A , 10A range: 50Hz~10kHz : ±(1% rdg + 100 digits) |
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| RESISTANCE | ||
| Range | 100Ω, 1kΩ, 10kΩ, 100kΩ, 1MΩ, 10MΩ, 100MΩ 7 ranges | |
| 2W Accuracy | 100Ω range : ±(0.1% rdg + 8 digits)(*) 1kΩ range : ±(0.08% rdg + 5 digits)(*) 10kΩ ~ 1MΩ 3 ranges : ±(0.06% rdg + 5 digits) 10MΩ range : ± (0.3% rdg + 5 digits) 100MΩ range : ±(3% rdg + 8 digits) |
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| 4W Accuracy | 100Ω range : ±(0.05% rdg + 8 digits) 1kΩ ~ 1MΩ 4 ranges : ±(0.05% rdg + 5 digits) 10MΩ range : ±(0.3% rdg + 5 digits) 100MΩ range : ±(3% rdg + 8 digits) |
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| DIODE TEST | ||
| Open Circuit Voltage 2.0V Test Current 0.5mA |
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| FREQUENCY | ||
| 10Hz~800kHz | ||
| CONTINUITY BEEPER | ||
| 1 ~ 1000Ω Define by user | ||
| TEMPERATURE | ||
| 0° C ~ 300° C : J , K , T Type | ||
| OTHER FUNCTIONS | ||
| Auto range / Manual, Math : MX + B/ % / 1/X Max, Min, dBm, dB, REL, Hold, Compare, Store, Recall |
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| DISPLAY | ||
| VFD, Two Colors Display | ||
| INTERFACE | ||
| Digital I/O, USB Device, RS-232C | ||
| POWER SOURCE | ||
| AC 100V-240V ±10%, 50/60Hz | ||
| OPTIONAL | ||
| GDM-SC1 : Multi-channels (16+2) Scanner Card (Up to 2 sets of GDM-SC1 can be installed at same time for one GDM-8255A) |
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| DIMENSIONS & WEIGHT | ||
| 265(W) x 107(H) x 350(D) mm Approx. 2.6 kg |
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Note : (*)USE "REL" Mode |
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Quick start user manual x1, Power cord x1, Test lead GTL-117 x1, USB Cable GTL-247
CD x1 (including complete user manual, upgrade program and PC software DMM Viewer)
Calibration key GDM-01 x1 (Compatible with Fluke 5720A/5725A calibrators only)
OPTION
Opt.01 Scanner Card (GDM-SC1)