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The Associated Research 8257 OMNIA II provides AC Hipot, DC Hipot, Insulation Resistance, Ground Bond / Continuity, Functional Run, and Line Leakage tests in a single DUT connection. It includes a 500VA AC power source and 500VA output capabilty. The 8257 comes standard with an USB/RS-232 interface but is also available with optional Ethernet or GPIB. The 8257 features a color TFT display. Specifications. Dielectric Withstand Test Mode Output Rating: 5000 V @ 50 mA AC, 6000 V @ 20 mA DC. Voltage Setting Range: 0 - 5,000 V AC, 0 - 6,000 V DC. Voltage Setting Resolution: 1 V. Voltage Setting Accuracy: ± (2% of setting + 5 V). HI and LO-Limit AC Total Range: 0.000 - 9.999 mA, Resolution 0.001 mA. HI and LO-Limit DC Range: 0.0 - 999.9 µA, Resolution 0.1 µA. Arc Detection Range: 1 – 9. Ground Continuity Current: DC 0.1 A ± 0.01 A (Max. ground Resistance 1 ohm ± 0.1 ohm, fixed). AC Output Waveform: Sine Wave, Crest Factor = 1.3 - 1.5. Output Frequency Range: 50 or 60 Hz, User Selectable. Insulation Resistance Test Mode Voltage Setting Range: 30 - 1000 VDC, Resolution 1 Volt, Accuracy ± (2% of setting + 2 counts). Resistance Display Range: 0.05 M-ohm – 50,000 M-ohm (4 Digit, Auto Ranging). Ground Bond Test Mode Output Voltage Range: 3.00 – 8.00 VAC, Resolution 0.01 V, Accuracy ± (2 % of setting + 0.03V) O.C. Condition. Continuity Test Mode Output Current: DC 0.1A ± 0.01A, DC 0.01A ± 0.001A, DC 0.001A ± 0.0001A, DC 0.0001A ± 0.00001A. Total Resistance: 0.00 to 10,000 ohms. Run Test Mode DUT Power Voltage: 0 – 277 VAC Single Phase Unbalanced (One Hot or Line conductor and One Neutral). Current: 16AAC max continuous. Line Leakage Test Mode: Voltage 0 – 277 VAC, Current 16AAC max continuous. AC Power Source Power: 630VA and 500W Maximum. Voltage: 0 - 150.0V / 0 - 277.0V. Memory: 1000 steps. Graphic Display: 800 x 480 digital TFT LCD display. Interface: Standard USB/RS-232, Ethernet, or GPIB. Options. Scanning Matrix, 4 or 8 port high voltage switching matrix with continuity.
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