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3. Features
● High contrast OLED display
● Microprocessor-controlled
● Tests insulation resistance up to 10 TΩ
● 4 Insulation test voltages:
500V, 1000V, 2500V, 5000V
● AC/DC Voltmeter
● Short-circuit current up to 5mA
● PI (Polarization Index) indication
● DAR (Dielectric Absorption Ratio) indication
● Auto-ranging on all insulation ranges
● Optical USB to RS-232 data transmission
● Well isolated from contact
● Well protected from surges
● 2 built-in optical LEDs for data transfer
● Visual and audio warning of external voltage presence
(≥30Vac or ≥30Vdc)
● Auto-hold function to freeze reading
● Overload protection
● Adjustable testing duration: 1~30 minutes
● Internal memory for data storage
● Displays testing duration for insulation measurement
● Auto-off function
● 200 measurement results can be saved in memory and
recalled on display
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