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FEATURES ● Microprocessor-controlled.● Four insulation test voltages.● Insulation resistance; auto ranging on all ranges.● Bargraph indicates test voltage; rise and decay can be observed during tests.● Visual and audible warning if external voltage is present.● Fully protected: crow bar.● Carry case.● EEPROM calibration. SPECIFICATIONS Test voltage (DC V) 0.5kV / 1kV / 2.5kV / 5kV Measuring ranges (Auto-Ranges) 0-25GΩ / 0-50GΩ / 0-125GΩ / 0-250GΩ Accuracy ±3% rdg Output power limit 50uA to 100uA (1W) Live warning > 500V AC Operation temperature 0°C to 40°C Operation-humidity 85% Max. relative humidity Dimensions 330(L) × 260(W) × 160(D)mm Weight (battery included) Approx. 3500g Power source 1.5V “C”× 8 Alkaline batteries Safety standard EN 61010-1 EN 61326-1
FEATURES ● Test Insulation Resistance up to 2 TΩ (2000GΩ).● Short-circuit current up to 5mA.● Microprocessor controlled.● 30 insulation test voltages : 500V, 1kV, 1.5kV, 2kV, 2.5kV, 3kV, 3.5kV, 4kV, 4.5kV, 5kV, 5.5kV, 6kV, 6.5kV, 7kV, 7.5kV, 8kV, 8.5kV, 9kV, 9.5kV, 10kV, 10.5kV, 11kV, 11.5kV, 12kV, 12.5kV, 13kV, 13.5kV, 14kV, 14.5kV, 15kV● AC/DC Voltmeter.● PI (Polarization Index) indication.● DAR (Dielectric Absorption ratio) indication.● Auto-ranging on all insulation ranges.● Backlight function.● Bargraph indicates test voltage, rise and decay can be observed.● Menu driven.● Visual and audible warning if external voltage is present. (≥30Vac or ≥30Vdc).● Auto-hold function to freeze the reading.● Overload protection.● Adjustment for testing time (duration) : 1~30 minutes.● Auto-off.● Calendar.● Optical USB to RS-232 data transmission.● 200...
High Contrast OLED display.● Designed for viewing in the dark, for mining industry.● Auto-range microprocessor-controlled.● Automatic voltmeter AC/DC at Start/Reset.● Battery test at switch ON/Reset.● Safety voltmeter before each test.● Auto-discharge on all tests and all ranges.● Leads auto-null key.● Test auto-stop.● Smart hold and stop on voltmeter AC/DC.● Ener-Save.● Continuity short circuit >220mA.● Continuity open circuit voltage of 5Vdc.● Nominal voltage @ 1mA on all insulation ranges.● Polarization index (PI).● Dielectric Absorption Ration (DAR).● BS 16 edition.
FEATURES ● Measures insulation (MΩ), Continuity (Ω) and AC voltage.● Three insulation test voltages(DC V) : 250V, 500V, 1000V.● 3½ digital LCD (2000 counts).● 68 × 34mm ( 2.677” × 1.338” ) large LCD display.● LCD backlight display.● Automatic circuit discharge.● Test insulation at rated voltage into a 1mA load.● 200mA short circuit testing current for continuity.● Auto ranging.● Fuse protection.● Data hold function.● BS 16 edition. SPECIFICATIONS Insulation Resistance Test voltage 250V / 500V / 1000V Measuring ranges (Auto ranging) 0-20MΩ / 0-200MΩ / 0-2000MΩ Output voltage open circuit +10% Accuracy 0-20MΩ : ±(1.5%rdg+5dgt) 0-200MΩ : ±(2.5%rdg+3dgt) 0-2000MΩ : ±(5%rdg+5dgt) Resolution 0-20MΩ : 10kΩ 0-200MΩ : 100kΩ 0-2000MΩ : 1MΩ Output current 1mA DC AC Voltage Range 0-500V Resolution 1V Line frequency range 40-120...
FEATURES ● High quality Taut Band movement.● Battery operated.● Solid state circuitry.● Battery check feature.● Automatic circuit discharge.● Three insulation test voltages(DC) : 250V, 500V, 1000V● Continuity test : 50 Ω● AC voltage measurement : 500V● Color-coded scale.● Fuse protected. SPECIFICATIONS Insulation Resistance Test voltage (DC V) 250V / 500V / 1000V Output voltage on open circuit Rated test voltage +10% Measuring ranges 0-100MΩ / 0-200MΩ / 0-400MΩ Accuracy ±5% of indicated value Short circuit current 2mA DC Power consumption 190mA Continuity Measuring ranges 0 -50Ω & ∞ Accuracy ± 5% of scale length Open circuit voltage 4V DC Approx. Short circuit current 145mA DC Approx. Power consumption 200mA AC Voltage Range 0-500V AC Accuracy ± 2.5% of full...
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 (30~600V)● 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
• Phase Indicator with open phase checker • Phase indicator designed to check the presence of open phase and also the phase sequence by rotating disk and lamps. • Can check a wide range of 3-phase power source from 110V to 600V.
• KEW8031F is designed to check phase sequence.Lamps provided on the unit will also tell you if a phase is open. • Can check a wide range of 3-phase power source from 110V to 600V.Sealed against dust, the unit ensures trouble-free performance. • Small, Lightweight and portable.Designed for maximum ease of operation and ruggedness. • No exposed metal parts, Safety features are incorporated including the instant push button switch operation.