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● Microprocessor-controlled.● Earth resistivity (ρ) test.● Earth testing at 20Ω, 200Ω, 2kΩ.● Earth voltage measuring : 0-300V AC.● Automatic C spike check.● Automatic P spike check.● 2-Wire test, 3-Wire test, 4-Wire test.● LCM display.● Auto ranging.● Auto power OFF.● Data hold.● 200 measurement results can be saved in the memory and recalled on the display.● Interval between auxiliary earth spikes is 1.0~50.0m. SPECIFICATIONS Measuring ranges Earth Resistance 0-20Ω / 0-200Ω / 0-2kΩ Earth Voltage 0-300.0V AC Earth Resistivity (ρ=2 × π × L × R) 0.06~6.28kΩ.m 0.62~62.8kΩ.m 6.28~628kΩ.m Accuracy Earth Resistance ±2%rdg ± 3dgt Earth Voltage ±2%rdg ± 3dgt Earth resistance resolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2kΩ : 1Ω Measuring system Earth resistance by constant current Inverter 820Hz approx. 2mA Temperature & humidity Operating: 0°C~40°C ≤80% R.H. Storage: -10°C~50°C ≤80% R.H. Dimensions 250(L) x 190(W) x 110(D)mm Weight (battery included) ...
FEATURES ● 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. SPECIFICATIONS Insulation Resistance Test voltage 250V / 500V / 1000V Measuring ranges 0.2M~2GΩ / 0.2M~4GΩ / 0.2M~8GΩ Continuity Range 0.01Ω~1999Ω Voltmeter AC V 0-700V DC V 0-950V PI Function ˇ DAR Function ˇ
FEATURES ● Wiring check.● Can be used on 2 wires L-E (ELCB/RCCB/GFCI tester).● Can be used on 3 wires L-E-N (with wiring check).● Sense automatically 50 or 60 Hz.● No battery required.● Simple operation.● Current injected in phase with the voltage.● Fused.● Wide operating voltage (195Vac to 265Vac).● Other voltage optional (110V).● Robust. SPECIFICATIONS Wiring check LEDs Line-Neutral = Green Line-Earth = Green Neutral-Earth =Red Current settings 10-50mA@230Vac> Current selection Knob Frequency of operation 50/60 Hz Sinusoidal Over-Temperature Protection Yes by NTC sensor Test stopped indication by Red Led. Operating voltage (L-E) 230 Vac ±15% Meter accuracy ±3% of full scale Operating temperature -5°C to 45°C Storage temperature -10°C to 55°C Dimensions 150(L) × 73(W) × 50(D)mm Weight Approx. 220g Safety standard EN 61010-1 CAT III 265V EN 61326-1
Material: Nylon● Red and black each (set)● Removable cap for attaching alligator clips● Press can be used with all sew 4mm jack test leads● Rating : EN 61010-031:2002 + A1:2008 CAT IV 1000V 0.5A / CAT IV 690V 2A CAT IV 500V 10A / CAT IV 250V 10A
FEATURES ● Big-size LCD (112 x 59mm)● Back light function.● Analog scale with Bar-graph for viewing. (100 bars)● 10000 counts (high resolution).● DCV Ranges: 99.99mV~999.9V. ● 5 manual ranges controlled by rotary switch.● Data Hold function● Low battery indication● 9V power supply● Best resolution of 0.01mV (10uV)● Precision meter for factory maintenance, field servicing and educational purposes.● Easy to carry handle that doubles as a convenient stand.
FEATURES Cable Tracer ● Trace wires or cables.● Volume control.● Tip & Ring identification.● 2 bi-colored LEDs ( Line 1 & Line 2).● Tone speed selection : Fast & Slow.● A phone jack is designed for headset or handset. (Amplifier probe)Phone Tester ● Continuity and resistance testing for voltage-free objects.● Check direct and alternating voltages.● Testing capacitors.● Testing diodes.● Power ON/OFF switch.● The indication of the LED lamp and the sound of the buzzer can occur at the same time.● The LED indication for Power ON status. SPECIFICATIONS Amplifier Probe Frequency 1Hz~12kHz Receiver distance < 50cm Sensitivity control ˇ Probe tip Fixed Power source 9V(6F22) × 1 Dimensions 230(L) × 56(W) × 27(D)mm Weight Approx. 125g (battery included) Tone Generator Wave form Square Wave Frequency 1kHz±15% Over voltage protection 80V DC Single tone ─ ...
FEATURES ● 3½ digit, high contrast LCD, with a maximum display of 1999.● Automatic polarity indication, zero adjust.● Low battery (BAT) indication.● Over range indication: highest digit of (1) or (-1). ANALOG DISPLAY ● Large 90º wide and 84mm long mirror scale. (adapted to digital, analog maximum indication 2400).● Peak hold mode.● Shock and vibration resistant TAUT BAND movement.● Switch selection normal (left hand side) zero or center (galvo-mode) zero. Polarity + or -, pointer turn to right hand side, avoid opposite direction.● Centre zero and ohm zero : automatic● Dimensions: 167(L) × 102(W) × 39(D)mm SPECIFICATIONS DC...
FEATURES ● Safely operates at low voltage ● Measures system voltage.● Measures capacitance of test point if system voltage is known.● Checks phase rotation of cables.● Phases out cables.● Rugged - comes with portable case.● Operates from potential test point of elbow connec-tors.● Battery operated. SPECIFICATIONS Voltage ranges 0~16kV / 0~32kV Accuracy ±8% (exclusive of tap capacitance variations) Tap capacitance setting 0.4 to 3.0 pF continuous per channel Frequency 50 or 60 Hz Dimensions 250(L) × 190(W) × 110(D)mm Weight (battery included) Approx. 1420g Power source 1.5V (AA) × 4 Safety standard EN 61326-1