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Here, you will find out more about our company,KKInstruments. And hopefully, you will get to...
In engineering, the airflow or air flow is a measurement of the amount of air per unit of time...
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Follow legal stipulations and at the same time save costs in deep-frying.
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World's best-in-class accuracy 2D measurement systemA sophisticated height gage offering...
The KKInstruments high voltage testing equipment range has been specially designed for the safe and...
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Electrical impedance is the measure of the opposition that a circuit presents to a current when a...
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For items selling at promotional price, we only accept walk-in, cash and carry from any of...
A refractometer is a laboratory or field device for the measurement of an index of refraction...
Sound is a sequence of waves of pressure that propagates through compressible media such as air...
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Application: Accurately measuring remaining wall thickness of metal pipes, tanks, beams, ship...
Vibration is a mechanical phenomenon whereby oscillations occur about an equilibrium point. The...
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Sew 2120 ER | FEATURES ● Capable of measuring earth resistance and earth voltage.● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current breakers in the circuit under test.● The leads are supplied as standard accessories for simplified two-wire measuring system.● 0Ω adjustment. ● Battery operated.● Data hold function.● Low battery indication.● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth voltage 0-200 Vac(40-500Hz) Accuracy Earth resistance ±(2%rdg+2dgt) or ±0.1Ω, which is greater Earth voltage ±(1%rdg+2dgt) Earth resistance resolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2000Ω : 1Ω Measuring system Earth Resistance by constant current inverter 820Hz approx. 2mA Display 3½ digit (2000 counts) 0Ω adjustment ˇ Open circuit indication LED will be unlit Low battery indication “ “symbol... | 3 Wire (Digital) Earth Resistance Testers |
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Sew 1820 ER | FEATURES ● Capable of measuring earth resistance and earth voltage.● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current breakers in the circuit under test.● The leads are supplied as standard accessories for simplified two-wire measuring system.● Battery operated.● Data hold function.● Low battery indication.● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth voltage 0-200 Vac(40-500Hz) Accuracy Earth resistance ±(2%rdg+2dgt) or ±0.1Ω, which is greater Earth voltage ±(1%rdg+2dgt) Earth resistance resolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2000Ω : 1Ω Measuring system Earth Resistance by constant current inverter 820Hz approx. 2mA Display 3½ digit (2000 counts) Open circuit indication LED will be unlit Low battery indication “ “symbol appears on the display Data hold indication ... | 3 Wire (Digital) Earth Resistance Testers |
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Sew 1120 ER | FEATURES ● Capable of measuring earth resistance and earth voltage.● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current breakers in the circuit under test.● The leads are supplied as standard accessories for simplified two-wire measuring system.● 0Ω adjustment. ● Battery operated.● Data hold function.● Low battery indication.● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth voltage 0-200 Vac(40-500Hz) Accuracy Earth resistance ±(2%rdg+2dgt) or ±0.1Ω, which is greater Earth voltage ±(1%rdg+2dgt) Earth resistance resolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2000Ω : 1Ω Measuring system Earth Resistance by constant current inverter 820Hz approx. 2mA Display 3½ digit (2000 counts) 0Ω adjustment ˇ Open circuit indication LED will be unlit Low battery indication “ “symbol appears on the display Data hold... | 3 Wire (Digital) Earth Resistance Testers |
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Sew ST-1520 | ● Capable of measuring earth resistance and earth voltage.● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current breakers in the circuit under test.● Auto power off function.● The timer operates automatically for about three to five minutes when the "PUSH BUTTON SWITCH" and "TIMER ON BUTTON" are pressed together. This will keep test "ON" for the duration of the timer.● Timer for test function (count 3-5 minutes).● Battery operated.● Data hold function.● Small and light weight.● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth voltage 0-200 Vac (40-500Hz) Accuracy Earth resistance ±(2%rdg+2dgt) or ±0.1Ω, which is greater Earth voltage ±(1%rdg+2dgt) Earth resistanceresolution 0-20Ω : 0.01Ω 0-200Ω : 0.1Ω 0-2000Ω : 1Ω Measuring system Earth Resistance by constant current inverter 820Hz approx. 2mA. ... | 3 Wire (Digital) Earth Resistance Testers |
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Sew 1620 ER | ● Microprocesser-controlled. ● Measures earth resistance in three ranges : 40Ω, 400Ω, 4kΩ.● Capable of measuring earth voltage.● 3 ¾ digit (4000 counts).● LCD backlight display.● 2mA measuring current permits the testing of earth resistance without tripping earth leakage current breakers in the circuit under test.● Data hold function.● Relative function.● Auto power-off function.● Low battery indication.● Calibration performed with supplied test leads. SPECIFICATIONS Measuring ranges Earth Resistance 0~40Ω / 0~400Ω / 0~4kΩ Earth Voltage 0~400V (40~500Hz) Accuracy Earth Resistance ±(2%rdg+3dgt) Earth Voltage ±(2%rdg+3dgt) Earth resistanceresolution 0~40Ω : 0.01Ω 0~400Ω : 0.1Ω 0~4kΩ : 1Ω Measuring system Earth resistance by constant current inverter 820 Hz, 2mA approx. Dimensions 163(L) x 102(W) x 50(D)mm Weight (battery included) Approx. 440g Power source 1.5V (AA) x 6 Safety standards EN 61010-1 CAT IV 400V EN 61326-1 EN 61557-1 EN 61557-5 | 3 Wire (Digital) Earth Resistance Testers |
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Sew 6201 IN (Ranges: 5kV, 10kV) | FEATURES ● Microprocessor-controlled.● High quality Taut Band movement.● Two insulation test voltages.● Insulation resistance, auto ranging on all ranges.● Low Battery LED indication.● Beeper warning of external voltage.● Fully protected : crow bar.● Housed in carry case. SPECIFICATIONS Test voltage (DC V) 5000V 10000V Measuring ranges 0-200GΩ 0-400GΩ Accuracy ±5% of full scale Live warning >500V AC Operating-temperature 0°C to 40°C Operating-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 | Analogue (1kV up) H.V. Insulation Testers |
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Sew 6200 IN (Ranges: 2.5kV, 5kV) | FEATURES ● Microprocessor-controlled.● High quality Taut Band movement.● Two insulation test voltages.● Insulation resistance, auto ranging on all ranges.● Low Battery LED indication.● Beeper warning of external voltage.● Fully protected : crow bar.● Housed in carry case. SPECIFICATIONS Test voltage (DC V) 2500V 5000V Measuring ranges 0-100GΩ 0-200GΩ Accuracy ±5% of full scale Live warning >500V AC Operating-temperature 0°C to 40°C Operating-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 | Analogue (1kV up) H.V. Insulation Testers |
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Sew 6213A IN (Ranges: 0.5kV to 10kV 0.5kV increment steps) | FEATURES ● Microprocessor-controlled.● 2 ×16 characters; large intelligent LCD module.● 20 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.● Ener-Save™ feature to extend battery life.● Bar-graph indicates test voltage; rise and decay can be observed.● Visual and audible warning if external voltage is present (>500Vac or Vdc.)● Insulation resistance; auto-ranging on all ranges.● Overload protection.● Low battery indicator (read time battery voltage measurement).● Measures insulation time duration of the test.● Low battery consumption.● Better than 10% accuracy on all ranges.● Auto-off.● Calculates Dielectric Absorption Ratio (DAR) automatically.● Calculates Polarization Index (PI) automatically. SPECIFICATIONS Test voltage From 500Vdc to 10kVdc Adjustable in 500V steps Preset buttons 1kV / 2.5kV / 5kV / 10kV Measuring ranges 800kΩ-500GΩ (auto-ranging) Accuracy ± 5% ± 2 digits ... | Digital (1kV up) H.V. Insulation Testers |
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