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Sew 1120 ER
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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... |
3 Wire (Digital) Earth Resistance Testers
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Sew 1820 ER
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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... |
3 Wire (Digital) Earth Resistance Testers
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Sew 2120 ER
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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... |
3 Wire (Digital) Earth Resistance Testers
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Sew 2720 ER
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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.● Battery test indication.● Calibration performed with supplied test... |
3 Wire (Digital) Earth Resistance Testers
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Sew 4120 ER
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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.● Battery test indication.● Calibration performed with supplied test... |
3 Wire (Digital) Earth Resistance Testers
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Sew 4235 ER
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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.
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4 Wire Earth Resistance & Resistivity Testers
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Sew 4236 ER
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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.● Optical USB to RS-232 data... |
4 Wire Earth Resistance & Resistivity Testers
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Sew 2734 ER
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● Microprocesser-controlled with advanced safety features.● 4-wire testing only.● Automatic C spike check.● Auto power-off.● Auto data hold.● Large LCD (2000 counts).● Protective terminal cover.
SPECIFICATIONS
Measuring ranges
Earth Resistance 0-20Ω / 0-200Ω / 0-2000Ω Earth Voltage 0-200V AC
Accuracy
Earth Resistance ±2%rdg±3dgt Earth... |
4 Wire Earth Resistance Testers
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Sew 4234 ER
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● Microprocesser-controlled.● Earth testing at 2Ω, 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.● Robust, compact and easy-to-carry.
SPECIFICATIONS
Measuring ranges
Earth Resistance 0-2Ω / 0-20Ω / 0-200Ω /... |
4 Wire Earth Resistance Testers
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Sew 506 EL
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FEATURES
● High quality movement.● Compact and lightweight; easy to use and store.● Mirror scale: for easier viewing & reading.● Built-in stand makes reading and measuring easy.● 200μA full scale value.● Fuse-protected.● Low battery indication.
SPECIFICATIONS
AC Leakage Current
Measuring range
0.3mA-1mA-3mA-10mA-30mA
Accuracy
±2% of full scale
Input... |
AC & DC Analog Leakage Meters
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Sew 507 EL
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FEATURES
● High quality movement.● Compact and lightweight; easy to use and store.● Mirror scale: for easier viewing & reading.● Built-in stand makes reading and measuring easy.● 200μA full scale value.● Fuse-protected.● Low battery indication.
SPECIFICATIONS
AC Leakage Current
Measuring range
0.3mA-1mA-3mA-10mA-30mA
Accuracy
±2% of full scale
Input... |
AC & DC Analog Leakage Meters
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Sew 2108 EL
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FEATURES
● High quality Taut Band movement.● Four functions : DC current, AC current, AC+DC current, and ACV measurement.● Three input resistance ranges: 1kΩ,1.5kΩ and 2kΩ.● 200uA full scale value.● ±2.5% full scale value accuracy.● Built-in overload protection circuit.● Robust, compact and easy to carry.
SPECIFICATIONS
Ranges
DC... |
AC & DC Analog Leakage Meters
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Sew 1807 TB
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FEATURES
● AC Voltage Input/output range: 100~240 Vac● Frequency: 50~60Hz● Current: 10A
SPECIFICATIONS
Current capacity
10Aac(125V)
Withstand voltage
2210Vac for 1 minute between the electric circuit and the case
ACV Input/Output
100~240V 50/60Hz
Dimensions
170(L) x 165(W) x 92(D)mm
Weight
Approx. 820g
Meets
EN 61010-1 CAT.Ⅲ... |
AC & DC Analog Leakage Meters
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Sew ST-2600
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FEATURES
● Full auto range for V.A and Ω functions. ● Data hold function freezes the reading in dimly lit or hard to reach places. ● Low battery indication. ● Built-in buzzer for continuity test.● Safety design throughout with no exposed metal parts. Shielded banana... |
AC Clamp Meters
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Sew ST-3620
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FEATURES
● 3½ digit liquid crystal display with maximum reading of 1999.● Over range indication : "1" is displayed on highest digit.● Low battery indication: "B" sign appears on the display.● Response time: approx. 1 second.● Data hold: for all ranges
SPECIFICATIONS
AC A
200 / 1500A ±(2.0%rdg+4dgt) (40Hz-1kHz)
AC V
200 / 750V... |
AC Clamp Meters
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Sew ALS-1
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FEATURES
● x10 Model allows for more accurate measurements of low amperage devices.● Direct reading x1 mode.● 4mm Voltmeter input jacks.● Intergrated ground conductor.● 10 amp capacity.
SPECIFICATIONS
Input/Output line connector
3 prong U.S. standard
Max. Voltage/Ampere rating
120Vac(±10%)/10Aac
Operating Temperature & Relative Humidity
0℃~50℃... |
AC Line Separators
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Sew ALS-2
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FEATURES
● x10 Model allows for more accurate measurements of low amperage devices.● Direct reading x1 mode.● 4mm Voltmeter input jacks.● Intergrated ground conductor.● 10 amp capacity.● 10cm plug cord for greater flexibility.
SPECIFICATIONS
Input plug
US / Europe
Output socket
3 prong U.S. standard
Cord length
10cm
Max. Voltage/Ampere... |
AC Line Separators
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Sew HLV-1
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FEATURES
● Designed to proof. AC voltage detectors AC voltage testers● Compact, handheld, and easy to carry and use.● Battery operated.● LED indicates when power is "ON".● Normal 4mm test leads.
SPECIFICATIONS
Output voltage
H terminal: AC 400V (± 20%) L terminal: AC 100V (± 20%)
Frequency
50-60Hz
Power on indicator
ˇ
Operating temperature
0°C ~... |
AC Voltage Proving Units
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Sew HLV-2
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FEATURES
● Designed to proof. AC voltage detectors AC voltage testers● Compact, handheld, and easy to carry and use.● Battery operated.● LED indicates when power is "ON".● Normal 4mm test leads.
SPECIFICATIONS
Output voltage
H terminal: AC 690V (±20%) L terminal: AC 100V (±20%)
Frequency
50-60Hz
Power on indicator
ˇ
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AC Voltage Proving Units
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Sew HLV-3
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FEATURES
● Designed to proof. AC voltage detectors AC voltage testers● Compact, handheld, and easy to carry and use.● Battery operated.● LED indicates when power is "ON".● Normal 4mm test leads.
SPECIFICATIONS
Output voltage
H terminal: AC 415V (±20%) L terminal: AC 230V (±20%)
Frequency
50-60Hz
Power on indicator
ˇ
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AC Voltage Proving Units
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