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Sew 2726 NA
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FEATURES
● Microprocessor-controlled.● Built-in earth tester.● Built-in loop/psc tester. 0.03-2000Ω (software ctrl).● Built-in voltmeter.● Built-in wiring checker.● One push button smart control.● Display L-N and L-E voltages. 50 to 280Vac (sine).● Display line path impedance. 0.01-2000Ω (software ctrl).● Display earth path impedance. 0.01-2000Ω (software ctrl).● Display neutral path impedance. 0.01-2000Ω (software ctrl).● Display psc line to neutral. 6kA@230Vac> supply.● Display psc line to earth. 6kA@230Vac> supply.● Re-scroll through previous results.● Bat. ok/low battery indicator.● Auto-off function.● Color coded test leads.● Rugged Case.● Ultra low power consumption.
SPECIFICATIONS
Loop / Earth / Wires
0.03-2000Ω (auto-ranging)
Prospective short circuit
0~6kA at 230Vac
Operating voltage
50V~275Vac (50Hz)
Best performance at rated voltage
230Vac ± 20V Max.10A
Accuracy of voltage
±1%(210~250V) ±3% otherwise
Accuracy of loops / earth
±2% (0.05~50Ω)
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Electrical Network Analyzers
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Sew 4126 NA
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FEATURES
● Microprocessor-controlled.● 2 Lines × 16 Characters LCD.● Auto-ranging / Auto-off.● One Push Button Operation.● Low Consumption.● Better than 3% Accuracy(0.05-50Ω).● Wiring Integrity Check(display + LEDs).● Over temperature protection and indication.● Stores previous readings.● Measures : L-E and L-N AC voltages. L-E and L-N Loop Impedance. Prospective short circuits L-E and L-N. Earth Spike, Line and Neutral Impedances.
SPECIFICATIONS
Loop / Earth / Wires
0.03-2000Ω (auto-ranging)
Prospective short circuit
0~6kA at 230Vac
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Electrical Network Analyzers
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Sew 165 CB
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FEATURES
Multi-purpose Cable Tester
● 165 CB is an ideal tool which can test the correct pin configuration for different kinds of cables.● For testing: -RJ45/RJ11 -USB -COAX -BNC cable -Multi-wire cable● Auto-scan and manual-check function● Buzzer sound warning for wire status● 2 LED module indicators on the master unit which can do both of transmitter and receiver functions for RJ45/RJ11 cable testing. Users don't need to use the receiving unit.● 165 CB provides a variety for checking cable continuity, open status, short status and miss-wired. ● Ground (shielded ) wire test.● LED indication for wire status.● Power source : 9V batteryAmplifier Probe
● The Amplifier Probe is designed to identify and trace wires or cables within a group without damaging the insulation. ● The flashlight function for easier cable tracing in the dark.● An LED indication for the signal strength. ● Volume control for increased sensitivity and adjustable to suit work environment.● Recessed... |
Cable Tester and Cable Tracer
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Sew 162 CB
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FEATURES
Filter Probe
● Works with any Tone Generator to identify wires.● Volume control for increasing sensitivity and adjustable to suit work environment.● 2 operation modes: Filter on / Filter off.● The auto-off function (5 minutes) prevents battery consumption.● Power supply is available in any 9V battery with a life of approximately 50 hours.● A phone jack is designed for headset or handset.● Flashlight function.Tone Generator● Tone Generator is a great tool for locating and identifying cable pairs or individual conductors.● 162 CB-G doesn't only provide the function of a tone generator, but also serves as a continuity and polarity tester.● A tone selector switch located inside the unit for selection of the fast tone or the slow tone.● Two bi-colored LEDs for Line1 and Line 2 indication
of the polarities of the telephone lines.● The unit has alligator type terminals, a modular cable of 4 conductors with a strong connector.● The tone and continuity functions are only... |
Cable Tracers
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Sew 179 CB
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FEATURES
Amplifier Probe
● The Amplifier Probe is designed to identify and trace wires or cables within a group without damaging the insulation.● Works with any Tone Generator to identify wires.● Volume control for increased sensitivity and adjustable to suit work environment.● Recessed ON/OFF button prevents battery drain.● A phone jack is designed for headset or handset.
Tone Generator
● Tone Generator is a great tool for locating and identifying cable pairs or individual conductors. ● 181 CB-G does not only serve as a tone generator, but also serves as a continuity and polarity tester. ● A tone selector switch located inside the unit for selection of the fast tone or the slow tone.● The continuity function is only applied to Line 1.● Two bi-colored LEDs for Line1 and Line2 indication of the polarities of the telephone lines. ● The unit has alligator type terminals, a modular... |
Cable Tracers
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Sew 180 CB
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FEATURES
Amplifier Probe
● The Amplifier Probe is designed to identify and trace wires or cables within a group without damaging the insulation.● Works with any Tone Generator to identify wires.● Volume control for increased sensitivity and adjustable to suit work environment.● Recessed ON/OFF button prevents battery drain.● A phone jack is designed for headset or handset.
Tone Generator
● Tone Generator is a great tool for locating and identifying cable pairs or individual conductors. ● 180 CB-G doesn't only provide the function of a tone generator, but also serves as a continuity and polarity tester.● Test results are displayed by a bi-colored LED.
SPECIFICATIONS
Amplifier Probe
Frequency
1Hz~12kHz
Receiver distance
< 50cm
Sensitivity control
ˇ
Probe tip
Fixed
Power source
9V(6F22) × 1
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Cable Tracers
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Sew 181 CB
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FEATURES
Amplifier Probe
● The Amplifier Probe is designed to identify and trace wires or cables within a group without damaging the insulation.● Works with any Tone Generator to identify wires.● Volume control for increased sensitivity and adjustable to suit work environment.● Recessed ON/OFF button prevents battery drain.● A phone jack is designed for headset or handset.
Tone Generator
● Tone Generator is a great tool for locating and identifying cable pairs or individual conductors. ● 181 CB-G does not only serve as a tone generator, but also serves as a continuity and polarity tester. ● A tone selector switch located inside the unit for selection of the fast tone or the slow tone.● The continuity function is only applied to Line 1.● Two bi-colored LEDs for Line1 and Line2 indication of the polarities of the telephone lines. ● The unit has alligator type terminals, a modular... |
Cable Tracers
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Sew 183 CB
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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
─
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Cable Tracer and Phone Tester
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