Showing results: 31 - 45 of 333 items found.
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Bee Instruments
This Centre zero instruments help to read the voltage irrespective of polarity.
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24550 -
Lisle Corp.
Safe for automotive computers. Won’t damage sensitive electronic components. Draws less than 21 mA. at 12 volts DC. Operating range 3-28 volts. The red light indicates positive polarity, green indicates negative polarity.
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1812 EL -
Standard Electric Works Co., Ltd
● Microprocessor-controlled.● 2Lines × 16 Characters LCD.● Very low consumption.● Menu-driven.● Accurate digital readout of disconnection time.● Automatic data hold function.● Zero Crossing Circuitry permit testing at 0° or 180°.● Disconnection Phase Polarity shown on LCD display.● Auto-off and off override.● Polarity Trip indicator (Positive of Negative Phase).● Wiring polarity indicator.● Measure voltage and frequency between Line and Earth before testing.
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Typ Pot 1 -
MAGMESS Magnet-Messtechnik
To the statement of the polarity (north - south) and the arrangement of magnetic poles (sensor foil).
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MDPPVT -
Matco Tools
*Quickly tests for voltage*Reads 5V - 35V*Can be checked on reverse polarity
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GT3108 -
GAM Products, Inc.
The GamChek is a quick and easy way to check your dimmer output for power, correct polarity and ground. If you have a live power outlet and will also alert you if there is a problem with polarity and if there is a correct ground path. Label on the back on the unit indicates circuit continuity.
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4112 EL -
Standard Electric Works Co., Ltd
● Microprocessor-controlled.● 2 Lines × 16 Characters LCD.● Very low consumption.● Menu-driven.● Accurate digital readout of disconnection time.● Automatic data hold function.● Zero Crossing Circuitry permit testing at 0° or 180°.● Disconnection Phase Polarity Shown on LCD.● Auto off and off override.● Polarity Trip indicator (Positive or Negative Phase).● Wiring polarity indicator.● Measure voltage between line and earth before testing.● Indicates frequency of voltage L-E.
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1813 EL -
Standard Electric Works Co., Ltd
● Microprocessor-controlled.● 2 Lines × 16 characters LCD.● Very low consumption.● Suitable for domestic version.● Better than 3% accuracy (current).● Menu-driven.● Accurate digital readout of disconnection time.● Accurate digital readout of disconnection sensitivity.● Automatic data hold function.● Zero crossing circuitry permit testing at 0° or 180°.● Disconnection phase polarity shown on LCD display.● Auto off and off override.● Polarity trip indicator (positive or negative phase)● Wiring polarity indicator.● Measure voltage between Line and Earth before testing.● 60Hz available.
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2712 EL -
Standard Electric Works Co., Ltd
● Microprocessor-controlled.● 2 Lines × 16 characters LCD.● Very low consumption.● 50Hz and 60Hz operation.● Menu-driven.● Accurate digital readout of disconnection time.● Automatic data hold function.● Over temperature protection.● Over voltage protection.● Fuse protection.● Zero crossing circuitry permit testing at 0° or 180°.● Disconnection phase polarity shown on LCD display.● Auto off and off override.● Polarity trip indicator (positive or negative phase)● Wiring polarity indicator.● Measure voltage between Line and Earth before testing.● Frequency measurement indication.
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R422C -
Keysight Technologies
The Keysight R422C is an 26.5 to 40 GHz GaAs planar-doped barrier diode detector. This waveguide detector has negative output polarity.
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Part No.s RF300, RF303 -
Teledyne Defense Electronics Relays & Coax Switch
TO-5 hermetically sealed package, through-hole mounted, non -latching, DPDT, with high insertion loss repeatabilityBandwidth: DC - 3GHzSignal Integrity up to 10GbpsAvailable options include:RF300D - transient protection diodeRF300DD - transient and reverse polarity protection diodesRF303 - low power coilRF303D - low power coil, transient protection diodeRF303DD low power coil, transient and reverse polarity protection diodesResistive: 1A /28Vdc