Extech Instruments EX542 Скачать руководство пользователя | Manualshive

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User's Guide

Wireless TRMS Multimeter

Model EX542

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Содержание EX542

Страница 1: ...User s Guide Wireless TRMS Multimeter Model EX542...

Страница 2: ...or more terminals identifies them as being associated with ranges that may in normal use be subjected to particularly hazardous voltages For maximum safety the meter and its test leads should not be h...

Страница 3: ...r IEC 61010 2 USE EXTREME CAUTION when working with high voltages 3 DO NOT measure voltage if the voltage on the COM input jack exceeds 1000V above earth ground 4 NEVER connect the meter leads across...

Страница 4: ...uity Diode test Battery status n nano 10 9 capacitance micro 10 6 amps cap m milli 10 3 volts amps A Amps k kilo 10 3 ohms F Farads capacitance M mega 10 6 ohms RF transmitter active Ohms PEAK Peak Ho...

Страница 5: ...f Electrocution The probe tips may not be long enough to contact the live parts inside some 240V outlets for appliances because the contacts are recessed deep in the outlets As a result the reading ma...

Страница 6: ...easurements for longer than 30 seconds Exceeding 30 seconds may cause damage to the meter and or the test leads 1 Insert the black test lead banana plug into the negative COM jack 2 For current measur...

Страница 7: ...the red test probe tip to the hot side of the circuit 8 Apply power to the circuit 9 Read the current in the display In the 10AAC range right auxiliary display frequency 10 Press and hold the MODE but...

Страница 8: ...M jack and the red test lead banana plug into the positive V jack 3 Press the MODE button to indicate and V on the display 4 Touch the test probes to the diode under test Forward voltage will typicall...

Страница 9: ...t 30 seconds 5 Read the temperature in the display Note The temperature probe is fitted with a type K mini connector A mini connector to banana connector adaptor is supplied for connection to the inpu...

Страница 10: ...key to activate the MAX MIN recording mode The display icon MAX will appear The meterleft auxiliary displaywill display and hold the maximum reading and will update only when a new max occurs The disp...

Страница 11: ...the initial storage number 0000 Press it again to change back On the right upper aux display shows XXXX which states how many current storage locations are used 4 Press STORE button again to enter in...

Страница 12: ...will flash while the stored data sent sent to the pc SETUP 1 Press and Hold the RANGE SETUP button for two seconds to enter the SET function The first of five settable functions will appear 2 Press t...

Страница 13: ...NLY FRESH BATTERIES OF THE RECOMMENDED SIZE AND TYPE Remove old or weak batteries so they do not leak and damage the unit 6 IF THE METER IS TO BE STORED FOR A LONG PERIOD OF TIME the batteries should...

Страница 14: ...er cover 1 Disconnect the test leads from the meter 2 Remove the protective rubber holster 3 Remove the battery cover two B screws and the battery 4 Remove the six A screws securing the rear cover 5 G...

Страница 15: ...V 0 1V All AC voltage ranges are specified from 5 of range to 100 of range DC Current 400 A 0 01 A 1 0 reading 3 digits 4000 A 0 1 A 40mA 0 001mA 400mA 0 01mA 10A 0 001A 20A 30 sec max with reduced ac...

Страница 16: ...z 0 0001MHz 40MHz 0 001MHz 100MHz 0 01MHz Not specified Sensitivity 0 8V rms min 20 to 80 duty cycle and 100kHz 5Vrms min 20 to 80 duty cycle and 100kHz Frequency electrical 40 00HZ 4KHz 0 01HZ to 0 0...

Страница 17: ...2 times per second nominal Low Battery Indication is displayed if battery voltage drops below operating voltage Battery One 9 volt NEDA 1604 battery Fuses mA A ranges 0 5A 1000V ceramic fast blow A ra...

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