Extech Instruments 382252 Скачать руководство пользователя страница 7

382252-en-GB_V1.5   1/17 

7

Maintenance 

Battery Replacement 

When the low battery icon '  

  ' appears on the LCD, the meter's batteries must be changed. 

1.  Remove power and disconnect the test leads from the meter. 
2.  Remove the tilt stand from the rear of the meter. 
3.  Remove the 4 battery compartment screws with a Phillips head screwdriver. 
4.  Remove the battery compartment cover and replace the six 1.5V 'AA' batteries. 
5.  Affix compartment cover and tighten screw. 
6.  Reattach the tilt stand. 

You, as the end user, are legally bound (

Battery ordinance

) to return all 

used batteries and accumulators; 

disposal in the household garbage is 

prohibited!

 

You can hand over your used batteries / accumulators at collection points 
in your community or wherever batteries / accumulators are sold! 

Disposal: 

Follow the valid legal stipulations in respect of the disposal of the device at the 

end of its lifecycle 

 

Cleaning and Storage 

Periodically wipe the meter's case with a damp cloth and mild detergent; do not use abrasives or 
solvents. If the meter is not to be used for a period longer than 60 days, remove the batteries and 
store them separately. 

 

Specifications 

General Specifications 

Measurements 

Earth Ground Resistance (in 3 ranges), Earth Voltage, 
AC Voltage to 750V and DC Voltage to 1000V and resistance.

 

Display 

Large LCD with dual display 

Sampling Time 

2.5 times per second 

Test lead length 

Red lead: 50' (15m), Yellow: 33' (10m), Green: 16' (5m) 

Over-range indication 

'1' displayed as most significant digit 

Power supply 

Six 1.5V 'AA' batteries (included) 

Low battery indication 

LCD displays    

     icon 

Auto Power Off 

After approximately 15 minutes of use 

Safety 

EN-61010-1 category III 

Weight 

700g (24.7oz) with batteries 

Dimensions 

200 x 92 x 50 mm (7.9 x 3.62 x 2") 

Operating Conditions 

0ºC to 40ºC (32ºF to 104ºF), with < 80% RH 

Storage Conditions 

-10ºC to 60ºC (14ºF to 140ºF), with < 70% RH 

 

Содержание 382252

Страница 1: ...User Manual Earth Ground Resistance Tester Kit Model 382252 Additional User Manual Translations available at www extech com ...

Страница 2: ...anual Environmental safety information Do not use meter outdoors when precipitation is likely Installation Category III Pollution degree 2 Altitude 2000 meters max Ambient conditions 32 to 104o F 0 to 40o C RH 80 max Observe the following international safety warning symbols Safety Symbols Caution Refer to this manual before using this meter Dangerous Voltages Meter is protected throughout by doub...

Страница 3: ...EST key Enables Earth Resistance and Earth Voltage Tests 6 Function Selector switch Selects desired range and function Top View 1 V C Input Red 2 P Input Yellow 3 COM E Input Green Display Description 1 Test status Icon 2 Battery Charge indicator 3 Voltage Unit indicator 4 Audible Signal Icon 5 k Units Indicators 6 Measurement Value 7 AC DC Voltage Indicators 8 Low Battery Icon 9 HOLD Icon 1 2 3 4...

Страница 4: ...rm this adjustment for each range Test Connection Diagram 1 382252 Meter 2 Green Test Lead E 3 Yellow Test Lead P 4 Red Test Lead C 5 Existing Ground rod 6 P1 Auxiliary Earth Bar 7 C1 Auxiliary Earth Bar Earth Voltage Test 1 Set the Function selector switch to the EARTH VOLTAGE position AC or DC 2 Connect the 2 Voltage test leads to the meter Connect the black and red leads connect the black lead ...

Страница 5: ...ow lead 3 to Earth Bar P1 6 Red lead 4 to the Earth Bar C1 7 4 Set the meter s function switch to the desired resistance range 20 200 2000Ω 5 Zero the range as described in the Zero adjustment procedure above 6 Press the TEST button The icon will flash and the audible signal will sound 7 Note the displayed reading 8 If high resistance is detected note the value and take appropriate steps to correc...

Страница 6: ...ector 2 Set the function selector switch to the 1000V DC position 3 Connect the test probes to the circuit under test 4 Note the displayed Voltage value Three terminal Ground Resistance Measurement 1 Using the Red and Green 1 5m test leads with the alligator clips Connect one of the banana jacks of the red test lead to the V C connector Red and the other to the P Yellow connector on the meter 2 Co...

Страница 7: ...pect of the disposal of the device at the end of its lifecycle Cleaning and Storage Periodically wipe the meter s case with a damp cloth and mild detergent do not use abrasives or solvents If the meter is not to be used for a period longer than 60 days remove the batteries and store them separately Specifications General Specifications Measurements Earth Ground Resistance in 3 ranges Earth Voltage...

Страница 8: ...0 Vrms Input Impedance 10M DC Voltage 0 to 1000V 1V 0 8 reading 3 digits Overload Protection 1000 Vrms Input Impedance 10M Kit contents 382252 Earth Ground Resistance Meter 2 Ground rods zinc plated iron 22cm 6 AA alkaline batteries 3 Ground rod test cables Red 15m Yellow 10m Green 5m 2 Test leads for Ground Resistance with alligator clips Red and Green 1 5m 2 Test leads for Voltage Resistance Bla...

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