A.W. Sperry Instruments 3005 Operating Instruction Download Page 1 | Manualshive

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8/05

Form #270

OPERATING

INSTRUCTION

MODEL 3005
DIGITAL INSULATION-CONTINUITY TESTER

99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431

Visit us at www.TestEquipmentDepot.com

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Summary of Contents for 3005

Page 1: ... 05 Form 270 OPERATING INSTRUCTION MODEL 3005 DIGITAL INSULATION CONTINUITY TESTER 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 2: ...t is essential to understand the safety rules contained in the manual They must be observed on using the instrument Be sure to observe the above rules strictly Not following the instructions may cause injury or instrument damage The symbol on the instrument means that the user must refer to the relevant section of this manual for safe operation of the instrument There are three kinds of the symbol...

Page 3: ... take measurement in the presence of flammable gasses Otherwise the use of the instrument may cause sparkling which leads to an explosion Always keep your fingers behind the barrier on test probe during measurement Never use the instrument if its surface or your hand is wet Never open the battery compartment cover while taking measurement WARNING Do not attempt to take any measurements if any abno...

Page 4: ...00mA min Accuracy 1 5 rdg 5dgt 1 5 rdg 3dgt AC Voltage Indication 0 600V 5 rdg 3dgt 5 2 FEATURES MODEL 3005 are microprocessor controlled insulation continuity testers Designed to safety standards IEC 61010 1 Overvoltage CAT III 300V Contamination Degree 2 IEC 61010 2 31 Safety requirements for hand held probe assemblies Bar graph to indicate measured results Strap belt to make both hands operatio...

Page 5: ...00Ω 280V DC AC p p for 10 seconds Range Protection by fusing 7 Typical Number of Measurements central tendency for supply voltage up to 8V Insulation Resistance Ranges Approx 1000 times min at load 0 5MΩ Continuity Ranges Approx 700 times min at load 1Ω Operating Errors IEC 61557 2 4 Functions Range Measuring range to keep Maximum percentage operating error operating error 20MΩ 0 50 19 99MΩ 1000V ...

Page 6: ...sions 185 L x 167 W x 89 D mm approx Weight 900g approx including batteries Power Source 8 x R6P 1 5V AA or equivalent Auto power off Function Automatically turns off approx 10 minutes after the last switch operation Consumption current approx 75µA Accessories Test Probe MODEL7122 x 1 set Strap belt x 1 Test probe pouch x 1 Batteries R6P x 8 Instruction manual x 1 Spare fuse F600V 500mA x 1 8 ...

Page 7: ...ES 4 3 Connector 11 4 2 LCD DISPLAY 1 INSULATION RESISTANCE SCALE 2 BAR GRAPH 3 CONTINUITY SCALE 4 LIVE CIRCUIT WARNING AC LIVE CIRCUIT DISCHARGE VOLTAGE WARNING 0 2V 0 2V 3 30V 3 60V 31 60V 61 120V 61 120V 121 240V 120V over 240V over 5 AUTONULL OPERATION 6 BATTERY VOLTAGE WARNING 7 CONTINUITY INSULAATION RESISTANCE RANGE SETTING 8 UNIT 10 1 7 11 8 9 10 3 2 4 5 6 ...

Page 8: ...ed to LINE terminal of connector terminal 12 6 OPERATION 6 1 Disconnection and check of power source of the circuit under test DANGER To avoid possible electrical shock do not perform measurements on energized LIVE circuits Never make measurements with the battery compartment cover removed CAUTION Never press the test button if the live circuit warning is indicated or the warning buzzer sounds Thi...

Page 9: ...l shock measurements must be performed on de energized circuits only When the test button is pressed with the range selector switch in the MΩ position take care not to touch the tip of the test probe and the circuit under test where a high voltage is present in order to avoid possible shock hazard Never make measurement with the battery compartment cover removed CAUTION Never press the test button...

Page 10: ...aken Set the function switch to the AUTO NULL position Short the test probes red and black and press the test button Then the resistance of the test probes is displayed and memorized with microprocessor Set the function switch to Ω position Connect the test probes to the circuit under test and press the test button Read the resistance value from the LCD NULL symbol is displayed while AUTO NULL fun...

Page 11: ...tery compartment and replace the fuse Fuse type 600V 500mA F quick acting ceramic fuse 6 35 x 32mm 19 7 FUNCTIONS 7 1 AUTO NULL When conducting continuity tests the contact resistance of test probes etc is automatically subtracted before the real resistance is displayed to obtain more accurate reading This function is invalid when the contact resistance etc is 10Ω or more NULL symbol is displayed ...

Page 12: ...xact nature of the fault Before returning the instrument make sure that a Operating instructions have been followed b Leads have been inspected c Fuse has been checked d Battery has been checked e The unit is returned with all accessory leads Remember the more information written about the fault the quicker it will be serviced 21 9 CASE AND STRAP BELT ASSEMBLY By hanging the instrument around the ...

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