Instruction Manual
Contents
1. Models size Measuring Input to mmm in diameter 279 output ratio ACO Model8004 660 Aa 1041 ACO Model8008 100 3000A 10 4 Model 7060 Model 7060 is an temperature probe with a measuring range from 20 C to 150 C AWARNING Do not make measurement on a metal part with a voltage more than 30V AC or 60V DC 6 Using Pointer Lock The pointer lock feature can be used for measurement in dimly light or hard to read locations a Make AC current AC voltage DC voltage or resistance measurement as described in section 5 POINTER LOCK BUTTON Z Lock CX RELEASE b Slide the pointer lock button to the left position c Take the reading away from the conductor or the circuit under test d To release the pointer lock slide the button to the right a Set the range switch to the TEMP x100 position b Insert the red test lead to the OHM terminal and the black test lead to the COM terminal c With the test leads shorted set the pointer over the 0 mark at the right end of the resistance scale using the OHM zero adjuster d Remove the test leads from the terminals e Insert Model 7060 s red plug to the OHM terminal and the black plug to the COM terminal f Touch the tip of the temperature probe to the part under test g Wait until the reading become stable then take the reading on the temperature scale 9 After sales Servi2. Fax 81 3 3723 0152 Factory Ehime www kew ltd co jp 9 09 92 1396D
3. INSTRUCTION MANUAL AC CLAMP METER WITH DC VOLT RANGE KEW SNAP 2608A Easy to use and dependable the instrument is especially designed to incorporate as many safety features as possible V TERMINAL COM TERMINAL POINTER LOCK BUTTON ZERO ADJUSTER SCALE PLATE KYORITSU ELECTRICAL INSTRUMENTS WORKS LTD 3 Specifications Measuring Range and Accuracy AC current 6 15 60 150 300A 3 of full scale AC voltage 150 300 600V 3 of full scale DC voltage 60V 3 of full scale x1Q 1kQ 25Q mid scale Resistance x10Q 10kQ 250 Q mid scale 2 of scale length 20 150 C 5 C 0 100 C Temperature with optional Model 10 C 7060 other ranges Overload Protection Range Maximum overload AC6 15A 60A AC for 10 sec AC60 150A 300A AC for 10 sec AC300A 360A AC for 10 sec AC150 300V 600V AC for 10 sec AC600V 720V AC for 10 sec DC60V 230V AC for 10 sec X1Q X10Q 230V AC protection by fuse Location for use Indoor use Altitude up to 2000m Storage Temperature and Humidity 10 50 C relative humidity up to 75 without condensation Operating Temperature and Humidity 0 40 C relative humidity up to 90 without condensation Conductor Size Approx 33mm diameter max Safety Standard TEC61010 1 CAT III 300V CAT II 600V IEC61010 2 031 IEC61010 2 032 Withstand Voltage 3700V AC for 1 minute between electrical circuit and housing cases or metal p
4. arts of jaws Dimensions 193 L x78 W x39 D mm Weight Approx 275g battery included PowerSource R6P DC1 5V battery or equivalent Accessories included Instruction manual Carrying case Model 9052 Test leads Model 7066 R6P battery included within the instrument Two 0 5A 600V fuses spare fuse included optional Model 8004 8008 Multi Tran Model7060 temperature probe 1 Safety Warnings This instrument has been designed and tested according to IEC Publication 61010 Safety Requirements for Electronic Measuring Apparatus This instruction manual contains warnings and safety rules which must be observed by the user to ensure safe operation of the instrument and retain it in safe condition Therefore read through these operating instructions when using the instrument AAWARNING Read through and understand instructions contained in this manual when using the instrument Save and keep the manual handy to enable quick reference whenever necessary Be sure to use the instrument only in its intended applications and to follow measurement procedures described in the manual Be sure to understand and follow all safety instructions contained in the manual Failure to follow the above instructions may cause injury instrument damage and or damage to equipment under test The symbol A indicated on the instrument means that the user must refer to related parts in the manual for safe operation of t
5. ce 9 1 Sending for Repair Make sure to provide description of the failure and your name address and telephone number Pack the instrument securely so that it will not be damaged during transportation and forward it to your distributor 9 2 Periodic Calibration In order to maintain measurement accuracy it is recommended that you forward the instrument to Kyoritsu Repair Center for calibration once every year NOTE Calibration is charged 7 Battery and Fuse Replacement A WARNING To avoid electric shock hazard make sure to remove the test leads from the instrument before trying to replace batteries Make sure to screw the bottom case back onto the instrument after battery or fuse replamement Do not install a battery or fuse that does not have the specified rating SCREW 7 1 Battery Replacement a Remove the test leads from the instrument b Remove the screw on the back side of the bottom case to open the instrument c Replace the battery with a new R6P battery or equivalent The new battery must be installed in the orientation indicated inside the instrument d Screw the bottom case back onto the instrument KYORITSU reserves the rights to change specifications or designs described in this manual without notice and without obligations KYORITSU ELECTRICAL INSTRUMENTS WORKS LTD No 5 20 Nakane 2 chome Meguro ku Tokyo 152 0031 Japan Phone 81 3 3723 0131
6. e accurate measurement cannot be made The maximum conductor size is 33mm in diameter When measuring a larger current the transformer jaws may buzz This is not a fault and does not affect the accuracy at all 5 2 AC Voltage Measurement AAWARNING Do not make measurement on a circuit above 600V AC This may cause shock hazard or damage to the instrument or equipment under test Do not make measurement with the bottom case removed Do not apply to the instrument voltage exceeding the limit for the overload protection feature Keep your fingers and hands behind the barrier during measurement a Set range switch to an AC voltage position When the order of the voltage under test is not known set the range switch to the highest 600V range b Insert the red test lead to the V terminal and the black test lead to the COM terminal c Connect the tip of the test leads to the circuit under test RED TEST LEAD ga Js BLACK as TEST LEAD d Take the reading on the scale for the selected range e After completing the measurement remove the test leads from the circuit under test Range Scale used Multiply reading by AC150V 150V x1 AC300 V 300 V x1 AC600 V 60 V X10 5 3 DC Voltage Measurement AWARNING Do not make measurement on a circuit above 60V DC Do not make measurement with the bottom case removed Keep you
7. e range switch to the x10 or x 10Q position b Insert the red test lead to the OHM terminal and the black test lead to the COM terminal c With the test leads shorted set the pointer over the 0 mark at the right end of the resistance scale using the OHM zero adjuster BLACK TEST LEAD d Connect the tip of the test leads to the circuit under test e Take the reading on the resistance scale and multiply it as follows Range Scale used Multiply reading by X19 x1 X10 X10 8 Optional Accessaries Model 8004 and 8008 Multi Trans Multi Trans extend existing current measuring range up to 3000A as well as the maximum conductor size AWARNING Do not make measurement on a circuit above 600V AC The transformer jaws are made of metal and their tips are not insulated Never touch the exposed metal parts under test with jaw tips Do not make measurement with the bottom case removed Do not make measurement with the test leads connected to the instrument A CAUTION When the order of the current under test is not known make measurement first on the highest 300A range then switch to the appropriate range a Set the range switch to the desired position b Clamp Kew Snap 2608A onto the pick up coil of Multi Tran c Clamp Multi Tran onto the bus bar or conductor under test d Take the reading on Kew Snap 2608A and multiply it by 10 Max conductor
8. fter battery replacement check the fuse and test leads Following symbols are used on the instrument and in the instruction manual Attention should be paid to each symbol to ensure your safety A Refer to the instructions in the manual This symbol is marked where the user must refer to the instruction manual so as not to cause personal injury or instrument damage Indicates an instrument with double or reinforced insulation 1Indicates that this instrument can clamp on bare conductors when measuring a voltage corresponding to the applicable Measurement category which is marked next to this symbol Indicates AC Alternating Current Indicates DC Direct Current Indicates AC and DC A DANGER Never make measurement on a circuit above 600V AC Do not attempt to make measurement in the presence of flammable gasses fumes vapor or dust Otherwise the use of the instrument may cause sparking which can lead to an explosion Transformer jaw tips are designed not to short the circuit under test If equipment under test has exposed conductive parts however extra precaution should be taken to minimize the possibility of shorting Never attempt to use the instrument if its surface or your hand is wet Do not exceed the maximum allowable input of any measurement range Never open the battery compartment cover when making measurement Never try to make measurement if any abnormal conditions such as b
9. he instrument Be sure to carefully read the instructions following each A symbol in this manual DANGER is reserved for conditions and actions that are likely to cause serious or fatal injury ZAWARNING is reserved for conditions and actions that can cause serious or fatal injury Z CAUTION is reserved for conditions and actions that can cause injury or instrument damage 4 Preparation for Measurement 4 1 Releasing Pointer Lock Slide the pointer lock button to the right position to unlock the pointer 4 2 Meter Zero Adjustment Set the pointer at the center of the 0 mark on the scale by rotating the zero adjuster with a screw driver POINTER LOCK BUTTON ZERO ADJUSTER POINTER 4 3 Checking Battery Voltage a Set the range switch to the x10 position b Insert the red test lead into the OHM terminal and the black test lead to the COM terminal c With the test leads shorted try to set the pointer over the 0 mark at the right end of the resistance scale using the OHM zero adjuster d When the adjustment brings the pointer over the 0 mark proceed to measurement If not replace the battery See section 7 for battery and fuse replacement NOTE The battery is needed only in resistance measurement AC DC voltage and AC current measurement can be made without the battery If the instrument does not operate properly even a
10. let through a transformer or similar device CAT II Primary electrical circuits of equipment connected to an AC electrical outlet by a power cord CAT Ill Primary electrical circuits of the equipment connected directly to the distribution panel and feeders from the distribution panel to outlets CAT IV The circuit from the service drop to the service entrance and to the power meter and primary over current protection device distribution panel Incoming wire we Interior wiring alll Seana CAT I Transformer CAT I N Fa 2 Features Tear drop shaped jaws for ease of use in crowded cable areas and other tight places Safety design throughout Designed to CAT III 300V CAT II 600V and pollution degree 2 specified by the international safety standard IEC 61010 DC voltage range especially useful for checking a power supply for emergency use Pointer lock feature for easy reading in dimly light or hard to read locations Uses shrouded transformer jaws to further improve safety Optional temperature probe for temperature measurement c Take the reading on the 300A current scale d Set the range switch to the appropriate position based on the reading e Take the reading on the appropriate scale Range Scale used Multiply reading by AC6A 60A X0 1 AC15A 150A X0 1 AC60A 60A x1 AC150A 150A x1 A C300A 300A x1 NOTE During current measurement keep the transformer jaws fully closed Otherwis
11. ment A CAUTION When the order of the current under test is not known make measurement first on the highest 300A range then switch to the appropriate range a Set the range switch to the AC 300A position b Press the trigger to open the transformer jaws and clamp onto one conductor only It is recommended that the conductor be placed at the center of the closed jaws A CAUTION Make sure that the range switch is set to an appropriate position before making measurement Always make sure to insert the plug of each test lead fully into the appropriate terminal on the instrument When the instrument will not be in use for a long period of time place it in storage after removing the batteries Do not expose the instrument to the direct sun extreme temperatures or dew fall Use a damp cloth and detergent for cleaning the instrument Do not use abrasives or solvents Measurement categories Over voltage categories To ensure safe operation of measuring instruments IEC61010 establishes safety standards for various electrical environments categorized as CAT I to CATIV and called measurement categories Higher numbered categories correspond to electrical environments with greater momentary energy SO a measuring instrument designed for CATII environments can endure greater momentary energy than one designed for CAT II CAT I Secondary electrical circuits connected to an AC electrical out
12. r fingers and hands behind the barrier during measurement a Set range switch to the DC 60V position b Insert the red test lead to the V terminal and the black test lead to the COM terminal c Connect the red test lead tip to the positive side of the circuit under test and the black test lead tip to the negative side d Take the reading on the 60V scale e After completing the measurement remove the test leads from the circuit under test 5 4 Resistance Measurement AAWARNING Do not make measurement with the bottom case removed Make sure that there is no voltage in the circuit or equipment under test Keep your fingers and hands behind the barrier during measurement 7 2 Fuse Replacement The instrument s resistance measuring circuit is protected by a 0 5A 600V fuse When the instrument does not operate properly in resistance measurement check the fuse and replace it in the following steps when necessary a Remove the test leads from the instrument b Remove the screw on the back side of the bottom case to open the instrument c Replace the blown fuse with the spare fuse installed beneath the battery d Screw the bottom case back onto the instrument Z CAUTION Make sure to remove the test leads from the terminals when resistance measurement is over If the test leads are left inserted to the terminals their inadvertent shorting can exhaust the battery a Set th
13. roken Transformer jaws or case is noted The instrument is to be used only in its intended applications or conditions Otherwise safety functions equipped with the instrument doesn t work and instrument damage or serious personal injury may be caused A WARNING Never attempt to make any measurement if the instrument has any structural abnormality such as cracked case and exposed metal part Do not install substitute parts or make any modification to the instrument Return the instrument to Kyoritsu or your distributor for repair or re calibration Do not try to replace the batteries if the surface of the instrument is wet Remove the test leads from the instrument before opening the bottom case for battery or fuse replacement 5 Measurement 5 1 AC Current Measurement AWARNING Do not make measurement on a circuit above 600V AC This may cause shock hazard or damage to the instrument or equipment under test Transformer jaw tips are designed not to short the circuit under test If equipment under test has exposed conductive parts however extra precaution should be taken to minimize the possibility of shorting Do not make measurement with the bottom case removed Do not make current measurement with the test leads connected to the instrument Do not measure current exceeding the limit for the overload protection feature Keep your fingers and hands behind the barrier during measure
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