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8

 

OPERATION 

 

This instrument has been designed and tested in accordance with IEC Publication 1010, Safety Requirements for  

Electronic Measuring Apparatus and has been supplied in a safe condition. This instruction manual contains some  

information and warnings which have to be followed by the user to ensure safe operation and to retain the instru-

ment in safe condition. 
 

3-1 Precautions and Preparations for measurement 

1. Do not apply the voltage to the output plugs. 

2. Make sure that the battery is connected properly. 

3. Operate the instrument only in temperature between 0°C ~ 50°C and less than 75% R.H.

 

4

Do not use or store this instrument in high temperature or high humidity and do not store the unit in direct sunlight. 

5. If the unit is not to be used for a long period of time, remove the battery. 

6. Do not forget to turn power switch off after use. 

7. If the meter is used near equipment that generates electro-magnetic, the output may be unstable or indicate  

    incorrect measurement values. 

Summary of Contents for 39T

Page 1: ...AC DC CURRENT TRANSDUCER INSTRUCTION MANUAL APPA 39T ...

Page 2: ...from its packing you should have the following items 1 Current Transducer with coiled cable output plugs 2 Carrying Case 3 Instruction manual 1 2 Meter Safety Terms as Marked on Equipment ATTENTION Refer to manual DOUBLE INSULATION Protection Class II DANGER Risk of electric shock ...

Page 3: ...meter s front panel controls and Connectors 1 Red LED Low battery display 2 Green LED Power on display 3 Coiled Cable Output Leads Voltage output 4 Function Switch Function select switch used to select measuring function 5 DC Zero Button DCA AUTO ZERO on DC current ranges 6 Trigger Press the lever to open the transformer jaws 7 Transformer Jaws Designed to pick up the a c d c current following thr...

Page 4: ...3 Figure 1 ...

Page 5: ...cator Green LED indicator flashing Temperature Coefficient 0 2 x Spec Acc y C 18 C or 28 C Power Requirement Single 9V battery NEDA 1604A or IEC 6LF22 Use supplied Battery Life 66 hours typical Alkaline Max Conductor Size 51mm diameter or 24 x 60mm busbar Size 90mm W x 232mm L x 32mm H Weight 420 grams Accessories Coiled cable output plugs installed manual and carrying case ...

Page 6: ... 2 2 Environmental Conditions Indoor use Maximum Altitude 2000 Meter Installation Category IEC 1010 1000V CAT III Pollution Degree 2 Operating Ambient 0ºC 50ºC 75 R H Storage Temperature 20ºC 60ºC 80 R H ...

Page 7: ... less than 75 R H Ranges 0 100A 1000A AC 0 100A 1000A DC Accuracy 1 DC Current Ranges 100A 1000A Output Voltage 10mV A for 100A Range 1mV A for 1000A Range Accuracy 100A Range 0 100 A 2 9 2A 1000A Range 100 400 A 1 9 7A 1000A Range 400 1000 A 2 9 5A ...

Page 8: ... for 100A Range 1mV A for 1000A Range Accuracy 100A Range 0 100 A 1 9 2A 40 400Hz 1000A Range 100 400 A 1 9 7A 40 400Hz 1000A Range 400 1000 A 2 9 5A 40 400Hz Load Impendance 100KΩ min AC DC 3 Auto Power Off Approximately 30 minutes after function changes ...

Page 9: ...parations for measurement 1 Do not apply the voltage to the output plugs 2 Make sure that the battery is connected properly 3 Operate the instrument only in temperature between 0 C 50 C and less than 75 R H 4 Do not use or store this instrument in high temperature or high humidity and do not store the unit in direct sunlight 5 If the unit is not to be used for a long period of time remove the batt...

Page 10: ...AT A VOLTAGE GREATER THAN 1000V ac dc 3 2 AC Current Measurement 1 Select the highest anticipated input 1000A or 100A by the function switch 2 Insert the Output plugs red and black to the input terminals of a Multimeter Set the Multimeter to AC 200mV or 2V range ...

Page 11: ... closed and away from conductor continue to press DCA AUTO ZERO Button until instrument reads all zeroes or very close to it 4 For DC measurement output is positive in the red plug when the current flows from the lower side to the upper side of the transducer as shown in Figure 2 5 Press the trigger to open the transformer jaws and clamp one conductor only make sure that the jaw is firmly closed a...

Page 12: ...11 Figure 2 CURRENT ...

Page 13: ...a dry cloth and detergent do not use abrasives or solvents Battery Installation Replacement The meter is powered by a single 9V battery Refer to Figure 3 and use the following procedure to replace the battery 1 Disconnect the output plus and turn the meter off 2 Position the adaptor face down and remove the two screws of the case button 3 Unsnap the case bottom and remove the battery 4 Install a n...

Page 14: ...13 9V Battery Figure 3 9V Battery ...

Page 15: ...1 Pao Zong Rd Shin Tien Taipai 23115 Taiwan R O C P O Box 12 24 Shin Tien Taiwan Tel 886 2 9178820 Fax 886 2 9170848 E MAIL info appatech com http www appatech com Printed In Taiwan Copright 2001 APPA Tech Corp All rights reserved ...

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