Uni-T UT677A Manual de Usario

Uni-T Equipo de medición UT677A

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BATTERY RESISTANCE TESTER

P/N:110401111108X

2022/04/13 REV.0

CONTENT

CONTENT ........................................................................................................................................................ - - 1

I. Safety rules and precautions ...................................................................................................................... - - 2

II． Introduction ............................................................................................................................................... - 2 -

III. Range and accuracy ................................................................................................................................. - - 3

3.1 Resistance measurement accuracy ................................................................................................... - - 3

3.2 Voltage measurement accuracy ......................................................................................................... - 3 -

3.3 Temperature measurement accuracy ................................................................................................. - - 3

IV．Technical Specication .............................................................................................................................. - - 3

- -1

V Structure ．..................................................................................................................................................... - - 5

VI．Interface display ........................................................................................................................................ - - 5

VII Measuring principle ．.................................................................................................................................. - - 6

7.1 Principle of AC 4-terminal test method ............................................................................................... - - 6

7.2 Principle of voltage measurement ...................................................................................................... - - 6

7.3 Principle of temperature measurement .............................................................................................. - - 6

VIII. Operation Method ..................................................................................................................................... - - 7

8.1 Power on/off and automatic shutdown .............................................................................................. - 7 -

8.2 Test interface operation - - ....................................................................................................................... 7

8.3 Setting menu interface operation ........................................................................................................ - - 7

8.4 Measurement procedure .................................................................................................................. - - 9

8.5 Data storage........................................................................................................................................ - - 9

8.6 Data access and deletion ................................................................................................................... - - 9

8.7 Communication with PC ................................................................................................................. - - 10

8.8 Communicate with smartphone or tablet .......................................................................................... - - 10

IX. Maintenance and service .......................................................................................................................... - - 10

9 Battery .1 ................................................................................................................................................ -11 -

9.2 Repair, inspection and cleaning ...................................................................................................... -11 -

9.3 Common problem .............................................................................................................................. - - 12

X Packing List . ................................................................................................................................................ - - 12

Appendix - - ......................................................................................................................................................... 12