Maintenance of Smart Multimeter  Clean

Thaum ntxuav lub ntsuas, thov ua raws li cov kauj ruam hauv qab no:

1) Tshem tawm lub ntsuas hluav taws xob thiab tshem tawm cov kev sojntsuam.

2) So cov ntaub ntawv nrog ib daim ntaub ntub dej los yog cov tshuaj ntxuav me me. Tsis txhob siv cov tshuaj abrasives lossis cov kuab tshuaj. So cov neeg nyob rau hauv txhua lub qhov (socket) nrog ib tug huv swab soaked nyob rau hauv cawv.

Yuav tsum khaws lub ntsuas sab hauv kom huv thiab qhuav kom tsis txhob muaj hluav taws xob poob siab lossis kev puas tsuaj rau lub ntsuas.

Hloov roj teeb

1) Tshem tawm lub ntsuas hluav taws xob thiab tshem tawm cov kev sojntsuam.

2) Tshem cov ntsia hlau kho lub roj teeb npog thiab tshem tawm lub roj teeb npog.

3) Tshem tawm cov roj teeb qub thiab hloov nws nrog ib qho tshiab ntawm cov lus qhia qub. Thov xyuam xim rau lub roj teeb polarity.

4) Txhim kho lub roj teeb npog rov qab rau nws txoj haujlwm qub, thiab txhim kho thiab kaw lub roj teeb npog nrog screws.

 To avoid electric shock or personal injury caused by wrong reading, please replace the battery immediately when the battery is low. Do not discharge the battery by shorting it or reversing its polarity.

 To operate and maintain the meter safely, please take out the battery when it is not used for a long time to prevent the battery leakage from damaging the product.

Hloov fuse

1) Tshem tawm lub ntsuas hluav taws xob thiab tshem tawm cov kev sojntsuam.

Tshem cov ntsia hlau kho lub nraub qaum

GVDA Digital Multimeter 9999 suav DMM Voltmeter Tseeb RMS AC DC NCV Voltage Meter Smart Ammeter Nws Pib Range Capacitance Tester: