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Cause and solution of failure of using light touch switch

Release time:2018-10-25    Clicks: Click

 
In the use of light touch switch when the fault should be dealt with, how to find the cause, these problems become a difficult point, today we touch the switch manufacturers to give you better advice.
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Reason 1: impurities, dust and so on; water and other liquids enter.
Solution 1: eliminate the cause or install the sealed switch.
Reason 2: Chemical film is formed on the contact surface when the harmful gas around it is received, and chemical film is formed on the contact surface when the switch is in the low load area.
Countermeasure two: replace the switch which has strong environment friendly contact material (gold, alloy, etc.).
Reason three: flux when welding.
Countermeasure three: re examine the welding method, use the sealed switch and solder soldering switch.
Reason four: there is silicon gas near the switch.
Strategy four: remove substances that produce silicon. Or adjust the contact capacity, so that the silicon can not be generated on the contact point.
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