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Tact Switch Water Proof
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Tact Switch Water Proof

Tact Switch Water Proof

Technical parameters 2.1 General 2.1 General 2.1 General The scope of this specification pertains to the utilization of TACT Switch in electronic equipment. A comparable content can be produced by rearranging the given statement, making sure that it is still grounded on the original text...

Technical parameters

2.1 General

2.1 General

2.1 General
The scope of this specification pertains to the utilization of TACT Switch in electronic equipment. A comparable content can be produced by rearranging the given statement, making sure that it is still grounded on the original text information.
2.1.2 Operating temperature range -15℃ ~ +60℃
-25℃+70℃。
(Test conditions)。、、、。,、,。,。
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Ambient temperature 5~35℃
Relative humidity 45~85%
Air pressure 86~106kPa (860~1060 mbar)
Tests shall be conducted under the following conditions in case any doubt arises from the judgment.
Ambient temperature: 20±2℃
Relative humidity 60~70%
Air pressure 86~106kPa (860~1060 mbar)
2.2 Appearance construction and dimensions
The Appearance Switch should possess a flawless finish with no signs of rust, cracks, or plating issues.
For information regarding the construction and dimensions of our products, please refer to the individual product drawings. These drawings provide detailed information regarding the materials used, as well as specific measurements and dimensions. By utilizing this information, you can ensure that the product you select will meet your specific needs and requirements. We take pride in providing high-quality products that are designed to last, and the detailed information provided in our product drawings is just one way in which we accomplish this goal. So, whether you're a professional contractor or a DIY enthusiast, be sure to consult our product drawings for valuable insights into the construction and dimensions of our products.

NO.

Items

Test conditions

Requirements

2.3.1

Contact
resistance

Shall be measured at 10mA 5VDC by
voltage drop method after some

operations without load.

Applied position: Between terminal and terminal

50mΩ MAX

2.3.2

Insulation
resistance

Test voltage:250VDC, measured after 1 min ±5s

Applied position: 1)Between terminal and terminal 

2)Between terminal and ground

100MΩ MIN

2.3.3

Dielectric
voltage proof

Following test voltages shall be applied for 1 min.

(Cut-off  current:0.5mA)

1)Between terminal and terminal :250VAC (50~60Hz)

No dielectric breakdown

shall occur.

2.3.4

Contact bounce

Lightly striking the center of the stem
at a rate encountered in normal use

(3 to 4 times per second), and bounce
shall be tested at “ON” and “OFF” 

2.3.4

ON-5msec.max

OFF-5msec.max

 

2.4. ENVIRONMENT RESISTANCE:

NO.

Items

Test conditions

Requirements

2.4.1

Resistance to

low temperature

Following the test set forth below the
sample shall be left in normal temperature

and humidity conditions for 1 h. Before
measurements are made:

1)Temperature:-30±2℃

2)Time: 96h

Contact resistance: 

200mΩ MAX

Insulation resistance:

50MΩ MIN

Voltage proof:

No dielectric
breakdown shall occur.

Operating characteristic variety

Within ±10% of specified value.

2.4.2

Heat resistance

Following the test set forth below the
sample shall be left in normal temperature

and humidity conditions for 1h before
measurements are made:

1)Temperature:-80±2℃

2)Time: 96h


2.4.3

Moisture
resistance

Following the test set forth below the
sample shall be left in normal temperature

and humidity conditions for 1h before
measurements are made:

1)Temperature: 60±2℃

2)Relative humidity: 90 to 95%

3)Time:96h


2.4.4

Change of

temperature

After 5 cycles of following conditions, the
sample shall be allowed to stand under

normal temperature and humidity conditions
for 1h and measurements shall be

made. During the test waterdrops shall be removed.

 2.4.4

 


 2.4.5

Sulfuration

resistance

Following the test set forth below the
sample shall be left in normal temperature

and humidity conditions for 1h before
measurements are made:

1)H2S gas concentrations: 3ppm±1ppm;

2)Time:8h;3)Temperature: 40±2℃(90~95%RH)


2.4.6

Salt mist

The switch shall be checked after following test:

1)Temperature: 35℃±2℃

2)Salt solution : 5±1%(solids by mass)

3)Time: 8±1 hour

After test, salt deposit shall be removed by running water.

No remarkable corrosion shall

be recognized in metal part.

2.5. WELDING PERFORMANCE

2.5.1

Solderability

Switch test under such conditions and inspect after.

1)Variable temperature range :245±5℃;

2)Dip time:2±0.5s;

Except for the
edge, the coating

should cover a
minimum 90%

2.5.2

Resistance
eat soldering

The switch will be inspect under such conditions below

2.5.2

There shall be
no sign of damage

mechanically
and electrically.

2.6. DURABILITY


2.6.1

Operation life

Measurement shall be made following the test set forth below:

DC 12V, 50 mA resistance load;

Rate of operation:40-60 times/min;

Operating Force:320~350gf; 

Average fault-free life: 100,000 cycles

Contact resistance:

≤200mΩ

Contact bounce:

≤10ms

Operating Force:

initial value±30%

 

2.6.2

Vibration

Measurement shall be made following the test set forth below:

1) Vibration frequency range: 10Hz to 55Hz to 10Hz;

2) Amplitude: 1.5mm; 

3) Direction of vibration: three mutually perpendicular direction

including the direction of stem travel

4) Duration: Each 2hours.


2.6.3

Operation
Force

The switch is placed perpendicular to the direction of the operation,

gradually force in key top center of switch, measure maximum

intensity when it conducted required.

260±50gf

2.6.4

Over Travel

Switch at the vertical operating orientation placement, with a force

equal to 2 times according to the static load applied on the switch

button the top center, measure the top moving distance

0.45±0.1mm

2.6.5

Return force

The sample switch is installed such that the direction of switch

operation is vertical and upon depressing the stem in its center to

the whole travel distance, the force of the stem to return to its

free position shall be measured.

1.0±0.5N

2.6.6

Stop strength

Placing the switch such that the direction of switch operation is

vertical, and then a static load of 30N shall be applied in the 

direction of stem operation for a period of 1 min.

There shall be
no sign of damage

mechanically
and electrically.

2.6.7

Stem strength

Placing the switch such that the direction of switch operation is

vertical, and then the maximum force to withstand a pull applied

opposite to the direction of stem operation shall be measured.

20N

3.DRAWING & DIMENSION:

3(1)


4.Product application

Consumer products
Communication equipments

Widely used in home appliance, electronic equipment, automatic machine, 
communication equipment, car electron, apparatus and instrument, electric motion tool etc.

5.Remarks

PARTS LIST:

NO.  

NO.

NAME

MATERIAL

1

1

Terminal

Brass silver plating

2

1

Case

PA66 Black

3

1

Contact

AgCu silver plating

4

1

Cover

PA66 Black

5

1

Stem

PPA Black

6

1

Waterproof film

Silicone rubber

Returned plastic should not exceed 20%.


6.Delivery,shipping and service

(1)


7.FAQ

Q:When can I get the quotation?

A:We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please tell us so that we will regard your inquiry priority.

 

Q: Which payment form you can accept?

A: T/T, L/C, Western Union, PayPal etc. We accept any convenient and swift payment term.

 

Q: How many packaging do you have?

A: We have three packages including bag, carton, barrel, usually it is

 

Q:Would you have a discount if l have a large order?
A:Yes we could offer different discount according to your order quantity.


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