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Flat Sensitive blowing membrane keypad for breath alcohol tester

Basic Info

Model No.: HW-16012701

Product Description

Product Description The switch can be activated by a blow from mouth.
It is very active and performance very well.
The sensor switch is a polymer film device.
It is widely used in the checking. Especailly for the police to test driver if drink the wine or beer when drinked.  
             The main technical parameters of Haiwen membrane keypad
(1) Electrical Properties 
1, operating voltage:  ≤ 50VDC 
2, working current:  ≤ 100mA 
3 Contact resistance:  0.5 ~ 2Ω 
4 Insulation resistance:  ≥ 100MΩ (100VDC) 
5, substrate voltage:  2kDVC 
6, spring time:  ≤ 6ms 
7, loop resistance: 20Ω
8, insulation ink voltage:  100VDC 
   
(2) Mechanical Properties 
1, reliability, service life: > 1 million times 
2, closed displacement:  0.1 ~ 0.4mm (no touch-type) 0.4 ~ 1.0mm 
3, health standard for power:  20g Power 
4, Silver migration:  In 55 ℃, humidity 90%, 56 hours later, the second-line between the 10MΩ/50VDC
5, Silver online no oxidation, no impurities   
6, Silver width  ≥ 0.3mm, the smallest interval of 0.3mm, line edges <1 / 3, the line gap of <1 / 4 width 
7, pin spacing standard  5.08 mm 
8, lead anti-curvature, with d  10mm steel rod line pressure roller 80 constantly. 
   
(3) environmental performance 
1, operating temperature:  -40 ℃ ~ +80 ℃
2, storage temperature:  -40 ℃ ~ +85 ℃ temperature of 95% ± 5% 
3, atmospheric pressure:  86 ~ 106kDa 
   
(4) print index 
1, print size deviation  ± 0.15mm, clear code looks bad ≤ 0.1mm edges 
2, chromatic deviation  ± 0.11mm/100mm, insulated cover all the Silver Line Ink 
3, no ink dispersion, writing non-defective
4, chromatic aberration is not more than two
5, may have creases, paint stripping 
6, transparent windows transparent clean, uniform color, not a scratch, and impurity
  The switch can be activated by a blow from mouth.
It is very active and performance very well.
The sensor switch is a polymer film device.
It is widely used in the checking. Especailly for the police to test driver if drink the wine or beer when drinked.                                   product show   Company Information  Our company have passed the ISO certification and relevant government authority certification we have manufactured Membrane Switch for many years and have a good reputation in this field .we belive that Honesty is the key to the success of business .Cooperating with us is just like to cooperate with Credibility for that We can sure that the products will be designed according to the customer`s requirements strictly and the material ,the craftsmanship t,the service will be the best.so what are you waiting for, let `s enjoy our cooperation together !                                                                  certificate      If you need our service,please contact us. Any of your requirments will get our prompt attention. looking forward to our further cooperation.   Our Delivery  
     

Contact us if you need more details on Blowing Membrane Keypad. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Sensitive Membrane Keypad、Breath Alcohol Tester. If these products fail to match your need, please contact us and we would like to provide relevant information.

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