Membrane switch
Multicolored printed ,embossedAppearance, long life, resistance to bendingmetal dome tactile membrane switch
Our membrane switches/panels are widely used in :
Medical Equipment Telecommunications apparatus Telephone systems Household appliances Security systems Point of sale apparatus Industrial controls Access control systems.....Tactile membrane switch: 1. Transprent windows 2. metal domes 3. 100% function test 4. Water proof
5. 3M,Soken,Nitto adhesive
Electrical properties
Operating voltage | ≤ 50VDC |
Operating Current | ≤ 100mA |
contact resistance | 0.5 ~ 10Ω |
Insulation resistance | ≥ 100MΩ (100VDC) |
the substrates withstand voltage | 2kDVC |
rebound time | ≤ 6ms |
loop resistance | 50Ω, 150Ω, 350Ω third gear, or user needs identified |
insulating ink withstand voltage | 100VDC |
Mechanical behavior
reliability of service life | > 1 million times |
closed displacement | 0.1 ~ 0.4mm (tactile) 0.4 ~ 1.0mm |
Kin standard for force | 15 ~ 750g force |
conductive silver paste migration | in 55 ° C, a temperature of 90%, after 56 hours, the second-tier of 10MΩ/50VDC |
Silver online no oxidation, no impurities | |
Pastes linewidth ≥ 0.3mm, the minimum interval of 0.3mm, line burr <1/3, the line gap <1/4 linewidth | |
pin spacing standard 2.54 2.50 1.27 1.25mm | |
the pinout anti curvature, d = 10mm Ganggun pressure roll 80 times line constantly. |
Environmental performance
Operating Temperature | -20 °C ~ +70 °C |
storage temperature | -40 ° C to +85 ° C temperature 95% ± 5% |
large gas pressure | 86 ~ 106KPa |
Printing indicators
printing size deviation ± 0.10mm, appearance sideline unclear compiled difference±0.1mm |
chromatic deviation ± 0.11mm/100mm, the insulating ink covering all Silver Line |
ink scattered, writing incomplete |
color difference is not more than two |
shall not creased, paint stripping |
transparent transparent window cleaning, uniform color, no scratches, pinholes, impurities. |
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