Square embossed buttons graphic overlay tactile membrane switch
panel
/ ZS-27 / application for medical instruments
Features:
1) Light weight,compact structure,good-looking apperance ,and long
service life.
2) Outstanding damp-proof and dust-proof performance ,and good
shock resistance.
Specifications:
Membrane Panel
1) water proof,
2) moisture proof,
3) temperature enduring,
4) solvent resist and good appearance.
QC Standard
Overlay
Printing |
Spelling mistake
| Not allowed |
Incorrect Font
| Not allowed |
Dimension error
| >0.2mm is Not allowed |
| Color |
Less than 2 levels with the specified Pantone color
|
| Dot impurities |
Diameter less than 0.2mm
Distance between two impurities is more than
50mm
The number of impurities is less than 2 within
100cm
|
| Linear impurities |
Width is less than 0.2mm,length is less
0.4mm in panel surface.Distance between two
impurities is more than 50mm
|
| Window impurities |
Diameter is less than 0.2mm in the center of
the window
|
Membrane panel Performance indicators:
1. Electronic characteristics
Circuit rating: 35V (DC), 100mA, 1W
Contact resistance: 10Ω--500Ω (According the trace length and
materials to comfirm)
Insulation resistance:> 100MΩ 250V DC
Contact bounce: ≤ 5ms Dielectric withstand:250VRms (50-60Hz 1min)
Life expectancy: flat type ≥ 5 million times, tactile type: ≥ 1
million times
2. Mechanical Properties Actuation force:flat type 57-284g (2-10
Oz), tactile type 170-397g
(6-14 Oz) Switch stroke: flat type 0.1-0.5mm, tactile type
0.6-1.5mm
3. Environmental parameters
Operating Temperature: -40 oC- +80oC , Storage temperature: -40oC -
+85oC
Humidity: 40oC , 90% -95%, 240 hours
Membrane Panel Primary Competitive Advantages:
1. Prompt Delivery.
2. Quality Control (IQC, On line Inspection, OQC, ISO9001 and 5S).
3. Reputation.
4. Service.
5. Small Orders Accepted.
6. Superior R&D Background (continuously new product
development and current product
(improvement).
7. Customize Design / Production (OEM/ODM business and flexible
designs for customers'
special requirements).
Product type
