Custom PET Waterproof Membrane Switch Keypads Glossy For Measuring Device
Quick Detail:
> Circuit material : PET
> Rear adhesive : 3M 467
> Button style : embossed
> Circuit keypad style : embossed
Description:
> Surface :glossy
> Top circuit: Φ 8 mm metal dome
> Overlay button: embossed 0.35 mm
> Bottom circuit : embossed
> Led window : no color coated translucent
Specifications
Size | 2.8" to 22" |
Constrcution | Glass, uniform resistive coating, polyester coversheet, transparent insulating dots, conductive coating |
Operating Force | 10g~100g |
Chattering | ≤12ms |
Surface Hardness | Moths 3 |
Life Time | More than 1 million touches in one location without failure |
Transparency | ≥80% |
Working Voltage | 5.0V |
Circuit grade | DC5V 1mA |
Insulation impedance | ≥20MΩ(25V DC) |
Linearity | ≤1.5% |
Operating Temperature | -30°C to 80°C |
Storage Temperature | -40°C to 90°C |
Operating Humidity | 20%RH ~ 90%RH |
Storage Humidity | 10%RH ~ 90%RH |
Warranty | 1years |
No noted size common | ±0.20 |
Applications:
1. A. For measuring device, such as analytic instrument, nautical intrument , medical equipment and so on
B. For mechanical and electrical products such as CNC machine electric weighing ,robot ,printing machine, function keyboard, monitor, printer, graphic plolter and so on .
C. For OS office system , such as telephone set ,fax machine, copy cat ,counter and so on
A: What’s the lead time for sample and mass order ?
B: 7 Days is okay after drawing confirmed for sample ,mass order usually 15-20 days ,depend on the products..
A: How long is your quality guarantee period
B: in usually,3 months.
A:Great, TKS. Do it.
2. Note:
Metal dome’s feet can’t be folded 90 degree toward its top when use , it will reduce the life span of metal dome
