Product application
This type of LED membrane keypad is used for Intensive Care Bed Single Point LED provide users with an indicator for each button letting you know the current status of your devices. A distribute LEDs solution could also be provided.
Built in LED embedded into bottom layer of your switch, it consumes relatively little power to provide a costs effective way for silent indication. It is a great solution for low and no light applications, such as control pad on medical devices like Intensive Care Bed in ICU.
Features & benefits include:
● Single point low light LED
● Consume very little power
● Sharp tactile feedback
● Great user interface
Membrane Switch Type | Non-Tactile Keyboards | Tactile Keyboards |
Electrical |
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Contact Rating | 35V (DC), 100mA, 1watt | 35V (DC), 100mA, 1watt |
Insulation Resistance | 10 Ω – 50 Ω | 10 Ω – 50 Ω |
Contact Resistance | ≥ 100M Ω, 100V | ≥100M Ω, 100V |
Endurance | 250V Rms (50-60Hz 1 min) | 250V Rms (50-60Hz 1 min) |
Contact Bounce | ≤ 5ms | ≤ 5ms |
Mechanical |
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Actuation Force | 50 – 280g | 170 – 400g |
Switch Travel | 0.1 – 1.5mm | 0.1 – 1.5mm |
Switch Life* | 1,000,000 (min.) cycles | 1,000,000 (min.) cycles |
Environmental |
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Operating Temp | -20℃ to +70℃ | -20℃ to +70℃ |
Storage Temp | -20℃ to +70℃ | -20℃ to +70℃ |
Humidity | 40°C, 90-95%, 240 hours | 40°C, 90-95%, 240 hours |
Vibration | 20G's max (10-200Hz, MIL-STD-202, M204, condition B) | 20G's max (10-200Hz, MIL-STD-202, M204, condition B) |
* Switches with graphics not embossed will have a 5,000,000 (min.) cycle life. Exact specifications may vary depending upon actual construction and circuitry. Please ask to clarify any specific application requirements.
Product application
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