Nanjing Zhongshan Membrane Switch Co., Ltd.
Nanjing Zhongshan Membrane Switch Co., Ltd. Over 20 Years of Membrane Switch Supplier
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Export to Canada / ZS-33 / Application on medical instrument system /
with metal dome and a display window
Basic Properties
| Electrical Properties: | |
| Rated Voltage |
≤50V DC
|
|
Rated Current
| ≤ 100mA |
|
Operating Power
| ≤1W |
|
Insulation Resistance
| ≥100MΩ (250V DC) |
|
Loop Resistance
| 10Ω~2kΩ (based on the design) |
|
Contact Resistance
| 0.5 ~ 5Ω |
|
Wire Lead Resistance
| <1Ω/cm |
|
Base Material Voltage Withstand
| 1500V DC |
|
Mechanical Properties:
| |
|
Life Expectancy
| Flat type ≥ 5 million times, Tactile type ≥ 1 million times |
|
Operation Force
| Flat Type 57-284g ,Tactile Type 170-397g |
|
Dome Rebound Time
| ≤6ms |
|
Tail Bending Performance
| ≤180° |
|
Switch Stroke
| Flat 0.1~0.5mm,Tactile 0.6~1.5mm |
|
Vibration
| 20G's max. |
|
Thickness
| 0.7~1.5 mm |
|
Environmental Properties:
| |
|
Operation Temperature
| -40°C to +80°C (-40°to 176°F) |
|
Storage Temperature
| -40°C to +85°C (-40°to 185°F) |
|
Atmospheric Pressure
| 86 ~ 106 kPa |
|
Humidity
| +40°C, 90%~95%RH for 240 Hours |
The Structure and Working Principle of Membrane Switch.
