1x4 keyboard:1*4 membrane switch with FPC circuit Single chip microcomputer extended keyboard Precise and professional made, stable performance Pad Size: 68*20mm Total Length: 107mm 3x4 keyboard:Pad Size: 69.2 x 76.9 x 0.8mmCable Length: 3-1/3" or 86mm (include connector)Connector: Dupont 7 pins, 0.1" (2.54mm) PitchMount Style: Self-AdherenceMax. Circuit Rating: 35VDC, 100mAInsulation Spec.: 100M Ohm, 100VDielectric Withstand: 250VRms (60Hz, 1min)Contact Bounce: <;=5msLife Expectancy: 1 million closuresOperation Temperature: -20 to +40 °C4x4 keyboard:Contact resistance of 500 Insulation resistance 100M Key Operating Force 150-200NRebound time 1 (ms)Life of 100 million (times)Operating Temperature 60 ()1, the electronic characteristicsCircuit Rating: 35V (DC), 100mA, 1WContact resistance: 10 - 500(Varies according to the lead lengths and different from those of the material used)Insulation resistance: 100M 100VDielectric Strength: 250VRms (50 - 60Hz 1min)Electric shock jitter: <;5msLife span: tactile type: one million times2, the mechanical propertiesOperating pressure: Touch feeling: 170 - 397g (6 - 14oz)Switch travel: touch-type: 0.6 - 1.5mm3, the environment parametersOperating temperature: -40 to +80Storage temperature: -40 to +80Temperature: from 40,90% to 95%, 240 hoursVibration: 20G, max. (10 - 200Hz, the Mil-SLD-202 M204.Condition B)4x5 keyboard:Panel Size: 75*85mm. Length: 18CM. Insulation Resistance:100M Ω 100V. Withstand Voltage:250V Rms.(50-60Hz lmin) Storage Temperature: +15°- +35°. Storage Humidity:70-90.
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