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             1.  环境温度Environment temperature: -25℃~+70℃ 
             
            2. 相对湿度Relative Humidity: (40℃)≤95% 
             
            3. 额定范围Rating: DC12V.50mA 
             
            4. 接触电阻Contact Resistance :≤0.03Ω 
             
            5. 绝缘电阻Insulation Resistance:≥100MΩ 
             
            6. 耐压强度Dielectric Strength : AC250V(50Hz for 1minute) 
             
            7. 电气寿命Electrically Life:100,000cycles 
             
            8. 行   程Travel:0.2±0.05mm 
             
            9. 操作力度Operating Force: 180±50gf  280±50gf 
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