精密电位器JML3266X/W技术参数电位器性能:阻值范围(Ohms):1K~500K阻值偏差:±10%阻值变化特征:B终端电阻:≤1%Ror2Ω接触电阻变化:≤3%Ror3Ω绝缘电阻:R1≥1GΩ耐电压:101.3Kpa600V,8.5Kpa250V有效电行程:12±12turns环境特征:额定功率( 工作电压300V):+70℃0.25W,+125℃ow工作温度范围:-5℃~+125℃温度系数:±200ppm/℃温度变化:△R≤±2%R,△(Uab/Uac)R≤±1%碰撞:390m/s2,4000uqw,△R≤±2%R振动:10~500Hz,0.75mm或98m/s2,6h△R≤±1%R,△(Uab/Uac)≤±2%气候顺序:△R≤±3%R,R1≥100MΩ70℃电气耐久性:0.25W,1000h△R≤±3%R机械耐久性:50cycles,△R≤±3%R稳态湿热:△R≤±3%R,R1≥100MΩ物理特征:总机械行程:14±2turns起动力矩:≤20mN?m止档力矩:≥25mN?m精密电位器JML3266X/W参考图纸单位:mm