项目Ietm多圈电位器单圈电位器3006p329632663386336233233329额定功率Ratedpower0.75W0.5W0.25W0.5W0.25W0.5W0.5W耐电压Voltageproof640V640V600V600V640V600V100V总机械旋转角度Totalrotationalangle22+5圈28+2圈12+2圈300+10°260+10°270+10°280+10°阻值范围Resistancerange100-1MΩ阻值允许偏差Allowedresistancetolerance+10%机械耐久性Mechanicalendurance200周电阻规律ResistancelawA终端电阻Terminalresistance(≥1KΩ)1%R;(<1KΩ)10Ω电阻温度系数Resistancetemperaturecoefficient100ppm/℃,250ppm/℃启动力矩startingtorque≤35mN.m环境温度范围Temperaturerange-55℃~+125℃接触电阻变化contactresistancevariation≤3%R特点：采用玻璃釉电阻体，额定功率大全封闭式结构，优良的统合性能蜗杆驱动，精细调节优良的耐热、耐湿特性用途各类仪器、仪表、电源类产品)