3386P精密电位器可调电位器旋转电位器精密电阻

产品型号:3296/3286/3006/3362

主要技术指标characteristics

电器特性 electrical characteristics
标称阻值范围(standard resistance range) ……………10ω—2mω
阻值允许偏差(resistance tolerance)…………………±10％
终端电阻(terminal resistance)……………≤1％r或2ω
接触电阻变化(contact resistance variation)………………≤3％r或3ω
绝缘电阻(insulation resistance)………………r1≥1gω
耐电压(winthstand voltage)………………101.3pa 600v,8.5kpa 250v
有效电行程(effective electrical travel)………………………………………12±2圈(cycles)

环境特性 envlonment characteristics
额定功率(Zui高工作电压315v)(rated power)……………………………＋70℃0.25w，＋125℃ow
工作温度范围(temperature range)…………－55℃—＋125℃
电阻温度系数(temperature coefficent)………………±250，±100ppm／℃
温度变化(temperature variation)………………△r≤±2％r，△(uab／uac)≤±1％
碰撞(vibration)……………………………390m／s2,4000次，△r≤±1％r
振动(collision)…………………10—500hz,0.75mm,或98m／s2,6h
气候顺序(climate category)……………………………△r<±3％r
………………………………r1≥100mω
70℃电气耐久性(electrical endurance at 70℃)…………0.25w,1000h,△r≤±10％r
机械耐久性(mechanical endurance)…………………200圈(cycles),△r≤±10％r
稳态湿热(steadydamp-heat)……………………△r≤±3％r，r1≥100mω
物理特性 physical characteristics
总机械行程(total machanical travel)…………12±2圈(cycles)
起动力矩(staring torque)…………≤25mn·m
止档力矩(clutch torque)…………≤25mn·m
标准包装(standard packaging)…………50只/管(pcs/tube)

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