电气特性 Electrical Characteristcs
标称阻值范围(Range of normalresistance):50Ω—2MΩ
阻值允许偏差(Resistancetolerance):±10%
终端电阻(Termialresistance):≤5%R或5Ω
接触电阻变化(Contact resistancevariation):CRV≤5%或5Ω
耐电压(WinthstandVoltage):640Vac
绝缘电阻(Insulationresistance):Ri≥1G(100Vdc)
有效电行程(Effective electricaltravel):>总机械行程的70%(>70% of total mechanicaltravel)
极限动触点电流(Limit current of movingcomtact):100mA
环境特性 EnvironmentCharacteristics
额定功率(Rated Power)(315V max):0.5W70℃,0W 125℃
温度范围(Temperaturerange):-55℃——+125℃
温度系数(TCR):±250ppm/℃
温度变化(Temperaturevariation):-55℃,30min,+125℃,30min 循环5次ΔR≤5%R,
Δ(Uab/Uac)≤±5%
振动(Vibration):10-500Hz,0.75mm,6h
电气间断(electricalinterruption):≤100/us ΔR≤5%R,Δ(Uab/Uac)≤±7.5%
碰撞(Collision):390m/S2,4000次ΔR≤5%R
气候顺序(Climatecategory):IEC68-2-2等(meet IEC68-2-2etc)ΔR≤10%R,R1≥100MΩ
70℃电气耐久性(Electrical endurance at70℃):0.5W,1000h ΔR≤10%R CRV≤3%R或5Ω
恒定湿热(Steadydamp-heat):IEC68-2-3,Ca,96hΔR≤10%R,R1≥100MΩ
物理特性 PhysicalCharacteristics
总机械行程(Total MechanicalTravel):30±2圈(30±2 turns)
起动力矩(StaringTorque):≤30mN.m
标准包装(StandardPackaging):50只/管(50pcs.per tube)
标志(Mark):阻值允许偏差(10%不标注)、阻值代码、产品型号
Resistance tolerance (when noidentification,it is of ±10%)resistance codetype