電特性
標(biāo)稱阻值范圍Range of nominal resistance: 11.7KΩ
阻值允許偏差Resistance tolerance: ±5%
終端電阻Terminal resistance: ≤0.25%R 或2Ω
峰值噪聲Peak Noise: ≤100Ω
介質(zhì)耐壓Dielectric withstand voltage 正常大氣壓:800Vac,低氣壓:350 Vac
有效電行程:electrical travel 140°
機(jī)械行程(無止檔): 360°
環(huán)境特性 Environment Characteristics
額定功率Rated power (300V max): 1W @ 70℃
電阻體極限電壓:300V
動觸點(diǎn)極限電流:50mA
溫度范圍Temperature range -55℃~+125℃
溫度系數(shù)TCR:±100×10-6/℃
機(jī)械耐久性 Life Expectancy:5000周 △R≤±(2%R+0.1) ENR≤500Ω
負(fù)荷耐磨壽命Life Expectancy at high temperature: 5000周,
溫度沖擊Thermal shock -65℃~+125℃,5 times,ΔR≤±(1%R+0.1),△(Uab/Uac)≤±1%
耐濕Moisture proof :ΔR≤±(2%R+0.1) 絕緣電阻≥1MΩ ENR≤500Ω
高頻振動High frequency vibration ΔR≤±(0.5%R+0.05) △(Uab/Uac)≤±1%
沖擊Shock: ΔR≤±(0.5%R+0.05) △(Uab/Uac)≤±5% 不允許有大于0.1ms的電氣間斷
高溫壽命Life at high temperature 70℃, 1000h,ΔR≤±(2%R+0.1) ENR≤500Ω,絕緣電阻≥1GΩ
物理特性
起動力矩Starting torque: ≤5mN.m
標(biāo)志Mark: 商標(biāo)Trade mark, 型號type,阻值resistance,線路

WR1800國標(biāo)及軍品電位器