加工定制:是 種類:帶開關(guān) 材料:碳膜 性能:功率 阻值調(diào)節(jié)方式:旋轉(zhuǎn)式 阻值變化方式:直線式 標(biāo)稱阻值:1k~1M 額定功率:0.25(W) 滑動噪聲:≤100m(V) 零位電阻:≤20(Ω) 接觸電阻:≤50m(Ω) 絕緣電阻:≥100(MΩ) 大功率調(diào)光電位器 旋轉(zhuǎn)式 主要用于調(diào)光器
機(jī)械性能Mechanical specifications: 總旋轉(zhuǎn)角度 Total rotation angle:270 5 旋轉(zhuǎn)力矩Rotation torque:1~10mN.m(20~200gf.cm) 止檔強(qiáng)度Shaft stop strength:3Kgf.cm 開關(guān)動作角度/行程Switch working angle/stroke:(3 0.5)mm 開關(guān)操作力/力矩Switch working force/torque:150~500g 定位位置Click position:0 detent/15/27detents 電氣性能Electrical specifications: 工作溫度Operating temperature:(-20℃)to~( 100℃) 開關(guān)額定功率Switch rating:AC250V 10A 開關(guān)接觸電阻Switch contact resistance:<50mΩ 額定功率Rated wattage:0.2W 額定電壓Rated voltage:250V 絕緣電阻Insulation resistance:≥100MΩ at DC500V 抗電強(qiáng)度Dielectric:AC500V,1 minute;AC750V,1 minute 阻值偏差Resistance tolerance: 20% 轉(zhuǎn)動噪音Rotational noise:≤47mV 殘留電阻Residual resistance:R≥250KΩ 0.1% max.of totalresistance 250KΩ>R>10KΩ 20Ω max. 10KΩ≥R 10Ω max. 耐久性能Durability: 機(jī)械壽命Mechanical life: 50,000cycles 電氣壽命Electrical life: 30,000cycles