使用温度范围 Operating temperature -10 ℃ ~ +70 ℃ 手工焊接 Manual soldering 300 ℃ Max 3sec Electrical Characteristics 电气特性 总阻值(R) Total resistance 1KΩ ~ 500KΩ 总阻值容许误差 Resistance tolerance ±20% (More Than 1MΩ ± 30%) 阻值线性 Resistance taper A B C W 摺动杂音 Sliding noise Less than 68 mV 残留阻值 Residual resistance ≦20 Ω 绝缘阻抗 Insulation resistance More than 100MΩ at DC 250V 定格电力 Rated power(W) 0.05W 较高使用电压 Max. Operating voltage 50V AC 耐电压 Withstand voltage 1 Minute at AC 300 V 相互偏差 Gang error Linear (B) taper : 0 ~ -20dB ≦ 2dB A/C Other tapers : 0 ~ -40dB ≦ 2dB Mechanical Characteristics 机械特性 全回转角度 Total rotational angle 300° ± 5° 全回转扭力 Rotational torque 20 ~ 250 gf.cm 全回转止强度 Rotational stopper strength 4Kgf.cm Min 轴推拉强度 Shaft push-pull strength 8Kgf. Max 回转寿命 Rotational life 10,000 Cycles.