一、旋轉(zhuǎn)式電位器系列技術(shù)規(guī)格書
Rotary Series Potentiometers Technic Specifications
1.電氣性能(Electrical Characteristic)
序號 項目 特性
1.1 全阻值(Total Resistance) 1KΩ~2MΩ
1.2 全阻值允許偏差(Total Resistance Tolerance) ±20%
1.3 電阻隨溫度變化特性(Resistance of temperature change character) 20℃~75℃:△R/R≤±5%,-25℃~20℃:△R/R≤±4.5%
1.4 阻值變化特性(Resistance Taper) A,B,C
1.5 位阻值(Residual Resistance) R≥250KΩ0.1%max.of total resistance 250KΩ>R>10KΩ20Ω10KΩ≥R 10Ωmax.
1.6 額定功率(Rated Power) Carbon Film Te 0.2W
1.7 使用電壓(Max.Operating Voltage) AC 250V
1.8 動雜音(Rotational Noise) Less than 100mV
1.9 緣阻(Insulation Resistance) More than 100MΩat DC250V
1.10 耐電壓(Withstand Voltage) For 1 minute at:DC500V
1.11 開關接觸電阻(Switch Comtact Resistance) Less than 100mΩ
1.12 開關的額定功率(Switch Rated Power) AC 250V 10A
2.機械性能(Mechanical Characteristics)
2.1 全回轉(zhuǎn)角度(Rotation Angle) 270°±5°
2.2 旋轉(zhuǎn)力矩(Rotation Torque) 20~200gf.cm
2.3 軸的拉、押強度(Pull-Push Strength) 6Kgf.cm
2.4 轉(zhuǎn)動止檔強度(Rotational S-End Torque) 5kgf.cm
2.5 焊錫耐熱性(Resistance To Soldering Heat) 260±5℃and less than 3 seconds
2.6 開關操作力(Switch Action) 50~300gf.cm
3.耐久性能(Durabillity)
3.1 “操作溫度(Operating Temperature)
” -10℃~70℃
3.2 回轉(zhuǎn)壽命(Rotation Life) 15,000Cycles