二、性能參數(shù)
產(chǎn)品名稱 NAME | WDA-D22-A精密導(dǎo)電塑料電位器 22mm Precision conductive plastic potentiometer | |
電氣參數(shù) Electrical | ||
阻值范圍Resistance Range | 0KΩ-3kΩ | |
阻值誤差Resistance Tolerance | ±5% Precision、±10% Standard | |
殘留阻抗End Resistance | <3Ω | |
阻值變化規(guī)律Resistance Taper | B(JIS直線 JIS LINEAR) | |
線性精度Independent Linearity | ±0.3% | |
額定功率Power Rating | 0.5W(70℃)0W(120℃) | |
接觸電阻變化Peak Noise (C.R.V.) | <2%Rn | |
工作電壓Dielectric Strength | 20V | |
有效電氣行程Adjustment Travel | 50-350度可以任意訂制 | |
絕緣電阻Insulation Resistance | 10M | |
分辨率Resolution | 無(wú)限大Essentially infinite | |
工作電壓Maximum Input Voltage | 20VDC | |
環(huán)境參數(shù) Environmental | ||
存儲(chǔ)溫度 Storage Temperature Range | -60℃~+125℃ | |
使用溫度 Operating Temperature Range | -60℃~+125℃ | |
溫度系數(shù)Temperature coefficient | 500ppm/℃ | |
電氣耐久性Load Life | 70℃ 1,000h ΔR/R≤±10% | |
旋轉(zhuǎn)壽命Rotational Life | 1000萬(wàn)次 ΔR/R≤±7% | |
IP防護(hù)等級(jí) IP Range | IP65 | |
耐焊接熱Soldering Heat Resistance | (350℃ 3S)ΔR/R≤±2% | |
熱循環(huán)Temperature Cycle | (-25℃、+85℃ 30min/each、5 cycles) ΔR/R≤±10% | |
振動(dòng)Vibration | 10-55Hz, 1.5mm 振幅 amplitude, 3 方向 directions ΔR/R≤±5% | |
機(jī)械參數(shù) Mechanical | ||
尺寸SIZE | 見(jiàn)附圖SEE DRAWING | |
機(jī)械行程Mechanical Travel | 連續(xù)旋轉(zhuǎn) | |
旋轉(zhuǎn)力矩Shaft Torque | 5~50gf·cm | |
止擋力矩Stop Strength | …… | |
鎖緊力矩Mounting Nut Torque | 15Kgf·cm | |
軸跳動(dòng)Shaft Runout | 0.15mm | |
軸端間隙 Shaft End Play | (出軸長(zhǎng)度shaft length 30 mm)0.15mm | |
徑向間隙Shaft Radial Play | 0.15mm | |
軸的推力Shaft Strength (push) | 125 N (12.75 kgf ) min. | |
軸的拉力Shaft Strength (tensile) | 125 N (12.75 kgf ) min. | |
配件 Hardware. |