二、性能參數(shù)
| 產(chǎn)品名稱 NAME | WDA-D22-A精密導電塑料電位器 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 | 無限大Essentially infinite | |
| 工作電壓Maximum Input Voltage | 20VDC | |
| 環(huán)境參數(shù) Environmental | ||
| 存儲溫度 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 | 1000萬次 ΔR/R≤±7% | |
| IP防護等級 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Vibration | 10-55Hz, 1.5mm 振幅 amplitude, 3 方向 directions ΔR/R≤±5% | |
| 機械參數(shù) Mechanical | ||
| 尺寸SIZE | 見附圖SEE DRAWING | |
| 機械行程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Shaft Runout | 0.15mm | |
| 軸端間隙 Shaft End Play | (出軸長度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. | ||
