二：詳細(xì)參數(shù)
| 產(chǎn)品名稱(chēng) NAME | 22mm防水型精密導(dǎo)電塑料電位器 22mm precision conductive plastic potentiometer | ||
| 產(chǎn)品型號(hào) MODLE | WDA-D22-SF17 | ||
| 電氣參數(shù) Electrical | |||
| 阻值范圍 Resistance Range | 2kΩ / 5kΩ | ||
| 阻值誤差 Resistance tolerance | +10% +20% Standard | ||
| 殘留阻抗 End Resistance | <0.5% | ||
| 阻值變化規(guī)律 Resistance taper | B（JIS直線 JIS LINERA） | ||
| 線性精度 independent linearity | + 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 | ||
| 耐電壓 dielectric strength | 1000V 1minute | ||
| 有效電氣行程 adjustment travel | 240° 340° | ||
| 絕緣電阻 insulation resistance | 100MΩ | ||
| 分辯率 resolution | infinite | ||
| 工作電壓 maximum input voltage | DC30V | ||
| 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; △R/R≤±10% | ||
| 旋轉(zhuǎn)壽命 rotational life | 3.000.000次，△R/R≤±7% | ||
| IP防護(hù)等級(jí) IP range | IP65 | ||
| 耐焊接熱 soldering heat resistance | （350℃ 3S) △R/R≤±2% | ||
| 熱循環(huán) temperature cycle | （-25℃ +85℃ 30min/each、 5cycles) △R/R≤±10% | ||
| 振動(dòng) vibration | 10-55Hz, 1.5mm 振幅 amplitude, 3 方向directions △R/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 | 360° | ||
| 旋轉(zhuǎn)力矩 shaft torque | 50-50gf.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 30mm) 0.15mm | ||
| 徑向間隙 shaft radial play | 0.15mm | ||
| 軸的推力 shaft strength (push) | 125N(12.75kgf)min. | ||
| 軸的拉力 shaft strength(tensile) | 125N(12.75kgf)min. | ||
| 標(biāo)記 marking | --- | ||
| 配件 hardware | --- | ||
三、產(chǎn)品圖
