二：详细参数
| 产品名称 NAME | 22mm防水型精密导电塑料电位器 22mm precision conductive plastic potentiometer | ||
| 产品型号 MODLE | WDA-D22-SF17 | ||
| 电气参数 Electrical | |||
| 阻值范围 Resistance Range | 2kΩ / 5kΩ | ||
| 阻值误差 Resistance tolerance | +10% +20% Standard | ||
| 残留阻抗 End Resistance | <0.5% | ||
| 阻值变化规律 Resistance taper | B（JIS直线 JIS LINERA） | ||
| 线性精度 independent linearity | + 3% | ||
| 额定功率 power rating | 0.5W(70℃)0W(120℃) | ||
| 接触电阻变化 peak noise (c.r.v.) | <2%Rn | ||
| 耐电压 dielectric strength | 1000V 1minute | ||
| 有效电气行程 adjustment travel | 240° 340° | ||
| 绝缘电阻 insulation resistance | 100MΩ | ||
| 分辩率 resolution | infinite | ||
| 工作电压 maximum input voltage | DC30V | ||
| 环境参数 environmental | |||
| 存储温度 storage temperature range | -60℃ ～+125℃ | ||
| 使用温度 operating temperature range | -60℃ ～+125℃ | ||
| 温度系数 temperature coefficient | 500ppm/℃ | ||
| 电气耐久性 load life | 70℃ 1,000h; △R/R≤±10% | ||
| 旋转寿命 rotational life | 3.000.000次，△R/R≤±7% | ||
| IP防护等级 IP range | IP65 | ||
| 耐焊接热 soldering heat resistance | （350℃ 3S) △R/R≤±2% | ||
| 热循环 temperature cycle | （-25℃ +85℃ 30min/each、 5cycles) △R/R≤±10% | ||
| 振动 vibration | 10-55Hz, 1.5mm 振幅 amplitude, 3 方向directions △R/R≤±5% | ||
| 机械参数 mechanical | |||
| 尺寸 size | 见附图 See drawing | ||
| 机械行程 mechanical travel | 360° | ||
| 旋转力矩 shaft torque | 50-50gf.cm | ||
| 止挡力矩 stop strength | _ | ||
| 锁紧力矩 mounting nut torque | 15kgf.cm | ||
| 轴跳动 shaft runout | 0.15mm | ||
| 轴端间隙 shaft end play | (出轴长度shaft length 30mm) 0.15mm | ||
| 径向间隙 shaft radial play | 0.15mm | ||
| 轴的推力 shaft strength (push) | 125N(12.75kgf)min. | ||
| 轴的拉力 shaft strength(tensile) | 125N(12.75kgf)min. | ||
| 标记 marking | --- | ||
| 配件 hardware | --- | ||
三、产品图
