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UVTRON
R12257
UVTRON® 是一种仅对波长为 185 nm 至 300 nm 的紫外光敏感的传感器。
UVTRON® 具有高灵敏度和快速响应的特点，是监测燃烧情况的理想选择。
详细参数
| 项目 | 说明/值 | 单位 | ||
|---|---|---|---|---|
| 传感器形状 | 端窗型和侧面式 | － | ||
| 窗材 | 紫外透射玻璃 | － | ||
| 电极材料 | 钼 (Mo) | － | ||
| 光谱响应范围 | 185 至 300 | nm | ||
| 特性（25℃ 时） | 放电启动电压（直流） | 最大值 | 240 | V |
| 放电维持电压（直流） | 典型值 | 170 | V | |
| 灵敏度 (*1) | 典型值 | 1200 | min-1 (*8) | |
| 背景噪声 (*2) | 最大值 | 10 | min-1 (*8) | |
| 预期使用寿命 (*3) | 10000 | h | ||
| 推荐 操作 条件 | 输入电压 (DC) | 310 ±25 | V | |
| 平均放电电流 | 2 | mA | ||
| 淬灭时间 (*4) | 最小 | 1 | ms | |
| 绝对 最大 额定值 | 输入电压 (DC) | 425 | V | |
| 平均放电电流 (*5) | 10 | mA | ||
| 峰值电流 (*6) | 200 | mA | ||
| 工作温度范围 | -40℃ 至 +125℃ | － | ||
| 适用标准 | 环境标准 (RoHS) | EN 63000 | － | |
| 抗冲击特性 (*7) | 1000 | m/s2 | ||
| 重量 | 约 5.0 | g | ||
| 插座（单独出售） | E678-9C | － | ||
| 驱动电路（单独出售） | C10807 | － | ||
*1：该值是在 200 nm 波长和 10 pW/cm2 光强度下测量得出的。
*2：该值是在室内照明（约 500 lx）下推荐操作条件下测量得出的。
*3：在推荐操作条件下持续放电的值。
*4：构建外部 CR 淬灭电路时，设置电路常数，使淬灭时间超过该值。
*5：如果在此值下使用传感器，则会大大缩短传感器的使用寿命。因此，请在推荐操作条件下使用传感器。
*6：这是可以瞬间流过的脉冲电流的峰值。这是针对峰值半值宽度为 10 μs 或更短的情况。
*7：该值是在 11 ms 的作用时间内使用 IEC 60068-2-27 冲击试验方法测量得出的。
*8：min-1 表示每分钟计数。
特性
光谱灵敏度特性（典型值）
范围特性（典型值）
视图特性（典型值）
外形尺寸图（单位：mm）
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