SPD1200S2 · 905 nm Laser Rangefinder Module
SPD1200S2 规格书：参数、量程条件、接口
下面每个数值都照抄自 SPD1200S2 公开参数表并附测试条件，便于和其他模块在同等条件下比较。
SPD1200S2 关键参数
| 项目 | 公开值 |
|---|---|
| 型号 | SPD1200S2 |
| 公开量程 | Catalog range: 0.2–1,200 m. Sources also report a 1,500 m night-time maximum under special conditions; it is not a guaranteed range. (Strong sunlight or low visibility may reduce range. The night-time row does not state a numeric target reflectivity or visibility condition; confirm performance against your actual target and environment.) |
| 波长 | 905nm±5nm |
| 接口 | UART-TTL, Customizable |
| 精度 | ±0.3m (≤400m)±0.5m + d × 0.1% (400m＜d＜1,200m) |
| 更新率 | 4Hz~15Hz Adaptive |
| 供电 | 3.3V~5V |
| 重量 | ≤10g |
| 尺寸 | Technical tables (current published table, archived factory PDF and archived factory DOCX): 24.6 × 14.45 × 26.3 mm. Archived DOCX mechanical drawing: 24.6 × 13.05 × 26.3 mm. Sources differ; confirm the supplied drawing. |
| 激光安全 | IEC CLASS I |
| 价格 | 单价 $150 起 |
完整参数表
ERDI published product specifications, captured 2026-10-08.
| 参数 | 公开值 | 条件 / 备注 |
|---|---|---|
| Laser wavelength | 905nm±5nm | |
| Laser Divergence Angle | ＜6mrad | |
| Optical material | Resin aspherical lens | |
| Receiving aperture | 9.0mm × 14.5mm | |
| Measurement range | Catalog range: 0.2–1,200 m. Sources also report a 1,500 m night-time maximum under special conditions; it is not a guaranteed range. | Strong sunlight or low visibility may reduce range. The night-time row does not state a numeric target reflectivity or visibility condition; confirm performance against your actual target and environment. |
| Ranging accuracy | ±0.3m (≤400m)±0.5m + d × 0.1% (400m＜d＜1,200m) | |
| Measurement frequency | 4Hz~15Hz Adaptive | |
| Valid measurement rate | ≥98% | |
| False alarm rate | ≤1% | |
| Interface | UART-TTL, Customizable | |
| Baud rate | Default: 115200bps | |
| Supply voltage | 3.3V~5V | |
| Start-up Time | ≤200ms | |
| Instant Start Current | ≈300mA | |
| Operating Power Consumption | Average ≈0.5W，Max 0.75W | |
| Operating temperature | −20 °C~+60 °C | |
| Storage temperature | −40 °C~+60 °C | |
| Protection Grade | Lens cavity IP67 | |
| Laser safety class | IEC CLASS I | |
| Dimension | Technical tables (current published table, archived factory PDF and archived factory DOCX): 24.6 × 14.45 × 26.3 mm. Archived DOCX mechanical drawing: 24.6 × 13.05 × 26.3 mm. Sources differ; confirm the supplied drawing. | The archived factory PDF mechanical illustration also differs from its own specification table; it is not used to infer a manufacturing envelope. Confirm the applicable model/revision, supplied drawing and connector configuration before design-in. |
| Weight | ≤10g |
连接器引脚定义
| 引脚 | 信号 | 说明 |
|---|---|---|
| 1 | GND | Power − |
| 2 | VCC | Power + |
| 3 | I/O (Reserved) | Reserved for expansion |
| 4 | TXD | Signal output port, Ranging Module → Host |
| 5 | RXD | Signal input port, Host → Ranging Module |
| 6 | SW-SHOT | Function Enable (active high) Note: Compatible with active-low control requirements |
公开的应用场景
- Outdoor observation devices
- Civilian surveying instruments
- Outdoor sports equipment
订购 SPD1200S2
SPD1200S2 公开的单台价格为 $150。价格含运费，直接在 erdilrf.com 下单。 技术问题与批量报价：tommy@erdimail.com。完整参数表、资料下载与下单：SPD1200S2 型号页。
FAQ
SPD1200S2 的最大测程是多少？
公开量程为 Catalog range: 0.2–1,200 m. Sources also report a 1,500 m night-time maximum under special conditions; it is not a guaranteed range. (Strong sunlight or low visibility may reduce range. The night-time row does not state a numeric target reflectivity or visibility condition; confirm performance against your actual target and environment.)。量程数字只有连同测试目标和条件一起看才可比较，所以每个数值旁都列出了条件。
SPD1200S2 用什么接口？
公开的通信接口为 UART-TTL, Customizable @ Default: 115200bps。
SPD1200S2 的激光波长是多少？
公开波长为 905nm±5nm; 激光安全条目: IEC CLASS I。
SPD1200S2 多少钱？
SPD1200S2 公开的单台价格为 $150。价格含运费，直接在 erdilrf.com 下单。
Related guides
Model records
Open the model page for the full specification table, downloads, published price and ordering.
- SPD1200S2 — SPD1200S2 905 nm Laser Rangefinder Module