读数头是 METIRIO® 编码器的核心部件。所有光学和电子元件都嵌入在一个占地面积极小的倒装芯片封装内。
METIRIO® Readhead
技术参数
下载规格表
| 下载规格表 | 核心优势 |
|---|---|
| 核心优势 | |
| 紧凑尺寸 [mm] | 6.6 x 5.1 x 1.7 |
| 低电流消耗 [mA] | 20 |
| 位置分辨率 [nm] | 0,4 @ 20 mm/s |
| 高速 [m/s] | 10 |
| 中心波长 [nm] | 850 (Invisible) |
| 电气参数 | |
| 电气参数 | |
| Supply Voltage VDD [V] | 3 to 5.5 |
| Output Position Signal (sine) [Vpp] | 1 |
| Output Reference Signal (square) [VDD] | RS485 |
| Bandwidth (f3dB) [kHz] | 500 |
| ESD Susceptibility (HBM) [kV] | 4 at each pin |
| Startup Time [µs] | 150 |
| Digital Interface | TWI |
| 环境 | |
| 环境 | |
| UHV compatibility [mbar] | HV (1E-6); UHV (1E-11) |
| Maximum bake-out temperature [°C] | 160 |
| Operating temperature range [°C] | 0 - 80 |
| Humidity (40 °C) [%] | 80 non-condensing |
| Scale Compatibility | |
| Scale Compatibility | |
| Grating Type | reflective |
| Scale Pitch [µm] | 20 |
| Scale Type | linear, convex, rotary (down to 12 mm diameter) |
| Allowed Working Distances [mm] | 1.2 mm (standard), more options upon request |
| 通用 | |
| 通用 | |
| 重量 [g] | 0.12 |
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