1 PCS new Renishaw RGH28Y30D20A Readhead #LYQ007
1 PCS new Renishaw RGH28Y30D20A Readhead #LYQ007
| Parameter | Value |
|---|---|
| Model | RGH28Y30D20A |
| Type | Incremental optical linear encoder readhead |
| Compatible Scale Pitch | 20 μm (RGS20‑S gold tape scale) |
| Resolution | 0.1 μm (100 nm) |
| Output Signal | 3‑state differential line driver (RS422) |
| Channels | A, B (quadrature), Z (reference mark) |
| Max. Speed | 3.24 m/s @ 0.1 μm resolution |
| Supply Voltage | 5 VDC ±5% |
| Current Consumption | Typical 150 mA |
| Operating Temp | 0 °C to +50 °C |
| Storage Temp | −20 °C to +70 °C |
| Housing Material | Die‑cast aluminum |
| Dimensions (H×L×W) | 16.0 mm × 44.0 mm × 27.0 mm |
| Weight | Approx. 45 g |
| Cable | High‑flex double‑shielded 12‑core, 3 m length (30 option) |
| Connector | 15‑way D‑type |
| Alarm Output | 3‑state low‑level alarm (20A option) |
| Sub‑Divisional Error (SDE) | < ±0.15 μm (typical) |
| Repeatability | ±1 count |
| Reference Mark | Synchronized Z pulse, re‑synchronized at power‑up |
| Installation Tolerances | Gap: ±0.3 mm; Yaw: ±0.9°; Pitch/Roll: ±0.5° |
| Protection | IP50 (readhead body) |
| Certifications | CE, RoHS compliant |
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