PP 271


The PP 281R incremental two-coordinate encoder can measure positions in a plane. Two reference marks, one for each measuring direction, serve to reproduce a datum.

Measuring standard - Two-coordinate DIADUR phase grating on glass Output signals - 5v TTL Quadrature Signal period - 0.8 um or 0.4 um Accuracy grades - ± 1 µm Recommended measuring steps - 1 um to 0.01 µm Measuring lengths - 68 mm x 68 mm (other ranges available upon request) Reference mark - One per measuring direction