... beam angle: 24°WPRD201, WPRD202 18°RD203, with DN150 flange 14°RD203, with DN200 flange 12°RD203, with DN250 flangeMeasuring range: 0~35mRepeatability: ±3mmResolution ... 2 316L stainless steel RD202 (bar type antenna): turnup flange DN50, DN80, DN100, DN150 RD203 (flared form antenna ... ): flange DN50, DN80, DN100, DN150, DN200, DN250Power: 24VDC±2V, ripple ...