250 Hz Wire speed sensor Wire diameter (min/max) Speed range Relative precision on Range English Units .030 - .062 inch 10 – 1000 ipm ± 3% Metric Units 15 – 100 Kpa ± 3% ± 1.8 % of reading 250 Hz Metric Units 0.8 mm / 1.6 mm 4 – 420 mm/s ± 3% 2 2.0 INSTALLATION 2.1...