Measurement / control system
Accuracy (incl. linearity) (Based on actual calibration) Turndown Multiple fluid capability Repeatability Settling time (controller) Control stability Max. Kv-value Min. ∆P Max. ∆P Pressure sensitivity Temperature range Temperature sensitivity : ± 0,5% Rd plus ± 0,1% FS : 1 : 50: storage of max. 8 calibration curves: < ± 0,2% Rd: typical 2 seconds: ≤ ± 0,1% FS (typical for 1 ln/min N2): 1,5 x 10-3: 2 bar(d): 200 bar(d): 0,1% Rd/bar typical N2; 0,01% Rd/bar typical H2: -10…+70°C; for ATEX cat. 3 0… 50°C: zero: < ± 0,05% FS/°C;span: < ± 0,05% Rd/°C: < 2 x 10-9 mbar l/s He: horizontal: 30 min. for optimum accuracy 2 min. for accuracy ± 2% FSLeak integrity (outboard) Preferred mounting position Warm-up time