CombiPress PFMN

Performance characteristics
Measuring range
  • -1 … 400 bar
Min. measuring span
  • 0.05 bar
Max. measuring span
  • 401 bar
Pressure type
  • Absolute
  • Relative (gauged)
Standard error of measurement (BFSL)
  • 0.04 % FS , up to 2:1 turndown ratio
  • 0.1 % FS , up to 4:1 turndown ratio
  • Including non-linearity, hysteresis and non-repeatability according BFSL
  • For turndown, multiply this value by the applied turndown ratio
Max. measuring error
  • ± 0.1 % FS , up to 2:1 turndown ratio
  • ± 0.25 % FS , up to 4:1 turndown ratio
  • Including zero-point and span error, nonlinearity (by terminal base line), hysteresis and non-repeatability (EN 61298-2)
  • For turndown, multiply this value by the applied turndown ratio
Temperature coefficient
  • ≤ 0.05 % FS/10 K , measuring span
  • ≤ 0.05 % FS/10 K , zero point
Compensated temperature range
  • -40 … 85 °C
Long term stability
  • ≤ 0.1 % FS/a , IEC 770 6.3.2
Max. turndown ratio
  • 10 : 1
Rise time (10 … 90 %)
  • ≤ 0.3 s
Sample time
  • ≤ 0.3 s
Power-up time
  • < 10 s
Compliance and approvals
Explosion protection
  • ATEX II 1G Ex ia IIC T5
  • ATEX II 3G Ex nA II T5
  • ATEX II 1D Ex ia IIIC T100 °C Da