FISCHER Mess- und Regeltechnik GmbH Technical data | 7
BA_EN_DE90 95
7 Technical data
7.1 General
Type designation DE90
Pressure type Differential pressure
Measurement principle Piezo-resistive
Reference conditions (acc. to IEC 61298-1)
Temperature +15 … +25 °C
Relative humidity 45 … 75 %
Air pressure 86 … 106 kPa 860 … 1060 mbar
Installation position vertical
7.2 Input variables
Asymmetric measuring ranges:
Measuring range (Channel 1 2) Overload Bursting
pressure
Sensor
type
-20 … +80 Pa 750 mbar 1 bar A
0 … 25 Pa 750 mbar 1 bar A
0 … 40 Pa 750 mbar 1 bar A
0 … 60 Pa 750 mbar 1 bar A
0 … 1 mbar 0 … 100 Pa 750 mbar 1 bar A
0 … 1.6 mbar 0 … 160 Pa 750 mbar 1 bar A
0 … 2.5 mbar 0 … 250 Pa 750 mbar 1 bar A
0 … 4 mbar 0 … 400 Pa 100 mbar 200 mbar B *
0 … 6 mbar 0 … 600 Pa 100 mbar 200 mbar B *
0 … 10 mbar 0 … 1 kPa 100 mbar 200 mbar B *
0 … 16 mbar 0 … 1.6 kPa 400 mbar 800 mbar B
0 … 25 mbar 0 … 2.5 kPa 400 mbar 800 mbar B
0 … 40 mbar 0 … 4 kPa 400 mbar 800 mbar B
0 … 60 mbar 0 … 6 kPa 1 bar 2 bar B
0 … 100 mbar 0 … 10 kPa 1 bar 2 bar B
0 … 160 mbar 0 … 16 kPa 2.5 bar 5 bar B
0 … 250 mbar 0 … 25 kPa 2.5 bar 5 bar B
*)
Sensors can be delivered with a higher overload and bursting pressure capab-
ility with these measuring ranges (see order code/special aspects).
Symmetric measuring ranges:
Measuring range (Channel 1 2) Overload Bursting
pressure
Sensor
-25 … +25 Pa 750 mbar 1 bar A
-40 … +40 Pa 750 mbar 1 bar A
-60 … +60 Pa 750 mbar 1 bar A
-1 … +1 mbar -100 … +100 Pa 750 mbar 1 bar A
-1.6 … +1.6 mbar -160 … +160 Pa 750 mbar 1 bar A
-2.5 … +2.5 mbar -250 … +250 Pa 100 mbar 200 mbar B *
-4 … +4 mbar -400 … +400 Pa 100 mbar 200 mbar B *
-6 … +6 mbar -600 …. +600 Pa 100 mbar 200 mbar B *
-10 … +10 mbar -1 … +1 kPa 100 mbar 200 mbar B *