| Differential pressure |
| Measuring range |
0 to 50 Pa
0 to 100 Pa
0 to 500 Pa
0 to 10 hPa
0 to 50 hPa
0 to 100 hPa
0 to 500 hPa
0 to 1000 hPa
0 to 2000 hPa |
-50 to 50 Pa
-100 to 100 Pa
-500 to 500 Pa
-10 to 10 hPa
-50 to 50 hPa
-100 to 100 hPa
-500 to 500 hPa
-1000 to 1000 hPa
-2000 to 2000 hPa |
| Measurement uncertainty |
±0.8% of measurement range final value ±0.3 Pa
Temperature gain drift: 0.02% of measuring range per Kelvin deviaton from nominal temperature 22 °C
Zero point drift: 0% (thanks to cyclic zeropoint adjustment) |
| Selectable units |
Differential pressure in Pa, hPa, kPa, mbar, bar, mmH2O, kg/cm2, PSI, inch HG, inch H2O
Calculated variables: Volume flow in m3/h, l/ min, Nm3/h, Nl/min
Flow velocity in m/s, ft/min |
| Sensor |
Piezoresistive sensor |
| Autom. zero-point adjustment |
via magnetic valve
Frequency adjustable: 15 sec, 30 sec, 1 min, 5 min, 10 min |
| Overload capacity |
Measuring range
0 to 50 Pa
0 to 100 Pa
0 to 500 Pa
0 to 10 hPa
0 to 50 hPa
0 to 100 hPa
0 to 500 hPa
0 to 1000 hPa
0 to 2000 hPa
-50 to 50 Pa
-100 to 100 Pa
-500 to 500 Pa
-10 to 10 hPa
-50 to 50 hPa
-100 to 100 hPa
-500 to 500 hPa
-1000 to 1000 hPa
-2000 to 2000 hPa |
Overload
20000 Pa
20000 Pa
20000 Pa
200 hPa
750 hPa
750 hPa
2500 hPa
2500 hPa
2500 hPa
20000 Pa
20000 Pa
20000 Pa
200 hPa
750 hPa
750 hPa
2500 hPa
2500 hPa
2500 hPa |
Operating conditions
With / without Operating temperature display |
| Operating temperature |
-5 to +50 °C / +23 to +122 °F |
| Storage temperature |
-20 to +60 °C / -4 to +140 °F |
| Process temperature |
-20 to +65 °C / -4 to +149 °F |
Inputs and outputs
Analog outputs |
| Quantity |
1 |
| Output type |
0/4 to 20 mA (4-wire) (24 VAC/DC)
0 to 1/5/10 V (4-wire) (24 VAC/DC) |
| Scaling |
Differential pressure: scalable ±50% of measuring range
final value; freely scalable within measuring range |
| Meas. cycle |
1/sec |
| Resolution |
12 bit |
| Max. load |
max. 500 Ω |
| Other outputs |
| Ethernet |
Optional with Ethernet module |
| Relay |
Optional: 4 relays (free allocation to measurement channel or as collective alarm in operating menu/P2A), up to 250 VAC/3A (NO or NC) |
| Digital |
Mini-DIN for P2A software |
| Supply |
| Voltage supply |
20 to 30 VAC/DC, 300 mA current consumption, galvanically separate signal and supply line |
General technical data
Model |
| Material |
Plastic housing |
| Dimensions |
162 x 122 x 77 mm |
| Weight |
0.7 kg; optional: Ethernet intermediary layer 0.6 kg |
| Connection nipple |
Ø 6 mm --> suitable hoses 4 mm + 4.8 mm |
| Display |
| Display |
Optional: 3-line LCD with multi-language operating menu |
| Resolution |
Measuring range
0 to 50 Pa
0 to 100 Pa
0 to 500 Pa
0 to 10 hPa
0 to 50 hPa
0 to 100 hPa
0 to 500 hPa
0 to 1000 hPa
0 to 2000 hPa
-50 to 50 Pa
-100 to 100 Pa
-500 to 500 Pa
-10 to 10 hPa
-50 to 50 hPa
-100 to 100 hPa
-500 to 500 hPa
-1000 to 1000 hPa
-2000 to 2000 hPa |
Resolution
0.1 Pa
0.1 Pa
0.1 Pa
0.01 hPa
0.01 hPa
0.1 hPa
0.1 hPa
1 hPa
1 hPa
0.1 Pa
0.1 Pa
0.1 Pa
0.01 hPa
0.01 hPa
0.1 hPa
0.1 hPa
1 hPa
1 hPa |
| Miscellaneous |
| Protection class |
IP65 |
| EMC |
EU guideline 2004/108/EC |