DIFFERENTIAL PRESSURE SENSOR DS85-P
DIFFERENTIAL PRESSURE SENSOR DS85-P
Diaphragm element
Measuring range from 0…50 Pa to 0…6000 Pa
Analogue output 0…10 V or 4…20 mA
Supply voltage 24 Vac or 24 Vdc
4 calibrated measuring ranges selectable via DIP-Switch
Compact size of about ca. 70 mm
Protection class IP 65
Sensor for measuring small differential pressure of non-aggressive gases, preferably of air. Ranges from 50 Pa up to 6000 Pa are covered by three units, up to four calibrated ranges are selectable by DIP-switch in each unit.
Operating mode:
Measuring mode
Measuring medium:
Air or non-aggressive gases
Measuring principle:
Electromechanical diaphragm measuring system
Measuring unit:
Pa
Smallest measuring range:
0…50 Pa (0.5 mbar)
Largest measuring range:
0…6000 Pa (60 mbar)
Measuring range:
0…50 Pa (0.5 mbar), 0…200 Pa (2 mbar), 0…500 Pa (5 mbar), 0…1000 Pa (10 mbar), 0…2000 Pa (20 mbar), 0…4000 Pa (40 mbar), 0…6000 Pa (60 mbar)
Measuring range selection:
yes via 2-pole DIP switch
Characteristic:
linear
Ambient temperature:
-10…+50°C
Storage temperature:
-25…+60°C
Overpressure protection:
0.2 bar
Static pressure:
max. 0.2 bar
Zero point calibration:
Adjustable by REEDcontact, no cyclic zero-point calibration required
Reaction time:
direct
| Error limits (related to the actual range) | |||||
| Zero deviation | Final value deviation | Linearity | Resolution | Hysteresis | |
| DS85-P200 | |||||
| 0…200 Pa | ± 0.5 % | ± 0.5 % | ± 0.25 % | ± 0.1 % | ± 1 % |
| 0…150 Pa | ± 0.75 % | ± 0.6 % | ± 0.4 % | ± 0.2 % | ± 0.7 % |
| 0…100 Pa | ± 1 % | ± 0.71 % | ± 0.5 % | ± 0.2 % | ± 0.5 % |
| 0…50 Pa | ± 2 % | ± 1 % | ± 1 % | ± 0.3 % | ± 0.5 % |
| DS85-P1000 | |||||
| 0…1000 Pa | ± 0.5 % | ± 0.5 % | ± 0.25 % | ± 0.1 % | ± 0.2 % |
| 0…500 Pa | ± 0.7 % | ± 0.7 % | ± 0.5 % | ± 0.2 % | ± 0.2 % |
| 0…300 Pa | ± 0.9 % | ± 0.9 % | ± 0.9 % | ± 0.3 % | ± 0.2 % |
| 0…200 Pa | ± 1 % | ± 1 % | ± 1.25 % | ± 0.3 % | ± 0.2 % |
| DS85-P6000 | |||||
| 0…6000 Pa | ± 0.5 % | ± 0.5 % | ± 0.25 % | ± 0.1 % | ± 0.2 % |
| 0…4000 Pa | ± 0.7 % | ± 0.7 % | ± 0.4 % | ± 0.15 % | ± 0.2 % |
| 0…3000 Pa | ± 0.9 % | ± 0.9 % | ± 0.6 % | ± 0.2 % | ± 0.2 % |
| 0…2000 Pa | ± 1 % | ± 1 % | ± 0.75 % | ± 0.25 % | ± 0.2 % |
Housing:
Ultramid
Dimensions:
diameter 70 mm, depth 50 mm
Weight:
approx. 90 g
Protection class:
IP54 according EN60529
Electrical connections:
3- or 4-wires cable, 50 cm length, colour coded, electronic protected against false polarity
Pressure connections:
Hose connections 5 mm ø
Operational position:
Vertical, position dependence when rotated through 90 ° approx. 25 Pa
Power supply:
15…30 Vdc; 24 Vac (+/-15%)
Power consumption:
approx. 10 mA (@ 24 Vdc)
Output:
three-wire circuit: 0…10 V
EMC:
EN 61000-6-2, EN 61000-6-3, CE-mark
RoHS:
According RoHS-directive 2011/65/EU
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