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 deviationFinal value
deviation
LinearityResolutionHysteresis
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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