DIFFERENTIAL PRESSURE SENSOR DS85

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…10000 Pa (100 mbar)
Measuring range:
0…50 Pa (0.5 mbar), 0…100 Pa (1 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), 0…10000 Pa (100 mbar)
Measuring range selection:
Factory preset
Characteristic:
linear or radiated
Ambient temperature:
-10…+50°C
Storage temperature:
-25…+60°C
Limit signal Output / alarm output:
open Collector, max 50 mA

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

Zero drift:
±0.75%
Sum of linearity and hysteresis:
± 0.5 %
Temperature drift zero point:
±0.3% / 10K
Temperature drift measuring range:
±0.2% / 10K

Housing:
Ultramid
Dimensions:
diameter 70 mm, depth 50 mm
Weight:
approx. 90 g
Protection class:
IP54 according EN60529
Display:
only in combination with three-wire system 3-digit LCD display, character height 9 mm, indications in pressure units
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%)
12 … 30 Vdc with two-wire circuit
Power consumption:
approx. 10 mA (@ 24 Vdc)
Output:
two-wire circuit: 4…20 mA
three-wire circuit: 0…10 V
(Output square root possible at extra charge)

EMC:
EN 61000-6-2, EN 61000-6-3, CE-mark
RoHS:
According RoHS-directive 2011/65/EU