Air service units Series Airplus 2 AIR TREATMENT 2 | 31 Overall dimensions and technical information are provided solely for informative purposes and may be modified without notice 3 color digital LCD display, easy readout 4 units of measurement for pressure indication Optional PNP or NPN digital output N.O. and N.C. output contact selection directly on the digital pressure switch Available with M8-3PIN connector or 3 wire cable length 2 m Available only in combination with a filter regulator Output circuit wiring diagrams Digital pressure switch lay out Cable ordering code Switch main circuit DC (+) (Brown) OUT(Black) DC (-) (Blue) DC 12 - 24V PNP output DC (+) (Brown) DC 12 - 24V OUT(Black) DC (-) (Blue) NPN output Switch main circuit 4 1 : (+) 3 : (-) 4 : (OUT) 3 1 M8 connector pin layout 4 1 3 3 wires cable layout 1 : Brown (+) 3 : Blue (-) 4 : Black (OUT) MCH1 : cable 3 wires l=2,5m with M8 connector MCH2 : cable 3 wires l=5m with M8 connector MCH3 : cable 3 wires l=10m with M8 connector 1 4 3 Connector Technical characteristics Pressure range and display 0 - 10 bar Max. inlet pressure 15 bar Fluid 40µm filtered and dehumidified air Display unit of measurement MPa - kgf/cm² - bar - psi Supply voltage 12 - 24 VDC Current consumption ≤40mA (without load) Digital output type PNP - NPN Type of contact output Normally Open - Normally Closed Max. load current 125 mA Digital output activation mode single threshold with fixed hysteresis - window with fixed hysteresis - window without hysteresis Digital output activation time 0.05s - 0.25s - 0.5s - 1s - 2s - 3s (selections for chattering-proof options) Display characteristics Double 3 1/2 digit display Digital output status indication Three-pushbuttons touchpad Indicator accuracy ≤±2% full scale value ± 1 digit IP Rating IP40 Working temperature 0°C +50°C Cable section 3 x 0,129mm2, Ø4 mm, PVC Digital pressure switch
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