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          Two-colour Digital Display Pressure SensorAP-30 series

          AP-31

          Main Unit, Negative-pressure Type, -101.3 kPa, NPN

          SPECIFICATIONS

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          Model

          AP-31

          Type

          Negative pressure, NPN

          Rating

          Power voltage

          12 to 24 VDC ±10 %, Ripple (P-P) 10 % or less

          Environmental resistance

          Ambient temperature

          0 to +50 °C (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Rated pressure

          0 to -1.013 bar (0 to -101.3 kPa)

          Fluid type

          Air or non-corrosive gases

          Type of pressure

          Gauge pressure

          Display

          3 1/2-digit, 2-colour, 7-segment LED (Character height: 11 mm)

          Display resolution

          0.001 bar, 0.1 inchHg, 0.1 kPa, 1 mmHg

          Detectable pressure range

          -15 to +110 % of F.S.

          Display temperature characteristic

          ±1 % max. (of F.S.) of detecting pressure at 25 °C (0 to 50 °C)

          Temperature fluctuation for analogue output

          ±2 % max. (of F.S.) of detecting pressure at 25 °C (0 to 50 °C)

          Response time (Chattering prevention function)

          2.5/5/100/500 ms (selectable)

          I/O

          Analogue output

          1 to 5 V (Load impedance: 47 kΩ min.)

          Control output

          2 NPN open collector: 100 mA max. (40 V max.), Residual voltage: 1 V max. 2-output (N.O./N.C.selectable)

          Rating

          Current consumption

          50 mA (at 24 V) or less, 90 mA (at 12 V) or less

          Environmental resistance

          Pressure resistance

          4.9 bar (490 kPa)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions

          Material

          Front housing: Polyamide, Front panel sheet: PET, Rear housing: Polysulfone,
          Pressure port: Die-cast zinc, Cable: Oil-proof cabtyre cable

          Weight

          Approx. 120 g (including 2 m cable)

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