Separate Amplifier Type Pressure SensorAP-40 series


Amplifier Unit NPN


Select Language




NPN output


3 1/2-digit, 2-color, 7-segment LED
(Character height: 11 mm 0.43"), Display cycle: 5 times/sec.

Applicable sensor head

AP-41, AP-41M, AP-43, AP-44, AP-48

Detectable pressure range

-15% to +110% of F.S.

Display resolution

0.1 kPa [AP-41/41M], 0.001 Mpa [AP-43], 0.2 kPa [AP-44/48]

Response time (chattering
prevention function)

2.5/5/100/500 msec

Control output

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

Analog voltage output

1 to 5 V*1

Temperature fluctuation for display

±1.0% max. of F.S.

Temperature fluctuation for analog output

±2.0% max. of F.S.


With supplied mounting bracket (2 types) or optional panel mounting bracket*2


Power voltage

12 to 24 VDC ±10 %, Ripple 10 % or less

Current consumption

105 mA (12 V), 55 mA (24 V) (including sensor head)

Environmental resistance

Ambient temperature

0 to +50 °C 32 to 122 °F (No freezing)

Relative humidity

35 to 85 % RH

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z axis

Shock resistance

100 m/s2, 3 times in each of X, Y and Z axis


Front housing: Polyamide, Front panel sheet: PET, Rear housing: Polysulfone, Cable: Oil-proof cabtyre cable


80 g (including 2 m 6.6' cable) (28 g without cable)

*1 The AP-48 is only compatible with the AP-40RA. It cannot be used with an analog output amplifier.
*2 Optional panel mounting brackets: OP-31357 (black), OP-32808 (gray) and OP-42192 (for a 5 mm-thick panel)

  • General Catalog Request
  • Trade Shows and Exhibitions
  • eNews Subscribe

Process Controls / Process Sensors