Separate Amplifier Type Pressure SensorAP-40 series


Amplifier Unit NPN


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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

Current consumption

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

Power supply

12 to 24 VDC ±10%, Ripple (p-p): 10% max.


Ambient temperature

0 to 50°C (32 to 122°F)

Ambient humidity

35 to 85%

Shock resistance

100 m/s2 in X, Y, and Z directions, 3 times respectively

Vibration resistance

10 to 55 Hz, 1.5 mm 0.06" double amplitude in X, Y, and Z directions, 2 hours respectively


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)

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Process Controls / Process Sensors