Silicon pressure transmitter / piezoresistive / piezoelectric / with analog output
LMP633-NLN (φ23mm) Shanghai LEEG Instruments Co.,Ltd.


  • Technology:

    silicon, piezoresistive, piezoelectric

  • Output signal:

    with analog output, 4-20 mA, digital, HART

  • Mounting:


  • Other characteristics:

    compact, stainless steel, smart, two-wire, temperature-compensated, IP68, with temperature sensor, for liquids and gases, for marine applications, for water treatment, intrinsically safe, waterproof

  • Process temperature:

    Min.: -10 °C (14 °F)

    Max.: 70 °C (158 °F)

  • Pressure range:

    Min.: 0 Pa (0 psi)

    Max.: 2000000 Pa (290.08 psi)


Piezoresistive ceramic pressure sensor
Ceramic sensor with high resistance against aggressive media
Cable with integrated air tube for atmospheric reference

Measuring range : 50kPa~2MP
Minimum measuring range : 50kPa
Output signal : 4~20mA
Accuracy : 0.2%F.S. 0.5%F.S.
Probe material : SUS304,SUS316

Application: Environment protection,municipal work,depth or level measurement in wells and open waters


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