conductive level switch / for liquids / stainless steel / compact
MLR420-1 GHM Messtechnik GmbH



  • Technology:


  • Medium:

    for liquids

  • Other characteristics:

    stainless steel, compact, programmable, IP67, threaded

  • Applications:

    for hygienic applications

  • Process pressure:

    Max.: 10 bar (145.04 psi)

    Min.: -1 bar (-14.5 psi)

  • Process temperature:

    Max.: 140 °C (284 °F)

    Min.: -20 °C (-4 °F)


Conductive fill level sensor for 1 fill level, with hygienic M12 process connection, Compact design, with M12 plug connector / MLR420-1

1 point level with switching output
●Process connection GHMadapt M12x1.5
●Round case, SS-type Ø 18 mm
●Flexible mounting: compact version
●No moving parts in the medium
●Sensitivity programmable
●Parameters programmable with GHMwarevia USB programming adapter EYY120
●Isolation between sensor, case / supply, output
Compact version
Supply voltage:18..30 V DC
Power consumption:< 3 VA
CE-conformity:EN 61326:05/2007
Ambient conditions
Ambient temperature:-20..+70 °C
Climatic class:EN 60068-2-38
Vibration class:EN 60068-2-6, GL test2
EHEDG certificate no.:28/2011
Response time:0.05..10 s, programmable
Output:NO / NC programmable
Electronic:transistor PNP, max. 30 V DC / 100 mA
Electrical connection :M12 plug
Isolation:sensor system, case / supply, output
Case:round case, SS-type Ø 18
Protection class:IP67 / IP69K
Electrode length:4..200 mm