LEEG LMP633-NCN Submersible Level Transmitter

LEEG LMP633-NCN Submersible Level Transmitter is designed for dealing with the most severe demanding level measurement conditions.


LEEG LMP633-NCN Submersible Level Transmitter is designed for dealing with the most severe demanding level measurement conditions.  It is the optimal choice to satisfy all of high demand level measuring applications.


LEEG Instrument

LEEG Instrument

LEEG Instruments is committed to provide excellent performance of measure and control instruments in the area of industrial automation, which implement measurement and control procedures more efficient, more environmentally friendly and safer. As one of the most innovative provider of measuring instruments solution, LEEG take technology, innovation, and profession as the core concept and try best to supply the highest quality products and services to continually create maximum value for customer, and help clients achieve outstanding achievements.

LEEG have over 15 years experience in manufacturing and utilizing hundreds of thousands of products in industry application. We have two core technics: sensor technic and circuit board technic. Our profound understanding to the product application and strong technical background ensure you the best products solutions.


  • Original calibration technology, realize parameters setting easily without any tools.
  • Support user configuration, meet the requirements of various applications and measuring medium.
  • Linear error and temperature error compensation of sensors to achieve high precision.
  • Built-in transient voltage protection circuit and optional of temperature measuring signal output. Fully potting design to eliminate the condensation phenomenon, dual-seal design to assure permanent air tightness.
  • Intensive cable seal to assure the long working life under large mechanical load conditions.
  • Laser welding isolated membrane technology to assure the durability.
  • Optional various sensor technologies to satisfy the application of viscous and acid- base occasions.


  • Sewage treatment
  • Level measurement in open tanks with aggressive liquids as acids and lye


  • Measuring range: 1 mH2O – 200 mH2O
  • Output signal: 4-20mA, 4-20mA+HART, 0.5-4.5VDC, Modbus-RTU/RS485, others
  • Reference accuracy: ± 0.2% URL, ± 0.5% URL
  • Stability: ±0.2% URL/ year
  • Sensor type: Capacitive ceramic pressure sensor
  • Sensor seal: O-ring, FKM
  • Housing material: PP, PVDF, SUS316
  • Media temperature: -10~ 70℃
  • Measuring medium: Water, waste water, oil
  • Approvals: CE & Ex-proof certificate