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SX-LHNB Series
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SX-LHNB Series

The SensorsX SX-LHNB Series is a hydrostatic level transmitter designed for continuous liquid-level measurement in tanks, wells, reservoirs, and similar applications. It supports gauge, compound gauge, and absolute pressure configurations, with multiple analog and digital output options, stainless-steel probe materials, cable- or rod-mounted installation, and optional high-temperature and explosion-protected versions for a wide range of industrial level-measurement applications.

  • Pressure Type: Gauge / Compound Gauge / Absolute
  • Gauge Pressure Range: 2 kPa to 2 MPa
  • Negative Gauge Pressure Range: −2 kPa to −100 kPa
  • Absolute Pressure Range: 5 kPa to 2 MPa
  • Accuracy: 0.2% F.S. / 0.5% F.S.
  • Output Signal: 4–20 mA / 0–20 mA / 1–5 VDC / 0–5 VDC / 0–10 VDC
  • Digital Communication: Optional HART / RS485 Modbus RTU
  • Power Supply: 12–30 VDC
  • Ingress Protection: IP68 submersible probe / IP67 junction box
  • Probe Materials: 304 Stainless Steel / 316 Stainless Steel
  • Probe Wetted Material Options: 304 SS / 316 SS / Stainless Steel with PTFE Coating / PVC
  • Process Connection: M42 × 1.5 Male / DN50 PN10 Flange / Without Connection
  • Medium Temperature: −10°C to +70°C
  • Operating Temperature: −10°C to +70°C
  • Temperature Versions: Normal-Temperature Type ≤80°C / High-Temperature Type ≤200°C
Ordering Code
$264.00

Product Overview

The SensorsX SX-LHNB Series is a hydrostatic level transmitter designed for continuous liquid-level measurement in tanks, wells, reservoirs, and similar applications. It supports gauge, compound gauge, and absolute pressure configurations, with accuracy options of 0.2% F.S. and 0.5% F.S. Multiple output signals, probe materials, installation types, pressure-port configurations, and temperature versions are available to meet different industrial and process measurement requirements.

Main Features

  • Gauge, Compound Gauge & Absolute Pressure Configurations
  • Accuracy Options: 0.2% F.S. / 0.5% F.S.
  • Multiple Output Options: 4–20 mA / 0–20 mA / 1–5 V / 0–5 V / 0–10 V
  • Optional HART & RS485/Modbus RTU
  • 12–30 V DC Operating Supply
  • IP68 Submersible Probe & IP67 Junction Box
  • 304 / 316 Stainless-Steel Probe Options
  • Cable-Mounted or Rod-Mounted Probe Configurations
  • Standard / Flush / Semi-Flush Pressure-Port Options
  • Intrinsically Safe Ex ia IIC T6 & Flameproof Ex d IIC T6 Versions Available

Product Application

Industries Served

Wells, Tanks & Reservoirs
Industrial & Wastewater Process
Sanitary & Hazardous Installations
Groundwater well level monitoring
Wastewater lift-station level control
Sanitary / food-grade tank level
Water tank / reservoir level
Sump and pit level monitoring
Explosion-protected area installations
Rainwater / stormwater level
Process tank level (chemical-compatible construction)

Technical Data

Measurement
Product Type Hydrostatic Level Transmitter
Measurement Principle Hydrostatic pressure measurement
Pressure Type Gauge / Compound Gauge / Absolute
Gauge Pressure Range 2 kPa to 2 MPa
Negative Gauge Pressure Range −2 kPa to −100 kPa
Absolute Pressure Range 5 kPa to 2 MPa
Accuracy 0.2% F.S. / 0.5% F.S.
Power & Output
Supply Voltage 12–30 V DC; 24 V DC typical
Output Signal 4–20 mA / 0–20 mA / 1–5 VDC / 0–5 VDC / 0–10 VDC
Digital Communication Optional HART / RS485 Modbus RTU
Mechanical & Materials
Probe Material 304 Stainless Steel / 316 Stainless Steel
Probe Wetted Material Options 304 SS / 316 SS / Stainless Steel with PTFE Coating / PVC
Probe Configuration Cable-Mounted / Rod-Mounted
Process Connection M42 × 1.5 Male / DN50 PN10 Flange / Without Connection
Pressure Port Type Standard / Flush / Semi-Flush
Electrical Connection Direct Lead Wire / Terminal Connection
Mechanical Performance
Vibration Resistance 20 g, 20–5000 Hz
Shock Resistance 100 g, 11 ms
Environmental Conditions
Compensated Temperature 0 to +50°C or −10 to +80°C
Medium Temperature −10 to +70°C
Operating Temperature −10 to +70°C
Storage Temperature −20 to +70°C
Temperature Effect 0.02% F.S./°C
Ingress Protection IP68 submersible probe / IP67 junction box
Installation & Options
Temperature Version Normal-Temperature Type ≤80°C / High-Temperature Type ≤200°C
Display Optional LCD Digital Range Display
Explosion Protection Without / Intrinsically Safe Ex ia IIC T6 / Flameproof Ex d IIC T6


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