Submersible Hydrostatic Level Transmitter (Armored / Anti-Corrosion)

  • Measuring range 0–200 mH₂O
  • Accuracy 0.25% and 0.5%; display accuracy ±0.1% FS
  • Long-term stability <0.2%/year
  • 316L stainless steel isolated-diaphragm sensing structure
  • Supply 12–32 VDC; IP65; working temp -30–70 °C
  • Variants: armored rod/cable, submersible cable, anti-corrosion, measurement & control set
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Overview

The submersible hydrostatic level transmitter measures liquid level by sensing the static pressure of the liquid column, covering ranges of 0–200 mH₂O with accuracy classes of 0.25% and 0.5% and a standard 12–32 VDC supply. The sensing element uses a 316L stainless steel isolated-diaphragm structure for reliable long-term service, with stability better than 0.2%/year and display accuracy of ±0.1% FS.

The series is supplied in several constructions to match the application: an armored (rod/cable) level transmitter for mechanically demanding installations, a hydrostatic submersible probe on cable for wells, tanks and reservoirs, and an anti-corrosion submersible version for aggressive media. A standard level measurement & control set is also available, bundling the submersible probe with a panel display/controller for a complete ready-to-use solution.

All versions are rated IP65 with a working temperature of -30–70 °C and storage temperature of -40 °C–125 °C. Tell WELK Meters your medium, range and cable length and we will configure the right variant.

Features

  • Hydrostatic measuring principle — simple submersible installation, no moving parts
  • Ranges up to 0–200 mH₂O
  • Accuracy 0.25% and 0.5%; stability <0.2%/year
  • 316L stainless steel isolated-diaphragm structure
  • Four variants: armored, hydrostatic submersible, anti-corrosion, and probe + controller set
  • IP65 protection, 12–32 VDC supply

Specifications

Parameter Value
Measuring range 0–200 mH₂O
Accuracy 0.25% and 0.5%
Display accuracy ±0.1% FS
Long-term stability <0.2%/year
Power supply 12–32 VDC
Protection rating IP65
Working temperature -30–70 °C
Storage temperature -40 °C–125 °C
Sensing structure 316L stainless steel isolated diaphragm

Variants

Variant Description
Armored level transmitter Rod/cable armored construction for mechanically demanding installations
Hydrostatic (submersible) level transmitter Submersible probe on cable; shares series specifications
Anti-corrosion level transmitter Corrosion-resistant submersible version for aggressive media
Standard level measurement & control set Submersible probe + panel display/controller bundle

Applications

  • Water wells, reservoirs and water tanks
  • Tank and vessel level measurement in process plants
  • Corrosive liquid storage (anti-corrosion version)
  • Stand-alone level monitoring and control (probe + controller set)

FAQ

What range can the submersible level transmitter measure?

The series covers 0–200 mH₂O with accuracy classes of 0.25% and 0.5%, stability better than 0.2%/year and display accuracy of ±0.1% FS.

Is there a version for corrosive liquids?

Yes. The anti-corrosion submersible variant is designed for aggressive media, while standard versions use a 316L stainless steel isolated-diaphragm structure.

Can I get a complete level control solution?

Yes. The standard level measurement & control set bundles the submersible probe with a panel display/controller. Contact us with your medium, range and cable length; we respond within 24 hours.

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