Vibrating Point Level Switches

Adaptive, efficient, and essential

Siemens vibrating level switches detect high, low, and demand levels for liquids and solids. They perform in extreme conditions and benefit many industries.

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Vibrating point level switches

Application highlights

The following examples show just a few of the many possible applications for vibrating point level switches.

Our portfolio

  • SITRANS LVL100: detects liquid and slurry levels in confined spaces.
  • SITRANS LVL200: detects liquid and slurry levels while monitoring for corrosion and damage.
  • SITRANS LVS100: measures dry bulk solids in bins, silos, and hoppers.
  • SITRANS LVS200: measures dry bulk solids while monitoring corrosion and damage.
  • SITRANS LVS300: is suitable for highly demanding conditions, such as heavy dry bulk solids. 

Detects liquid and slurry levels in confined spaces.

  • Fault monitoring for corrosion, loss of vibration, and line break to the piezo drive
  • Compact design for tight spaces
  • Threaded process connection starting at ½"
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Detects liquid and slurry levels while monitoring for corrosion and damage.

  • Test function including remote options
  • Fault monitoring for corrosion, loss of vibration, and line break to the piezo drive
  • Compact design for tight spaces
  • Short insertion length starting at 40 mm (1.57")
  • Extreme pressure and temperature options
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Measures dry bulk solids in bins, silos, and hoppers.

  • Easy set-up with no calibration necessary and a rotatable enclosure
  • Suitable for low bulk density materials starting at 30 g/l (1.9 lb/ft³)
  • Adjustable sensitivity for varied applications
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Measures dry bulk solids while monitoring corrosion and damage. 

  • Easy set-up with no calibration necessary and a rotatable enclosure
  • Suitable for low bulk density materials starting at 30 g/l (1.9 lb/ft³)
  • Adjustable sensitivity for varied applications
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Is suitable for highly demanding conditions, such as heavy dry bulk solids.

  • Easy set-up with no calibration necessary and a rotatable enclosure
  • Flexible customer supplied rods up to 4 m for ease of maintenance 
  • High resistance to mechanical forces
  • Suitable for point level detection of light bulk materials starting from 20g/l (1.2 lb/ft³)
  • Adjustable sensitivity for varied applications
  • Extension and process connection in stainless steel with high surface quality
  • Process connection from 1” for installation flexibility
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Technical specifications

 
SITRANS LVL100
SITRANS LVL200
SITRANS LVS100
SITRANS LVS200
SITRANS LVS300
Range
40 mm (1.5") insertion
40 mm to 4000 mm  (1.57" to 13 ft)
170 mm to 4 m (6.7" to 13 ft)

Rigid extension: 165 mm to 4 m (6.5" to 13 ft) 

Cable extension: 700 mm to 20 m (27.5" to 65 ft)

Extensions 160 mm to 4 m (6.3” to 13 ft) 
Process Temperature
-40 to 150 °C (-40 to 302 °F)
-196 to 450 °C (-321 to 842 °F)
-40 to 150 °C (-40 to 302 °F)
-40 to 150 °C (-40 to 302 °F)
-40 to 150 °C (-40 to 302 °F)
Process Pressure
-1 to 64 bar g (-14.5 to 928 psi g)
-1 to 160 bar (-14.5 to 2320 psig)
Up to 10 bar g (145 psi g)
Up to 10 bar g (145 psi g)
Pressure vessel: Maximum 16 bar g (232 psi g) 
Versions Available
Compact
Compact, rod, and high temperature
Rod, compact
Compact, liquids/solids interface, rod and cable
Compact, and rod
Outputs
Transistor, contactless
Relay, NAMUR, transistor, 8/16 mA, contactless
DPDT relay
Relay or DC PNP, 8/16 mA or 4-20 mA, and NAMUR
Relay DPDT or DC PNP
Options
Hygienic and marine approvals

SIL 2, hygienic, and marine approvals

Extreme pressures and temperatures options

Remote testing

 – 

Detection of solids within liquid

30 bar pressure

Stainless steel 316L

Universal power supply

Stainless steel 316L
Universal power supply
Key Applications
For use in liquids and slurries, for point level measurement, overfill, and dry run protection in chemical, oil and gas, pharmaceutical, food and beverage, and general industries
For use in liquids and slurries, for point level measurement, overfill, and dry run protection in chemical, oil and gas, pharmaceutical, food and beverage, and general industries
Dry bulk solids in bins, silos, hoppers or settled solids in the mining, cement, food, power, plastics, or general industries
Dry bulk solids in bins, silos, hoppers or settled solids within liquids (interface version) in the mining, cement, food, power, plastics, or general industries
Point level, plugged chute detection, or backup in vessels or hoppers in the mining, cement, food, power, plastics, or general industries
Overview brochure describing the complete level measurement portfolio

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References

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The right switch for every application

Siemens point level switches offer superior performance while reducing maintenance, downtime, and equipment replacement cost. Their robust design lasts in harsh and abrasive environments, guaranteeing a long service life and low cost of ownership.

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