Radar Level Meters
60 GHz and 80 GHz radar level meters for tanks, rivers, silos, wireless telemetry, high temperature and dusty self-cleaning applications.
Range: 7-120 m classExplore →
Level instruments by technology.
Start from the measurement principle, then confirm medium, range, installation and signal requirements.
Categories· 01
level categories technology.
Ultrasonic Level Meters
Integrated, split, compact, low-blind-zone, corrosion-resistant and explosion-proof ultrasonic level meters with analog, relay and RS-485 options.
Range: 0-3 m to 100 mExplore →
Hydrostatic Level Transmitters
Cable, armored, small-diameter, anti-corrosion, smart HART and flush-diaphragm hydrostatic transmitters for continuous liquid level signals.
Range: 0-200 mH2OExplore →
Magnetic & Local Level Gauges
Power-free local indication plus magnetic, glass plate/tube, high-pressure, lined, steam-jacketed, insulated, switch and 4-20 mA transmitter configurations.
Pressure: Up to 16 MPaExplore →
Level Switches
Float, cable float, compact/explosion-proof tuning fork, powder fork, vibrating rod, capacitance, conductive and rotary paddle switches.
Signal: Relay / NPN / PNPExplore →
Custom Level Solutions
WELK engineers configure level measurement packages from tank conditions and control-system requirements.
OEM: Logo / nameplateExplore →
Product index· 02
All level series.
80 GHz Radar Level Meter (WKD18 / KJD-80)
Non-contact 80 GHz FMCW radar level meter for tanks, silos and difficult process conditions up to 70 m.
Range: Up to 70 mDetails →
Compact Radar Level Transmitter
Compact non-contact radar transmitter for water, wastewater, utility tanks and small-to-medium process vessels.
Range class: Up to 30 mDetails →
Long Range Silo Radar Level Meter
High-frequency radar level meter for tall silos, dusty bulk solids and sloped material surfaces.
Range class: 30-100 m classDetails →
80 GHz Radar Level Meter with Air Purge
Self-cleaning air-purge radar configuration for dusty silos and buildup-prone powder applications.
Range class: Up to 120 m classDetails →
Cement Silo Radar Level Meter
High-frequency radar level meter configured for cement silos, fly ash storage and heavy-dust bulk solids.
Duty: Cement and fly ashDetails →
Radar Level Meter for Corrosive Liquids
Non-contact radar level meter selected for acid, alkali, solvent and chemical tanks with corrosion-resistant wetted/exposed parts.
Media: Acid / alkali / solventDetails →
60 GHz Water Level Radar Sensor
Compact 60 GHz radar sensor for canals, reservoirs, underground pipe networks and water-level telemetry.
Frequency: 60 GHz classDetails →
Wireless IoT Radar Level Meter
Battery or low-power radar level meter with 4G, NB-IoT, LoRa or wireless telemetry options.
Communication: 4G / NB-IoT / LoRaDetails →
Radar Flow & Level Meter for Open Water
Non-contact radar package for open-channel water level and surface velocity monitoring.
Measured values: Level + surface velocityDetails →
Explosion-Proof Radar Level Transmitter
Radar level transmitter configuration for hazardous-area storage tanks and process vessels.
Approval: Ex option by modelDetails →
High-Temperature Radar Level Meter
Radar level meter configuration for hot process vessels, thermal tanks and high-temperature vapor spaces.
Duty: High temperature reviewDetails →
Guided Wave Radar Level Transmitter
Probe-guided radar transmitter for narrow vessels, foam, turbulence and interface measurement review.
Principle: TDR guided radarDetails →
Cable Guided Wave Radar Level Transmitter
Flexible cable-probe guided wave radar for tall tanks, bypass-free vessels and selected bulk solids applications.
Probe: Flexible cableDetails →
Rod Guided Wave Radar Level Transmitter
Rigid rod-probe guided wave radar for short-to-medium tanks, stable liquid surfaces and bypass chambers.
Probe: Rigid rodDetails →
Coaxial Guided Wave Radar Level Transmitter
Coaxial guided wave radar configuration for low-dielectric liquids, bypass chambers and compact process vessels.
Principle: TDR guided radarDetails →
Ultrasonic Level Meter - Integrated & Split Type
Integrated and split ultrasonic level meters for tanks, sumps and wastewater level control.
Range: 0-3 m to 100 mDetails →
WKSL-100 Compact Ultrasonic Level Sensor
Compact ultrasonic level sensor for small tanks with analog, RS-485 or NPN switch output options.
Range: 0.3-5 m / 8 m / 12 mDetails →
Two-Wire Ultrasonic Level Transmitter
Loop-powered ultrasonic transmitter for 4-20 mA/HART tank level measurement up to 12 m class.
Range class: 0.2-12 mDetails →
Open Channel Ultrasonic Level & Flow Meter
Ultrasonic level instrument for channels, weirs and flumes with level-to-flow conversion.
Duty: Open channel flowDetails →
Corrosion-Resistant Ultrasonic Level Meter
Ultrasonic level meter with corrosion-resistant sensor face for acid, alkali and chemical storage duties.
Sensor face: PTFE / PVDF / PPDetails →
Split Ultrasonic Level Meter with Remote Display
Separated sensor and wall-mounted display/controller for tanks, pits and hard-to-access mounting points.
Range class: 5-60 mDetails →
Low Blind Zone Ultrasonic Level Sensor
Short-range ultrasonic sensor for small tanks where the maximum level is close to the sensor face.
Range: 1-5 m classDetails →
External Ultrasonic Tank Level Gauge
Clamp-on or externally mounted ultrasonic level gauge for sealed tanks, fuel tanks and selected hazardous or sanitary duties.
Install: External / clamp-onDetails →
Explosion-Proof Ultrasonic Level Meter
Hazardous-area ultrasonic level meter for compatible chemical tanks and non-contact alarm duties.
Approval: Ex option by modelDetails →
Submersible Hydrostatic Level Transmitter
Submersible hydrostatic level transmitter for wells, reservoirs and water tanks up to 200 mH2O.
Range: 0-200 mH2ODetails →
Drinking Water Hydrostatic Level Probe
Clean-water submersible level probe for reservoirs, clear-water tanks and municipal water projects.
Media: Clean waterDetails →
Wastewater Hydrostatic Level Transmitter
Submersible level transmitter for wastewater lift stations, sumps and tanks with fouling-risk review.
Media: Wastewater / sludge reviewDetails →
Deep Well Level Transmitter
Long-cable hydrostatic level transmitter for boreholes, wells and groundwater monitoring.
Duty: Deep wellsDetails →
Armored Cable Hydrostatic Level Transmitter
Hydrostatic level transmitter with armored cable protection for wells, reservoirs and rough installation points.
Cable: Armored protectionDetails →
Small Diameter Borehole Level Transmitter
Slim submersible level transmitter for narrow wells, boreholes and monitoring tubes.
Diameter: 16-19 mm classDetails →
Anti-Corrosion Hydrostatic Level Transmitter
Hydrostatic level transmitter with corrosion-resistant body, cable and diaphragm options for chemical liquids.
Media: Acid / alkali reviewDetails →
Smart Hydrostatic Level Transmitter with HART
Smart hydrostatic transmitter with configurable range, HART communication and optional temperature signal.
Output: 4-20 mA / HARTDetails →
Flush Diaphragm Hydrostatic Level Transmitter
Flush diaphragm pressure-level transmitter for viscous, slurry or buildup-prone liquid tanks.
Diaphragm: Flush / open faceDetails →
Differential Pressure Level Transmitter for Tanks
Differential pressure level transmitter configuration for closed tanks, pressurized vessels and density-compensated liquid level duties.
Principle: DP / hydrostatic headDetails →
Sanitary Flush Diaphragm Level Transmitter
Tri-clamp or hygienic flush diaphragm transmitter for food, beverage, pharmaceutical and clean-process tank level measurement.
Connection: Tri-clamp / hygienicDetails →
WKD/C Magnetic Level Gauge
Magnetic level gauge for local indication on pressure vessels up to 16 MPa and 350 C.
Pressure: Up to 16 MPaDetails →
Side-Mounted Magnetic Level Gauge
Bypass chamber magnetic level gauge for side-side or side-bottom vessel connections.
Install: Side-mounted bypassDetails →
Top-Mounted Magnetic Level Gauge
Top-entry magnetic level gauge for tanks without side nozzles or with top-mounted instrument access.
Install: Top-mountedDetails →
Anti-Corrosion Lined Magnetic Level Gauge
Magnetic level gauge with PTFE, PP, PVC or lined wetted parts for corrosive liquid tanks.
Wetted parts: PTFE / PP / PVCDetails →
Magnetostrictive Level Gauge / Transmitter
High-resolution continuous liquid level transmitter for magnetic gauge chambers or direct float-probe installation.
Principle: MagnetostrictiveDetails →
Magnetostrictive Level Gauge for Storage Tanks
High-accuracy magnetostrictive level gauge for clean liquid storage tanks, fuel tanks and chemical tanks.
Principle: MagnetostrictiveDetails →
Magnetostrictive Interface Level Transmitter
Dual-float magnetostrictive transmitter for total level and liquid-liquid interface measurement review.
Duty: Level + interfaceDetails →
Magnetic Level Gauge with Switches & Transmitter
Packaged magnetic gauge solution with local indication, alarm switches and 4-20 mA transmission.
Package: Gauge + switch + transmitterDetails →
High-Pressure Magnetic Level Gauge
Engineered magnetic level gauge for pressure vessels, separators and demanding process conditions.
Pressure: Project-engineeredDetails →
Steam Jacket Magnetic Level Gauge
Magnetic level gauge with steam jacket or heat tracing for viscous liquids and temperature-maintained tanks.
Heating: Steam jacket / tracingDetails →
Insulated / Frost-Proof Magnetic Level Gauge
Magnetic level gauge with insulation or frost-proof extension for low-temperature and outdoor service.
Protection: Insulation / frost-proofDetails →
Magnetic Float Level Transmitter 4-20 mA
Continuous magnetic float transmitter with reed-chain or magnetostrictive output for tank level signal transmission.
Output: 4-20 mADetails →
Glass Plate / Glass Tube Level Gauge
Direct-reading glass plate or glass tube level gauge for local tank indication where magnetic indication is not required.
Indication: Direct glass viewDetails →
Magnetic Float Level Switch
Float-operated level switch for clean liquid high-low alarms, pump protection and simple tank control.
Duty: Point levelDetails →
Tuning Fork Level Switch for Liquids
Vibrating fork point level switch for liquid overfill, dry-run protection and process interlock duty.
Media: LiquidsDetails →
Vibrating Rod Level Switch for Bulk Solids
Vibrating rod point level switch for granular and coarse bulk solids in silos and hoppers.
Media: Granular solidsDetails →
RF Capacitance Level Switch
Capacitance point level switch for liquids, slurries, foam, interfaces and selected bulk solids.
Media: Liquid / solid / slurryDetails →
RF Admittance Level Switch
RF admittance point level switch for sticky liquids, powders, slurries and buildup-prone applications.
Media: Sticky liquid / powderDetails →
Rotary Paddle Level Switch
Electromechanical point level switch for dry bulk solids in bins, hoppers and silos.
Media: Dry bulk solidsDetails →
Conductive Level Switch
Electrode level switch for conductive liquids in tanks, sumps and pump-control applications.
Media: Conductive liquidsDetails →
Non-Contact Capacitive Level Sensor
Compact non-contact capacitive level sensor for water tanks, plastic containers and OEM liquid detection points.
Install: Outside non-metal tank wallDetails →
Compact Tuning Fork Level Switch
Mini tuning fork level switch for small tanks, pipes and compact liquid detection points.
Fork: Mini / compactDetails →
Explosion-Proof Tuning Fork Level Switch
Hazardous-area tuning fork level switch for liquid overfill, dry-run and safety interlock duties.
Approval: Ex option by modelDetails →
Tuning Fork Level Switch for Powders
Large-fork vibration level switch for powders, granules and low-density bulk solids.
Media: Powder / granulesDetails →
Cable Float Level Switch
Suspended cable float switch for sump pumps, water tanks and simple liquid level control.
Mounting: Cable suspendedDetails →
3D Silo Inventory Scanner
Multi-point 3D silo scanner package for bulk solids inventory, uneven material surfaces and volume estimation.
Duty: 3D inventory mappingDetails →
Level Transmitter Display & Controller Package
Panel or wall-mounted display/controller package for level transmitters, alarms and pump control.
Inputs: 4-20 mA / RS-485Details →
Side-Mounted Float Level Switch
Side-entry float switch for compact tank high/low alarms and OEM liquid-level interlocks.
Mounting: Side entryDetails →
External Ultrasonic Level Switch
Externally mounted ultrasonic level switch for sealed tanks where a non-contact high/low alarm is required.
Install: Outside tank wallDetails →
OEM Level Instrument Configuration Package
OEM/ODM level instrument package covering range, connection, output, label and documentation requirements.
Scope: OEM / ODMDetails →
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