Field-proven in more than a million applications worldwide. Siemens ultrasonic level devices can be found in nearly every market. And there’s a reason why they continue to be industry standard for so many applications. Accuracy. Price point. Durability. Ease of use. As the world’s leading provider of ultrasonic level measurement technology, Siemens offers a wide selection of devices, from user-friendly and highly reliable transmitters, a broad portfolio of controllers, and a range of transducers with a measuring range of 0.2m to 30m.

Ultrasonic Level Transmitters

The range of Ultrasonic Level Transmitters from Siemens include:

SITRANS Probe LU

SITRANS Probe LU is a 2-wire loop-powered ultrasonic level measurement transmitter for measuring storage vessels, filter beds, and open channel flow in the water and wastewater, food, and chemical industries.

▶ Benefits

• • PROFIBUS PA communications
• • Programming via PC software or infrared handheld programmer
• • IP68 rated
• • Level, volume, and flow measurement
• • PVDF or ETFE transducer for chemical compatibility

SITRANS LU150/LU180

SITRANS LU150 is a short-range integrated ultrasonic level transmitter ideal for liquids and slurries in your open or closed vessels.

▶ Benefits

• • For short range, simple measurements
• • Easy to install and maintain
• • Easy two-button programming
• • PVDF transducer for chemical compatibility
• • IP68 rated

SITRANS Probe LU240

SITRANS Probe LU240 ultrasonic level transmitter is a cost-effective, compact, intelligent level solution for liquid chemical inventory, monitoring small process vessels, and level measurement in the environmental industry.

▶ Benefits

• • HART 7 communications
• • Maintenance-free active face technology keeps the sensor clean
• • IP68 fully potted with its fully encapsulated PVDF sensor is resistant to corrosion, chemicals and extreme shock
• • State-of-the-art Process Intelligence echo processing
• • Battery and solar-powered friendly, with low start-up current and 10.5-volt operation
• • Reduced blanking distance
• • 4-button user interface or remote configuration

Ultrasonic Controllers

The range of Ultrasonic controllers from Siemens includes:

SITRANS LUT400

SITRANS LUT400 devices are compact, single point, long range ultrasonic controllers for continuous level or volume measurement of liquids, slurries, and solids, and high accuracy monitoring of open channel flow.

• • SITRANS LUT420 Level Controller: level or volume measurement of liquids, slurries, and solids, as well as basic pump control functions, and basic data logging capability.
• • SITRANS LUT430 Level, Volume, Pump and Flow Controller: includes all features of the LUT420 plus a full suite of advanced pump control and alarm functionality, open channel flow monitoring, and basic flow data logging capability.
• • SITRANS LUT440 High Accuracy OCM: Our most featured, highest accuracy model. Includes all features of the LUT430, plus the industry’s best accuracy (± 1 mm within 3 m), full suite of advanced control functionality, and enhanced flow logging capability.

▶ Benefits

• • High accuracy and data logging
• • Digital receiver for high performance and reliability in noisy applications
• • Advanced pump, alarm, and flow control features with three relays
• • Integrated datalogger
• • Real time clock with daylight saving time and energy-saving algorithms

HydroRanger 200 HMI

HydroRanger 200 is an ultrasonic level controller for use with up to six pumps and provides control, differential control, and open channel flow monitoring. For an added HMI display, the HydroRanger 200 HMI is ideal. For water authorities, municipal water, and wastewater plants, HydroRanger 200 and 200 HMI are economical, low-maintenance solutions delivering control efficiency and productivity needed to meet today’s exacting standards.

MultiRanger 100 / 200 / 200 HMI

MultiRanger 100 and the advanced MultiRanger 200 (with added display option in the MultiRanger 200 HMI) are versatile short- to medium-range ultrasonic single- and multi-vessel level monitor/controller for virtually any application in a wide range of industries.

▶ Benefits

• • Differential measurement and six control relays
• • Process Intelligence
• • Range of models for simple level measurement or pump control to more complex for differential level, open channel measurement, advanced pump control, alarming, and gate control
• • Auto False-Echo Suppression to avoid false echoes from fixed obstructions

Ultrasonic Transducers

The range of Ultrasonic transducers from Siemens includes:

Echomax XRS-5/ XPS

Echomax XRS-5 ultrasonic transducer provides reliable, continuous level monitoring of liquids and slurries in narrow lift stations/ wet wells, flumes, weirs and filter beds. The low-cost XRS-5 transducer is compatible with a full range of Siemens controllers, from a basic system for high/low alarm or simple pump control, up to advanced control systems with communications, telemetry and SCADA integration capabilities.

Echomax XPS transducers use ultrasonic technology to measure level in a wide range of liquids and solids. The transducers can be fully immersed, are resistant to steam and corrosive chemicals, and can be installed without flanges.

ST-H Transducer

ST-H transducers use ultrasonic technology to measure level in chemical storage and liquid tanks. The narrow design of the ST-H allows the transducer to be mounted on a 2″ (50.8 mm) standpipe. When mounted correctly, it is completely protected from the process and can even be used in harsh, corrosive environments.

▶ Benefits

• • Narrow beam angles between 6, 10, 12 degree
• • Self-cleaning and low maintenance
• • Fully submersible: IP68 degree of protection
• • Easy installation with 1″ NPT or R 1″ BSPT connection
• • Integral temperature compensation
• • Low ringing effect reduces blanking distance
• • Optional foam facing for dusty applications
• • Chemically resistant
• • Hermetically sealed