Siemens SITRANS LR150 Radar Level Transmitter


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SKU: 7ML5340-1AA07-4AK3 Categories: ,


SITRANS LR150 is a W band FMCW radar level transmitter, with a chemically resistant PVDF sensor, for years of trouble-free, reliable measurement service.

4 to 20 mA loop powered with HART, providing accurate level measurement to ranges of 15 m (49.2 ft). Measurement is possible, non-intrusively, through plastic vessel tops for easy installation.

Programming is convenient using the Bluetooth connection and SITRANS mobile IQ application on your smart device or locally with an optional HMI.


• Bluetooth connectivity for easy setup with SITRANS mobile IQ.
• Optional HMI with pushbutton programming and local diagnostic data.
• Chemically resistant PVDF sensor.
• HART 7.0 communication for intelligent integration into your application.
• W band FMCW radar yields narrow beam with small antenna for superior performance in short range applications.
• Approved for open air applications outside of a tank.
• 2 mm accuracy and zero near range distance yields optimum inventory management capability.
• Compact design fits in limited space installations.
• Hazardous area variants available for safe use in explosive gas or dust environments (pending).



0 .
1 = Bluetooth function: With
A .
A = Process connection: 1-1/2″ NPT
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7 .
4 .
A = Type of protection: Non Ex (ordinary locations), CE, cFMus, cCSAus, RCM
K = Electrical connection / cable entry: 1/2″ NPT
3 = Local HMI: With display (clear lid with plastic window of PC material)

SITRANS LR150 Data Sheet

*Only available for distribution in Connecticut, Maine, Massachusetts, New Hampshire, New Jersey, New York, Rhode Island, and Vermont