SITRANS LR140
The SITRANS LR140 is a two-wire, loop-powered radar transmitter designed for continuous level measurement of liquids, slurries and solids, with a range of up to 8 meters (26 feet).
The LR140 gives you the following benefits:
For sales or commercial inquiries please contact us at marine@insatech.com.
Say goodbye to endless fine-tuning and frustrating installations.
With Bluetooth technology and Mobile IQ on your smartphone or tablet, the SITRANS LR100 series is operational in no time.
Its compact design and focused beam allow for flexible installations in vessels using existing openings or even non-intrusively through plastic vessels.
The LR140 has several benefits, some of which we have listed for you below:
Whether you're measuring liquids, slurries, or solids in challenging environments, these maintenance-free sensors provide unmatched reliability.
Operating at 80 GHz, the SITRANS LR100 series outperforms your application's needs, overcoming obstacles like condensation, turbulence, and buildup.
With its ultra-sensitive microchip technology and robust, corrosion-resistant IP68 housing, these sensors deliver accurate readings year after year, no matter the environment.
The SITRANS LR100 series offers a streamlined setup process, delivering readings via Bluetooth to the SITRANS Mobile IQ app or the SITRANS RD150 remote display for the most cost-effective monitoring.
For remote locations, the SITRANS RTU3030C is an ideal companion. These transmitters can be fully integrated into your plant’s control system, providing real-time monitoring and process optimization.
Whether connected to Siemens MindSphere or managed from the control room, the LR100 series enables efficient plant management and intelligent automation with ease.
Workplace safety extends to your equipment, and the SITRANS LR100 series makes it easier than ever to protect your staff. These transmitters reduce the need for employees to enter hazardous areas, eliminating the need for climbing tanks, accessing confined spaces, or working over sumps.
With zero-meter blanking distance and 2 mm accuracy, the LR100 series prevents overfilling and ensures precise measurements, all while enhancing operational safety.
The SITRANS LR100 series enables seamless connection to SCADA and control systems through HART or Modbus RTU, allowing you to integrate critical level readings and process control data for improved safety and efficiency. With digitalization-ready capabilities, these devices can be connected to Siemens' MindSphere for advanced data analysis and automation.
Whether for small sites or large-scale plants, the LR100 series supports optimal integration into any digitalization platform, including PCS 7 Asset Management and the TIA Portal, ensuring continuous access to diagnostic information and preventing costly downtime.
The SITRANS LR100 series offers a seamless setup and integration process, delivering readings via Bluetooth to the SITRANS Mobile IQ app for easy, low-cost monitoring. For enhanced functionality, the LR100 series can be connected to additional devices and systems, providing flexible solutions for any application.
We have connected the accessories below, for a full integrated solution.
The SITRANS RD150 not only displays readings from your HART instruments but also allows for configuration and viewing of diagnostic data. The SITRANS LT500 enhances your SITRANS LR100 series setup with advanced pump control capabilities.
Ideal for remote locations, the SIMATIC RTU3000C offers both battery-powered and external power options. Key features include:
SITRANS Mobile IQ is a Bluetooth-enabled app that offers an intuitive interface for fast configuration, setup, and monitoring of the SITRANS LR100 series. It is available on Android, Apple, and Windows devices.
SIMATIC PDM enables easy integration and operation of over 4,000 different field devices and automation components, providing a flexible tool for managing devices throughout your plant's entire lifecycle.
| Technical specifications | |||||||||||||||||||
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| Measuring range - Distance | 8 m (26 ft.) |
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| Process temperature | -40...+60 °C (‑40...+140 °F) |
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| Process pressure | -1...3 bar (14.50 ... 43.51 psi g) |
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| Accuracy | ± 5 mm |
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| Frequency | 80 GHz |
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| Beam angle | 8° |
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| Output | 4…20 mA |
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| Protection rating | IP66 / IP67 |
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| Ambient temperature | -40...+60 °C (‑40...+140 °F) |
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| Material (enclosure) | PBT |
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| Material (sensor) | PVDF |
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| Process connection |
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