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Siemens LU01 instruction manual Measurement Difficulties, Flashing LOE Display

Models: LU01

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Troubleshooting

Measurement Difficulties

If a measurement difficulty occurs for greater than the Failsafe Timer (P070) setting, LOE is flashed alternately with the Reading display. Under certain conditions, a measurement difficulty may cause the SITRANS LU01 to lock on to a false echo and report a fixed or wrong reading.

Flashing LOE Display

If LOE is displayed, ensure that the:

1.Material (object) surface monitored is within the maximum range of the transducer.

2.Transducer (P004) value matches the transducer used.

3.Transducer is located and aimed properly.

(See the Transducer manual for maximum range, mounting and rough aiming instructions.)

For optimum performance, adjust the transducer aiming while monitoring the Echo Confidence (P805) for various material levels over the measurement range. When complete, set the transducer aiming at the best angle for all levels.

To display Echo Confidence in the RUN mode:

Press and hold for 4 seconds (Failsafe Time Left changes to the Short : Long Confidence display).

To display Echo Confidence in PROGRAM mode, access the Echo Confidence (P805) parameter.

To update the value displayed after each aiming adjustment...

Press (5 times or more to verify stability)

If the condition persists (despite optimum aiming), optimize transducer performance. (See Enhancement Parameters Short Shot Frequency, P840 and Long Shot Frequency, P841).

Increase the Failsafe Timer (P070) value, if failsafe operation will not be compromised by the larger value.

If LOE is displayed only when a sloped bottom vessel is near Empty, the echo is probably being reflected away from the transducer. Install an empty target plate in the bottom of the vessel. When exposed (not covered by material), the target plate provides the reflective surface representative of an empty vessel.

Install a longer range transducer, enter the new Empty (P006) distance, and (if necessary) optimize aiming and frequency again.

If a longer range transducer is not available, connect an oscilloscope to the SITRANS LU01, (see Enhancement Parameters Scope Displays, P810).

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SITRANS LU01 – INSTRUCTION MANUAL

7ML19985BE02

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Siemens LU01 instruction manual Measurement Difficulties, Flashing LOE Display, To display Echo Confidence in the RUN mode
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LU01 specifications

The Siemens LU01 is a state-of-the-art train control and signaling system designed to enhance the safety and efficiency of rail networks. This sophisticated system leverages advanced technologies and innovative features to ensure seamless train operations, lower maintenance costs, and improved overall performance.

One of the main features of the Siemens LU01 is its implementation of the European Train Control System (ETCS). ETCS is a vital component in modernizing rail infrastructure across Europe, aiming to standardize various train control systems for enhanced interoperability among different national networks. The LU01 facilitates the integration of ETCS Level 1 and Level 2, allowing for both trackside equipment and onboard systems to work in harmony to manage train movements effectively.

Additionally, the LU01 employs a decentralized architecture that enhances system reliability and minimizes downtime. This design means that it can operate even in the case of individual component failures, ensuring that train operations remain uninterrupted. Furthermore, the LU01 utilizes advanced diagnostic tools and predictive maintenance technologies to monitor system performance continuously. This proactive approach allows for early identification of potential issues and timely maintenance, which contributes to reducing operational costs.

Another critical characteristic of the Siemens LU01 is its capability for real-time data transmission. The system integrates wireless communication technologies, enabling constant connectivity between trains and control centers. This feature allows for real-time updates on train positions, speeds, and other critical operational data, thereby enhancing situational awareness for train operators and maintaining optimal schedules.

Moreover, the LU01 is designed to be compatible with existing rail infrastructure, ensuring a smooth transition for railway operators looking to upgrade their signaling systems without extensive overhauls. This adaptability makes it an appealing choice for both new projects and retrofitting existing rail networks.

In summary, the Siemens LU01 stands out for its cutting-edge features, including support for ETCS, decentralized architecture, real-time data communication, and compatibility with legacy systems. With these technologies and characteristics, the LU01 significantly contributes to the safety, efficiency, and sustainability of modern rail transport systems, making it a pivotal solution in the evolution of railway operations.