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Siemens SITRANS L LU240

Siemens SITRANS L LU240
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SITRANS L
Ultrasonic level transmitters
SITRANS Probe LU240 with mA/
HART
Compact Operating Instructions
7ML51 (SITRANS Probe LU240)
10/2018
A5E42673704-AB
Getting started
1
Introduction
2
Safety notes
3
Description
4
Installing/mounting
5
Connecting
6
Commissioning
7
Service and maintenance
8
Technical data
9
HART communication
10
Certificates and support
11

Table of Contents

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Siemens SITRANS L LU240 Specifications

General IconGeneral
ManufacturerSiemens
Product NameSITRANS L LU240
Measuring PrincipleUltrasonic
Frequency50 kHz
Process Temperature-40 to +80 °C
Communication ProtocolHART
Power Supply12 to 36 V DC
Protection ClassIP68
TypeLevel Transmitter
Accuracy± 0.25 %
Output Signal4 to 20 mA
MaterialPVDF

Summary

Getting Started

Safety notes

3.1 Preconditions for use

Essential prerequisites and general safety information before operating the device.

3.2 Requirements for special applications

Considerations for safe operation in specific or unusual application environments.

3.3 Use in hazardous areas

Specific safety instructions and qualifications required for operation in hazardous locations.

Description

Installingmounting

5.1 Basic safety notes

General safety precautions to be observed during installation and mounting procedures.

5.1.1 Installation location requirements

Guidelines for selecting an appropriate and safe location for device installation.

5.1.2 Proper mounting

Instructions for correct mechanical installation and process connection of the device.

Connecting

6.1 Basic safety notes

Essential safety precautions required before connecting the device's electrical circuits.

6.2 Connecting SITRANS Probe LU240

Detailed steps for wiring and connecting the SITRANS Probe LU240 to power and signal circuits.

6.3 Hazardous area installations

Specific requirements and safety measures for connecting the device in hazardous environments.

Commissioning

7.1 Basic safety notes

Safety instructions to ensure correct and safe commissioning of the device.

7.2 Local commissioning

Procedure for configuring and starting up the device using its local interface.

Service and maintenance

Technical data

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