Siemens SITRANS L LU240 User Manual

1. Turn lid by hand in a counter-clockwise direction to remove it from device.
2. Strip cable jacket for approximately 70 mm (2.75") from end of cable, and thread wires
through gland.
3. Connect wires to terminals as shown below: polarity is identified on terminal block.
4. Tighten gland to form a good seal.
5. Press female end of cable from optional display onto male four-pin connector. See Remove
existing display (Page 44) for illustration.
6. Set optional display into enclosure. Buttons on display should sit over terminal block.
Gently turn display a quarter turn clockwise to secure the display in the enclosure.
7. Replace device lid. Thread onto enclosure, turning clockwise. Hand tighten.
6.3 Hazardous area installations
WARNING
Improper power supply
Risk of explosion in hazardous areas as result of incorrect power supply.
● Connect the device in accordance with the specified power supply and signal circuits. The
relevant specifications can be found in the certificates, in Technical data (Page 49) or on
the nameplate.
Connecting
6.3 Hazardous area installations
SITRANS Probe LU240 with mA/HART
Compact Operating Instructions, 10/2018, A5E42673704-AB 25

Siemens SITRANS L LU240 Specifications

General

Brand	Siemens
Model	SITRANS L LU240
Category	Transmitter
Language	English

Summary

Getting Started

Procedure

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

Installing/mounting

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

8.3 Maintenance and repair work

Technical data

9.1 Power

9.2 Performance

9.3 Interface

9.4 Outputs

9.5 Construction

9.6 Operating conditions

9.7 Process

9.8 Communication

9.9 Approvals