Table of Contents
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SITRANS LC300
SITRANS L
Capacitance continuous level
transmitter
SITRANS LC300
Operating Instructions
7ML5670 (LC300 standard, rod version)
7ML5671 (LC300 standard, stilling well version)
7ML5672 (LC300 standard, stainless steel cable
version)
7ML5673 (LC300 standard, PFA cable version)
05/2021
A5E47904073-AA
Safety notes
The Manual
SITRANS LC300
Installation
Wiring
Operation
Technical data
Dimensions
Technical references
Product documentation and
support
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B
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Table of Contents
Related Manuals for Siemens 7ML5670
Summarization of Contents
SITRANS LC300
3.1 Applications
Lists the industries and specific applications where the SITRANS LC300 is used.
3.2 Features
Details the key technical features and capabilities of the SITRANS LC300.
Installation
4.1 Location
Guidance on selecting the appropriate installation location for the device.
4.3 Handling Precautions
Important safety instructions for handling the SITRANS LC300 to prevent damage.
4.4 Mounting
Instructions and guidelines for mounting the SITRANS LC300 correctly.
4.5 Process Cautions
Specific warnings and precautions related to process conditions during installation.
Wiring
5.2 Connecting the SITRANS LC300
Step-by-step instructions for wiring and connecting the SITRANS LC300.
5.3 Wiring Setups for Hazardous Areas
Specific wiring configurations for installations in hazardous areas.
5.4 Instructions for Hazardous Area
Detailed instructions and warnings for operating in hazardous locations.
Operation
6.1 Start Up
Initial steps and procedures for starting up the SITRANS LC300.
6.1.1 Menu Functions
Explanation of the device's menu structure and available functions.
6.5 Menu Position 3: Fault Protection
Configuration of system fault protection settings in menu position 3.
6.6 Menu Position 4: Diagnostics
Accessing diagnostic information and fault values via menu position 4.
6.8 Recommissioning
Procedures for recommissioning the transmitter or probes after replacement.
Technical Data
Power and Environmental Specifications
Details on supply voltage, environmental conditions, and Ex approvals.
Performance and User Interface
Data on measurement range, accuracy, and device interface functions.
Electrodes, Wetted Parts, and Enclosure
Information on process connections, probe types, materials, and enclosure.
Process Limits and Approvals
Specifications for pressure range, temperature curves, and certifications.
Dimensions
Threaded and Flanged Rod Versions
Dimensional drawings for threaded rod versions with PFA probe and stilling well.
Cable Versions Dimensions
Dimensional drawings for non-insulated and insulated cable versions.
Welded Flange Dimensions
Dimensional drawings and flange specifications for welded flange connections.
Cable Tensile Strength and Shortening
Information on cable strength limits and procedures for shortening the cable.
Technical References
A.1 General Technical References
General technical information and safety guidelines for the SITRANS LC300.
A.2 Pressure vs. Temperature Curves
Graphs detailing permitted operating pressure and temperature limits for various configurations.
Product Documentation and Support
B.1 Product Documentation Access
Information on obtaining manuals, firmware, and catalog data.
B.3 Technical Support Resources
Contact information and online services for technical assistance.
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