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Spirax Sarco LP20 User Manual

Spirax Sarco LP20
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IM-P402-37 AB Issue 9 1
LP20
Capacitance Level Probe
Installation and Maintenance Instructions
IM-P402-37
AB Issue 9
Printed in the UK
© Copyright 2012
1.Safetyinformation
2.Generalproduct
information
3.HowtheLP20
probeworks
4.Installation
5.Wiring
6.Maintenance
4024650/9
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Spirax Sarco LP20 Specifications

General IconGeneral
BrandSpirax Sarco
ModelLP20
CategoryAccessories
LanguageEnglish

Summary

Safety Information

Additional Safety Notes

Specific safety guidelines for level control products in steam boilers, including regulations and authorities.

Intended Use and System Suitability

Verifying product suitability for fluid, pressure, temperature, and system stresses before installation.

Workplace Safety Considerations

Ensuring safe access, lighting, and considering pipeline/environmental hazards during operation.

System Integrity and Pressure Safety

Assessing system impact, isolation, and pressure safety measures during maintenance or operation.

Temperature, Tools, and Protection

Managing temperature risks, using correct tools, and selecting appropriate personal protective clothing.

Operational Procedures and Hazards

Adhering to work permits, safe handling, residual hazards, freezing risks, and proper disposal procedures.

Product Returns and Information

Requirements for returning products, including hazard information and safety data sheets.

General Product Information

Description and Approvals

Overview of the LP20 probe, its function, compatibility, and approvals, including NPT version details.

Probe Lengths and Dimensions

Lists available probe lengths and notes the fixed 'dead' length at the tip, prohibiting cutting.

Pressure, Temperature, and Technical Data

Specifies pressure/temperature limits, ambient temperature range, and technical data like conductivity and sensing depth.

How the LP20 Probe Works

Installation

Installation Guidelines and Warnings

Critical warnings about not cutting the probe, outdoor installation, and protection tube requirements.

Installation Procedure and Threading

Step-by-step instructions for fitting the probe, thread sealing, tightening, and electrical continuity checks.

Subsequent Removal and Refitting

Guidance on safe removal and refitting of the probe, including thread inspection and O-ring placement.

Wiring

Maintenance

General Maintenance and Cleaning

Notes no special servicing is required, but level controls need testing; provides cleaning instructions.