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Alliance iS HPLC Systems User Guide
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Alliance iS HPLC Systems User Guide
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Safety advisories

Electrical symbols

Electrical symbols
Topic LCI-USG-0013, Last Updated 11/08/2024

The following electrical symbols and their associated statements can appear in instrument manuals and on an instrument’s front or rear panels.

Symbol Description
Electrical power on
Electrical power off
Standby
Direct current
Alternating current
Alternating current (three phase)
Safety ground
Frame or chassis terminal connection
Fuse
Functional ground
Input
Output
Indicates that the device or assembly is susceptible to damage from electrostatic discharge (ESD)

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To avoid risk of personal injury and to prevent damage to laboratory equipment, always operate your Waters products in accordance with the applicable operational and safety information, your organization’s standard operating procedures, and local regulations.

Refer to the English version of this page for the latest information.

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