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Service, Support, and Safety Information
Table 77 Safety symbols and instrument markings (continued)
Safety symbols
Instrument markings
1SM1-A
ICES/NMB-001
472
N10149
Definition
Terminal is at earth potential. Used for measurement and
control circuits designed to be operated with one terminal at
earth potential.
Terminal for neutral conductor on permanently installed
equipment.
Terminal for line conductor on permanently installed
equipment.
Standby (supply); units with this symbol are not completely
disconnected from AC mains when this switch is in the standby
position. To completely disconnect the unit from AC mains,
either disconnect the power cord, or have a qualified/licensed
electrician install an external switch.
OFF (supply); a switch with this symbol opens the instrument's
power supply circuit, disconnecting it with the mains supply.
ON (supply); a switch with this symbol closes the instrument's
power supply circuit, connecting it with the mains supply.
Definition
The CE mark is a registered trademark of the European
Community.
The CSA mark is a registered trademark of the
CSA-International.
The C-tick mark is a registered trademark of the Spectrum
Management Agency of Australia. This signifies compliance
with the Australian EMC Framework regulations under the
terms of the Radio Communications Act of 1992.
This text indicates that the instrument is an Industrial Scientific
and Medical Group 1 Class A product (CISPER 11, Clause 4).
This text indicates product compliance with the Canadian
Interference-Causing Equipment Standard (ICES-001).
Agilent E5505A User's Guide
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