Environmental Conditions; Before Applying Power - Agilent Technologies e1420b User Manual

Phase noise measurement system
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DO NOT REMOVE AN INSTRUMENT COVER.
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Operating personnel must not remove instrument covers. Component
replacement and internal adjustments must be made only by qualified service
personnel.
Instruments that appear damaged or defective should be made inoperative and
secured against unintended operation until they can be repaired by qualified
service personnel.

Environmental conditions

If this product is not used as specified, the protection provided by the equipment
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could be impaired. This product must be used only in a normal condition (in which
all means for protection are intact).
Unless otherwise noted in the specifications, this instrument or system is intended
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for indoor use in an installation category II, pollution degree 2 environment per IEC
61010-1 and 664 respectively. It is designed to operate at a maximum relative
humidity of 20% to 80% at 31 °C or less (non-condensing). This instrument or
system is designed to operate at altitudes up to 2000 meters, and at temperatures
between 0 °C and 40 °C.
Ventilation Requirements: When installing the product in a cabinet, the convection
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into and out of the product must not be restricted. The ambient temperature
(outside the cabinet) must be less than the maximum operating temperature of the
product by 4

Before applying power

Verify that the product is set to match the available line voltage, the correct-rating
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service breaker is installed, the correct fuse is installed, and all safety precautions
are taken. Note the instrument external markings described in
symbols and instrument markings," on page 471.
The mains wiring and connectors shall be compatible with the connector used in
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the premise electrical system. Failure to ensure adequate earth grounding by not
using the correct components may cause product damage and serious injury.
Agilent E5505A User's Guide
°
C for every 100 watts, then forced convection must be used.
Service, Support, and Safety Information
Table
77, "Safety
A
469

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