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7
Co
Brite
DX1
User’s Manual
1.9.3
Environment Conditions
This instrument is intended for indoor use in an installation category II, pollution
degree 2 environments. It is designed to operate at a maximum relative humidity of
95% and at altitudes of up to 2000 meters.
Refer to the specifications tables for the ac mains voltage requirements and ambient
operating temperature range.
Note
: Before connecting electrical power to the unit, make sure the unit could
acclimatize to ambient temperature for at least 2 hours to avoid damage by i.e.
condensed humidity on electrical parts inside the unit.
1.9.4
Fuse Replacement
For continued protection against the possibility of fire, replace the fuse only with a
fuse of the specified voltage, current and type ratings.
1.9.5
Before Applying Power
Verify that all safety precautions are taken. The power cable inlet of the instrument
serves as a device to disconnect from the mains in case of hazard. The instrument
must be positioned so that the operator can easily access the power cable inlet.
When the instrument is rack mounted the rack must be provided with an easily
accessible mains switch.
1.9.6
Maximum ratings
ALWAYS operate the unit within the maximum ratings. Ignoring these limits may
result in permanent damage to the unit and loss of warranty.
1.9.7
Ground the Instrument
(this section does not apply to DX1 type chassis)
To minimize shock hazard, the instrument chassis and cover must be connected to
an electrical protective earth ground. The instrument must be connected to the ac
power mains through a grounded power cable, with the ground wire firmly connected
to an electrical ground (safety ground) at the power outlet. Any interruption of the
protective (grounding) conductor or disconnection of the protective earth terminal will
cause a potential shock hazard that could result in personal injury.
1.9.8
Do Not Operate in an Explosive Atmosphere
Do not operate the instrument in the presence of flammable gases or fumes.
Summary of Contents for CoBrite Series
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