3
Important Safety Information
GENERAL
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Indoor use only
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Ordinary Protection: This equipment should not be exposed to dripping or splashing.
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Avoid placing objects filled with liquids, such as vases or glasses, on this equipment.
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Class I Equipment (grounded type)
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Electrical rating: 100-240V~ 50-60Hz 14W
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Mains supply voltage fluctuations are not to exceed ±10% of the nominal supply voltage.
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Pollution Degree 2
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Installation (Overvoltage) Category II for transient overvoltages.
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Maximum Relative Humidity: <80%
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Operation temperature range: 10 °C to 40 °C
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Storage and transportation temperature range –40 °C to 70 °C
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Maximum altitude: 3000m (9843 ft)
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Equipment suitable for continuous operation
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Weight: preamplifier - 2.05kg (4.5lbs)
Safety Marking Symbols
CAUTION: READ ACCOMPANYING DOCUMENTS
This symbol, located on the equipment and in this manual, refers to important instructions. Read this
manual thoroughly before operating this equipment.
WARNING: ELECTRICAL SHOCK HAZARD
This symbol, located on the equipment and in this manual, indicates the potential for electrical shock
hazard.
SERVICE INFORMATION
The Grace Design m103 contains no user serviceable components. Contact Grace Design for repair and upgrade
information. In the event that your Grace Design m103 needs to be returned to the factory, contact us for a return
authorization number.
