Proface GP4600R - 12.1 Standard HMIs with Rear Mounting Options" - Manual (Page 101)

GP4000 Series Hardware Manual
101
NOTICE
STORAGE AND OPERATION OUTSIDE OF SPECIFICATIONS
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Store the panel in areas where temperatures are within the panel’s
specifications.
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Do not restrict or block the panel’s rear-face ventilation slots.
Failure to follow these instructions can result in equipment damage.
NOTICE
GASKET AGING
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Inspect the gasket periodically as required by your operating environment to
keep the initial IP level.
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Change the gasket at least once a year, or as soon as scratches or dirt become
visible.
Failure to follow these instructions can result in equipment damage.