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2 periodic check points, 1 cleaning the display -2, Periodic check points – Proface GP4100 - 3.4 Compact HMIs" User Manual

Page 66: 3 5.2 periodic check points

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Chapter 5 Maintenance

5-3

5.2

Periodic Check Points

To keep your GP unit in its best condition, please inspect the following points periodically.

„GP Operation Environment

† Is the operating temperature within the allowable range (0ºC to 50ºC)?

† Is the operating humidity within the specified range (10%RH to 90%RH, dry bulb temperature of 39ºC or

less)?

† Is the operating atmosphere free of corrosive gasses?

When using the GP unit inside a panel, the ambient environment refers to the interior of the panel.

„Electrical Specifications

† Is the input voltage appropriate?

DC19.2 to 28.8V

„Related Items

† Are all power cords and cables connected properly? Have any become loose?

† Are all installation fasteners holding the unit securely?

† Are there many scratches or traces of dirt on the installation gasket?