Proface APL3000B - Node Box PC - Manual (Page 6)

5
Do not operate or store the PS-B where chemicals evaporate, or where chemicals are present in the air.
Corrosive chemicals: Acids, alkalines, liquids containing salt
Flammable chemicals: Organic Solvents
Do not use paint thinner or organic solvents to remove dirt or oil from the PS-B unit’s surface. Instead, use
a soft cloth moistened with a diluted neutral detergent.
After turning OFF the PS-B, be sure to wait a few seconds before turning it ON again. The PS-B may not
operate correctly if it is restarted too quickly.
Due to the possibility of unexpected accidents, be sure to back up the PS-B unit’s data regularly.