Cleaning; Cleaning The Enclosure; Maintenance And Repair Work - Siemens HydroRanger 200 HMI Operating Instructions Manual

Service and maintenance

9.3 Cleaning

9.3 Cleaning
9.3.1

Cleaning the enclosure

Cleaning the enclosure
● Clean the outside of the enclosure with the inscriptions and the display window using a
cloth moistened with water or a mild detergent.
● Do not use any aggressive cleansing agents or solvents, e.g. acetone. Plastic parts or the
painted surface could be damaged. The inscriptions could become unreadable.
Electrostatic charge
Risk of explosion in hazardous areas if electrostatic charges develop, for example, when
cleaning plastic surfaces with a dry cloth.
• Prevent electrostatic charging in hazardous areas.
9.4

Maintenance and repair work

Improper connection after maintenance
Risk of explosion in areas subject to explosion hazard.
• Connect the device correctly after maintenance.
• Close the device after maintenance work.
Refer to Power (Page 295).
Impermissible accessories and spare parts
Risk of explosion in areas subject to explosion hazard.
• Only use original accessories or original spare parts.
• Observe all relevant installation and safety instructions described in the instructions for
278
WARNING
WARNING
WARNING
the device or enclosed with the accessory or spare part.
HydroRanger 200 HMI
Operating Instructions, 06/2018, A5E36281317-AC