3.2
Operator controls and display elements
3.2.1
Overview of operating and display elements
Only appropriately trained personnel may use the operating elements provided in the service
area.
NOTICE
Electrostatic discharge if there is no ground connection
If there is no ground connection or a faulty ground connection, then the electronic components
in the devices can be damaged as a result of electrostatic discharge (ESD).
● Before handling the equipment, discharge yourself at the cabinet or at the ground terminal.
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Figure 3-5
PPU 1740
Equipment Manual, 01/2019, A5E47615272B AA
LED display
DIAG/RESET button
NCK commissioning switch
PLC mode selector switch
7-segment display ( Refer to item 13 Chapter 3.1 PPU versions , Figure 3.5 ) (Page 24)
Position of operator control and display elements
System characteristics
3.2 Operator controls and display elements
27