SIMATIC IPC677E 
Operating Instructions, 04/2019, A5E45117996-AA 
147 
C.1  Overview 
The following tables show all the symbols which may be found on your SIMATIC industrial 
PC, SIMATIC industrial monitor or SIMATIC Field PG in addition to the symbols which are 
explained in the operating instructions. 
The symbols on your device may vary in some details from the symbols shown in the 
following tables. 
C.2  Safety 
 
 
Warning, observe the supplied docu-
mentation. 
 
 
Lock is closed 
 
Attention, radio equipment 
 
Lock is open 
 
Disconnect the power plug before 
opening 
 
Opening for Kensington lock 
 
Attention ESD (Electrostatic sensitive 
device) 
 
Warning of hot surface 
C.3  Operator controls 
 
 
On/off switch, without electrical isola-
tion 
 
 
On/off switch, without electrical isola-
tion