Basic Plc Configuration With Profibus Pa; Disassembly - Siemens SITRANS LR560 Operating Instructions Manual

Installing/mounting

4.3 Disassembly

4.2.8

Basic PLC configuration with PROFIBUS PA

①
②
4.3 Disassembly
Incorrect disassembly
The following risks may result from incorrect disassembly:
- Injury through electric shock
- Risk through emerging media when connected to the process
- Risk of explosion in hazardous area
In order to disassemble correctly, observe the following:
• Before starting work, make sure that you have switched off all physical variables such
• If the device contains hazardous media, it must be emptied prior to disassembly. Make
• Secure the remaining connections so that no damage can result if the process is started
32
active PLC
DP/PA coupler
WARNING
as pressure, temperature, electricity etc. or that they have a harmless value.
sure that no environmentally hazardous media are released.
unintentionally.
③
PC/laptop
④
SITRANS LR560 PA
Operating Instructions, 06/2018, A5E34648471-AE
LR560 (PROFIBUS PA)