Profienergy; Memory Reset - Siemens SIMATIC S7-1500 Manual

2.4.2

PROFIenergy

PROFIenergy
PROFIenergy (for PROFINET) reduces the energy consumption by
using PROFIenergy commands during the production-free time.
Additional information
● System manual: PROFINET System Description
● Additional information on PROFIenergy is available on the Internet
2.4.3

Memory reset

Apart from a few exceptions, a "memory reset" involves clearing all internal memories
and then reading the data from the SIMATIC memory card.
Options
You have the following options for resetting the memory of the CPU:
● Using the mode selector switch
● Using the display
● Using STEP 7 V12
Procedure using the mode selector switch
Proceed as follows to reset the CPU memory using the mode sselector switch:
1. Set the mode selector switch to STOP.
2. Set the mode selector switch to the MRES position. Hold the switch in this position
3. Within the next three seconds, return the mode selector switch to the MRES position,
Result: The CPU executes a memory reset, during which time the RUN/STOP LED flashes
yellow. The RUN/STOP LED switches to yellow when the CPU has completed the memory
reset.
CPU 1511-1 PN (6ES7511-1AK00-0AB0)
Manual, 01/2013, A5E31264526-AA
(http://support.automation.siemens.com/WW/view/en/19292127)
(http://www.profibus.com) under Common Application Profile PROFIenergy;
Technical Specification for PROFINET; Version 1.0; January 2010; Order no: 3.802.
Initial result: The RUN/STOP LED lights up yellow.
until the RUN/STOP LED lights up in yellow for the 2nd time and remains lit
(this takes three seconds). After this, release the switch.
and then back to STOP again.
Product overview
2.4 Functions
17