SBC PCD1.Room - Page 40

Hardware Manual PCD1.M2110R1 │ Document 27-619 │ Version ENG 04 │ 2018-08-20
Saia-Burgess Controls AG
Program Download and Backup
CPU / Control Process Unit
3-17
3
4 “Beforedownload”area
Two options are available before the downloading
oftheuserprogramle:
Stay in Run RemaininRunThele
isdownloadedtothele
system while the PLC
isinRUN.ThePLCrst
stops the successful
download,parsesthele
and performs a restart.
Stop in PCD First the PLC stops, then
theleisdownloaded
tothelesystem.After
the successful download,
thePLCparsesthele
and performs a restart.
The PLC switches to STOP for
theparsingofthenewle.Thisstep
takes 2 to 5 seconds, depending
on the size of the user program.
5 “Afterdownload”area
Run the program Sets the PLC to RUN,
once the download is
successfully completed
Stay in Stop After the download, PLC
remains in STOP
6 “BackuptoFlash”area
Backup to on-board
ash
Physical outputs with
or without media
mapping save their
values while the new
program is transmitted
to the execution memory.
Delete backup from
On-Board Flash
Allmedia,suchasags
and registers are set
to zero. Including all media
for media mapping.
Backup to Flash Card Savetoashcard
Delete old backups
from All Flash Cards
Deletes old saved
programsfromallash
cards