Operation
6.2 Upload and download of parameter sets
Control Units CU240S
6-4 Operating Instructions, 11/2006, A5E00766042B AA
The manual download depends as follows on the settings of P8458.
Table 6-1 P8458 settings after a manual parameter download
P8458 setting in CU
EEPROM
P8458 setting on
download device
P8458 setting after
download
Remark
0 0 0 ---
0 1 1 ---
0 2 2 ---
1 0 0 ---
1 1 1 ---
1 2 2 ---
2 0 0 ---
2 1 1 ---
2 2 2 ---
A detailed description is given in "Series Commissioning" in the commissioning section.
Automatic download
An automatic download needs a MMC to be performed. It is not possible to perform an
automatic download from a PC or from the OP.
The automatic download runs as follows according to the settings in P8458 after power cycle
or a after a swap (see "Start-up behavior" in this section).
Table 6-2 P8458 settings after an automatic parameter download from MMC
P8458 setting in CU
EEPROM
P8458 setting on MMC P8458 setting after
start-up
Remark
0 0 0
0 1 0
0 2 2
Only possible in case of
swap
1 0 0 ---
1 1 0 ---
1 2 2 ---
2 0 0 ---
2 1 0 ---
2 2 2 ---
Contrary to a manual download even the fail-safe parameters are downloaded with an
automatic download.
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