K1: Mode group, channel, program operation, reset response
9.7 Block search
Basic Functions
Function Manual, 09/2011, 6FC5397-0BP40-2BA0
505
Subsequent actions
After completion of a block search, the following subsequent actions may occur:
• Type 1 - Type 5: Automatic Start of an ASUB
When the last action block is activated, a user program can be started as an ASUB.
• Type 1 - Type 4: Cascaded block search
A further block search with a different target specification can be started from "Search target found".
9.7.1 Sequence for block search of Type 1, 2 and 4
Time sequence
The block search (Types 1, 2, and 4) proceeds as follows:
1. Activate search via input in HMI Advanced or HMI Embedded
2. Search target found, or alarm if target cannot be found
3. NC Start for output of action blocks
4. NC Start for program continuation.
Figure 9-2 Time sequence of interface signals
Block search
active (DB21, ...
DBX33.4)
Action block
active (DB21, ...
DBX32.3)
Block search
starting
Search target 1
found
Block search
starting
Search target 2
found
NC Start
action blocks
being output
Last
action block
Channel status
Reset (DB21, ...
DBX35.7)
Last action block
active (DB21, ...
DBX32.6)
Channel status
interrupted
(DB21, ... DBX35.6)
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