Free Function Blocks (Ffb); Enable Ffbs; Activate Ffbs - Siemens MICROMASTER 440 Parameter Manual

Issue 01/06
3.39

Free function blocks (FFB)

P2800

Enable FFBs

CStat: CUT
P-Group: TECH
Free function blocks (FFB) are enabled in two steps.
1. Parameter P2800 enables all free function blocks , normally (P2800 = 1).
2. Parameters P2801 and P2802 respectively, enable each free function block individually (P2801[x] > 0
oder P2802[x] > 0).
Possible Settings:
0 Disabled
1 Enabled
Dependency:
All active function blocks will be calculated in every 132 ms.
P2801[17] Activate FFBs
CStat: CUT
P-Group: TECH
Free function blocks (FFB) are enabled in two steps.
1. Parameter P2800 enables all free function blocks , normally (P2800 = 1)
2. Parameters P2801 and P2802 respectively, enable each free function block individually (P2801[x] > 0
oder P2802[x] > 0)
In addition, Parameters P2801 and P2802 determine the chronological order of each function block. The
following table shows that the priority increases from left to right and from bottom to top.
Level 3
Level 2
Level 1
0
Inactive
Possible Settings:
0 Not Active
1 Level 1
2 Level 2
3 Level 3
Index:
P2801[0] : Enable AND 1
P2801[1] : Enable AND 2
P2801[2] : Enable AND 3
P2801[3] : Enable OR 1
P2801[4] : Enable OR 2
P2801[5] : Enable OR 3
P2801[6] : Enable XOR 1
P2801[7] : Enable XOR 2
P2801[8] : Enable XOR 3
P2801[9] : Enable NOT 1
P2801[10] : Enable NOT 2
P2801[11] : Enable NOT 3
P2801[12] : Enable D-FF 1
P2801[13] : Enable D-FF 2
P2801[14] : Enable RS-FF 1
P2801[15] : Enable RS-FF 2
P2801[16] : Enable RS-FF 3
Example:
P2801[3] = 2, P2801[4] = 2, P2802[3] = 3, P2802[4] = 2
FFBs will be calculated in following order:
P2802[3], P2801[3] , P2801[4], P2802[4]
Dependency:
- Set P2800 to 1 to enable function blocks.
- All active function blocks will be calculated in every 132 ms.
MICROMASTER 440 Parameter List
6SE6400-5BB00-0BP0
Datatype: U16 Unit: -
Active: first confirm QuickComm.: No
Datatype: U16 Unit: -
Active: first confirm QuickComm.: No
Parameter Description
Level
Min: 0
3
Def: 0
Max: 1
Level
Min: 0
3
Def: 0
Max: 3
Priority 2
low
high
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