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Building Technologies
Basic Documentation LMV27...
CC1P7541en
Contents
17.12.2018
8.1
Deleting curves .............................................................................................. 81
9
Connection to load controllers .................................................................. 82
9.1
Load controller on contact X5-03, pin 1 ......................................................... 82
9.2
External load controller via contacts X5-03, pin 2 / pin 3 ............................... 82
9.3
Default output via building automation – X92 ................................................ 85
9.4
Manual output ................................................................................................ 86
9.5
Output with curve settings ............................................................................. 86
9.6
Prioritization of load controller sources .......................................................... 87
9.6.1
Emergency operation with several load controller sources ........................... 87
9.6.2
Manual control ............................................................................................... 87
10
Electronic air-fuel ratio control .................................................................. 89
10.1
General .......................................................................................................... 89
10.2
Behavior outside the operating positions ....................................................... 89
10.2.1
Traveling speed ............................................................................................. 89
10.2.2
Home position ................................................................................................ 89
10.2.3
Prepurging ..................................................................................................... 89
10.2.4
Ignition ........................................................................................................... 90
10.2.5
Postpurging ................................................................................................... 90
10.3
Modulating operation ..................................................................................... 91
10.3.1
Definition of curves ........................................................................................ 91
10.3.2
Traveling speed/maximum curve slope ......................................................... 92
10.3.3
Entering the running position ......................................................................... 92
10.3.4
Operating position ......................................................................................... 92
10.3.5
Limitation of modulation range ...................................................................... 93
10.3.6
Setting the minimum and maximum output ................................................... 94
10.4
Multistage operation ...................................................................................... 95
10.4.1
Definition of curves ........................................................................................ 95
10.4.2
Traveling speed ............................................................................................. 95
10.4.3
Adjustment of output ...................................................................................... 96
10.4.4
Entering the operating position ...................................................................... 96
10.4.5
Operating position ......................................................................................... 96
10.4.6
Limitation of modulation range ...................................................................... 97
10.5
End of operating position ............................................................................... 97
10.6
Notes on settings and parameter settings ..................................................... 97
11
Actuators X53 / X54 ..................................................................................... 98
11.1
Function principle .......................................................................................... 98
11.2
Definition of angles ........................................................................................ 98
11.3
Referencing ................................................................................................... 99
11.3.1
Reference travel .......................................................................................... 101
11.4
Direction of rotation ..................................................................................... 103
11.5
Monitoring the actuator positions ................................................................. 104
11.6
Changing the error detection band for monitoring the actuator
positions ...................................................................................................... 105
11.7
Forced travel ................................................................................................ 105
11.8
Detection of line interruptions ...................................................................... 105
11.9
Protection against actuator mixup ............................................................... 106
11.9.1
Proposal for implementation ........................................................................ 106
