Danfoss VLT HVAC Series Programming Manual page 148

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3 Parameter Description
13-12 Comparator Value
Array [6]
Range:
0 N/A*
[-100000.000 - 100000.000 N/A]
3
3.13.4 13-2* Timers
This parameter group consists of timer parameters.
Use the result (TRUE or FALSE) from
13-40
Logic Rule Boolean 1
Start timer 1 [29]) until the timer value entered in this parameter is elapsed. Then it becomes TRUE again.
All parameters in this parameter group are array parameters with an index of 0 to 2. Select index 0 to program Timer 0, select index 1 to program Timer
1, and so on.
13-20 SL Controller Timer
Array [3]
Range:
0 N/A*
[0.000 - 360000.000 N/A]
3.13.5 13-4* Logic Rules
Combine up to three Boolean inputs (TRUE / FALSE inputs) from timers, comparators, digital inputs, status bits and events using the logical operators
AND, OR, and NOT. Select Boolean inputs for the calculation in par.13-40
Boolean 3
. Define the operators used to logically combine the selected inputs in par.13-41
Priority of calculation
The results of par.13-40
Logic Rule Boolean 1
(TRUE / FALSE) of this calculation is combined with the settings of par.13-43
result (TRUE / FALSE) of the logic rule.
13-40 Logic Rule Boolean 1
Array [6]
Option:
[0] *
FALSE
[1]
TRUE
[2]
Running
[3]
In range
[4]
On reference
[5]
Torque limit
[6]
Current limit
[7]
Out of current range
[8]
Below I low
3-124
Function:
Enter the 'trigger level' for the variable that is monitored by this comparator. This is an array pa-
rameter containing comparator values 0 to 5.
timers
directly to define an
, par.13-42
Logic Rule Boolean 2
or par.13-44
Function:
Enter the value to define the duration of the FALSE output from the programmed timer. A timer is
only FALSE if it is started by an action (i.e.,
elapsed.
, par.13-41
Logic Rule Operator 1
Function:
Enters the fixed value of FALSE in the logic rule.
Enters the fixed value TRUE in the logic rule.
See parameter group 5-3* for further description.
See parameter group 5-3* for further description.
See parameter group 5-3* for further description.
See parameter group 5-3* for further description.
See parameter group 5-3* for further description.
See parameter group 5-3* for further description.
See parameter group 5-3* for further description.
MG.11.C6.22 - VLT
event
(see par.13-51
SL Controller Event
Logic Rule Boolean 3
). A timer is only FALSE when started by an action (i.e.,
Start timer 1
Logic Rule Boolean 1
, par.13-42
Logic Rule Operator 1
and par.13-42
Logic Rule Boolean 2
Logic Rule Operator 2
and par.13-44
®
is a registered Danfoss trademark
VLT
®
HVAC Drive Programming Guide
), or as Boolean input in a
logic rule
[29]) and until the given timer value has
Logic Rule Boolean 2
and par.13-44
Logic Rule
and par.13-43
Logic Rule Operator 2
are calculated first. The outcome
Logic Rule Boolean 3
, yielding the final
(see par.
.

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