Danfoss FC 300 Design Manual page 152

FC 300 Design Guide
from the total reference. Obtain extended func-
tionality with the DigiPot function. See parameter
group 3-9* Digital Potentiometer.
3-13 Reference Site
Value:
Linked to Hand / Auto
Remote
Local
Function:
Select which reference site to activate.
Select Linked to Hand / Auto [0] to use the local
reference when in Hand mode; or the remote ref-
erence when in Auto mode.
Select Remote [1] to use the remote reference in
both Hand mode and Auto mode.
Select Local [2] to use the local reference in both
Hand mode and Auto mode.
3-14 Preset Relative Reference
Value:
-100.00 - 100.00 %
Function:
The actual reference, X, is increased or decreased
with the percentage Y, set in par.3-14. This re-
sults in the actual reference Z. Actual reference
(X) is the sum of the inputs selected in par.3-15,
Reference Source 1, par.3-16, Reference Source
2, par.3-17, Reference Source 3, and par.8-02,
Control Word Source.
factory setting
152
How to Programme
[0]
[1]
[2]
0.00%
() display text [] value for use in communication via serial communication port
MG.33.B7.02 - VLT is a registered Danfoss trademark
3-15 Reference Source 1
Value:
No function
Analog input 53
Analog input 54
Frequency input 29 (FC 302 only)
Frequency input 33
Local bus reference
Digital pot.meter
Analog input X30-11
Analog input X30-12
Function:
Select the reference input to be used for the first
reference signal. Par. 3-15, 3-16 and 3-17 define
up to three different reference signals. The sum of
these reference signals defines the actual refer-
ence.
3-16 Reference Source 2
Value:
No function
Analog input 53
Analog input 54
Frequency input 29 (FC 302 only)
Frequency input 33
Local bus reference
Digital pot.meter
Analog input X30-11
Analog input X30-12
Function:
Select the reference input to be used for the sec-
ond reference signal. Par. 3-15, 3-16 and 3-17
define up to three different reference signals. The
sum of these reference signals defines the actual
reference.
3-17 Reference Source 3
Value:
No function
Analog input 53
Analog input 54
Frequency input 29 (FC 302 only)
Frequency input 33
[0]
[1]
[2]
[7]
[8]
[11]
[20]
[21]
[22]
[0]
[1]
[2]
[7]
[8]
[11]
[20]
[21]
[22]
[0]
[1]
[2]
[7]
[8]