Danfoss VLT CDS302 Operating Instructions Manual page 38

Quick Set-up
3-02 Minimum Reference and 3-03 Maximum
Reference: Enter the lower and upper limits of the
set-point range [bar].
3-15 Reference Resource 1: Select [0] No function
for fixed set-point.
6-22 Terminal 54 Low Current + 6-23 Terminal 54
High Current: The values of these parameters
should match the output of the pressure
transmitter (4-20 mA for example is the factory
4 4
setting).
6-24 Terminal 54 Low Ref./Feedb. Value +
6-25 Terminal 54 High Ref./Feedb. Value: Set range
of pressure transmitter (factory setting -1/+12
bar)
Return to 3-13 Reference Site: Select [2] Local to
run with a fixed set-point adjustable via LCP.
Select [1] Remote if the set-point is given by the
analogue input (as defined in ).
4. Press [Quick Menu], go to My Personal Menu, go
to 0-22 Display Line 1.3 Small and select [1652]
Feedback [unit]. The pressure [bar] is going to be
shown in the upper right corner of the display
This is what the screen will look like, after configuring the
frequency converter for Closed loop application.
Illustration 4.4
38
Operating Instructions VLT
®
MG34M302 - VLT is a registered Danfoss trademark/Commercial Compressor
®
CDS302 and CDS303
Illustration 4.3
5. Ready to Run: Press [Hand On] and set reference
in bars using the arrows on the display. Before
leaving the site never forget the next step.
6. Ready to Run: Press [Auto On].
For more details on PID Closed Loop, see Illustration 4.4.