Danfoss VLT HVAC - Page 72

Analog Input X42/3 [24]
Analog Input X42/5 [25]
Ext. Closed Loop 1 [30]
Ext. Closed Loop 2 [31]
Ext. Closed Loop 3 [32]
Function:
Select the reference input to be used for the
second 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.
This parameter cannot be adjusted while the
motor is running.
4-10 Motor Speed Direction
Value:
Clockwise [0]
Both directions [2]
Function:
Selects the motor speed direction required.
When par. 1-00
Configuration Mode is set to
Closed loop [3], the parameter default is
changed to
Clockwise [0].
4-57 Warning Feedback High
Value:
Par. 4-56 - 999999.999
999999.999
Function:
Enter the upper feedback limit. When the
feedback exceeds this limit, the display reads
Feedb High. The signal outputs can be pro-
grammed to produce a status signal on termi-
nal 27 or 29 and on relay output 01 or 02.
4-64 Semi-Auto By-pass Feature
Value:
Off [0]
Enabled [1]
Function:
Select
Enabled to start the Semi-Automatic
Bypass set-up and continue with the proce-
dure described above.
5-01 Terminal 27 Mode
Value:
Input [0]
Output [1]
Function:
Select
Input [0] to define terminal 27 as a dig-
ital input.
Select
Output [1] to define terminal 27 as a
digital output.
This parameter cannot be adjusted while the
motor is running.
5-02 Terminal 29 Mode
Value:
Input [0]
Output [1]
Function:
Select
Input [0] to define terminal 29 as a dig-
ital input.
Select
Output [1] to define terminal 29 as a
digital output.
This parameter cannot be adjusted while the
motor is running.
5-12 Terminal 27 Digital Input
Value:
Coast Inverse [2]
Function:
Same options and functions as par. 5-1*
Dig-
ital Inputs
, except for Pulse input .
5-13 Terminal 29 Digital Input
Value:
Jog [14]
Function:
Same options and functions as par. 5-1*
Dig-
ital Inputs
.
6. How to programme the frequency converter VLT
®
HVAC Drive Operating Instructions
72 MG.11.A4.02 - 09.10.06. VLT
®
is a registered Danfoss trademark
6