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3-16 Reference 2 Source
Option:
Function:
Select the reference input to be used for the second reference signal. par.3-15
and par. 3-17
Reference 3 Source
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.
[0]
No function
[1]
Analog input 53
[2]
Analog input 54
[7]
Pulse input 29
[8]
Pulse input 33
[20] *
Digital pot.meter
[21]
Analog input X30/11
[22]
Analog input X30/12
[23]
Analog Input X42/1
[24]
Analog Input X42/3
[25]
Analog Input X42/5
[30]
Ext. Closed-loop 1
[31]
Ext. Closed-loop 2
[32]
Ext. Closed-loop 3
4-10 Motor Speed Direction
Option:
Function:
Selects the motor speed direction required.
Use this parameter to prevent unwanted reversing.
[0]
Clockwise
Only operation in a clockwise direction will be allowed.
[2] *
Both directions
Operation in both a clockwise and anti-clockwise direction will be allowed.
NOTE!
The setting in par.4-10
has impact on the Flying Start in par.1-73
.
4-53 Warning Speed High
Range:
Function:
par. 4-13
RPM*
[par. 4-52 - par. 4-13 RPM]
Enter the n
HIGH
value. When the motor speed exceeds this limit (n
HIGH
), the display reads SPEED
HIGH. The signal outputs can be programmed to produce a status signal on terminal 27 or 29, and
on relay output 01 or 02. Program the upper signal limit of the motor speed, n
HIGH
, within the normal
working range of the adjustable frequency drive. Refer to the drawing in this section.
NOTE!
Any changes in par.4-13
will reset the value in par.4-53
to the same value as set
.
If a different value is needed in par.4-53
, it must be set after programming of par.4-13
!
6 How to program the adjustable frequency
drive
VLT
®
HVAC Drive Instruction Manual
6-28
MG.11.A9.22 - VLT
®
is a registered Danfoss trademark
6
Содержание VLT
Страница 8: ...1 Safety VLT HVAC Drive Instruction Manual 1 6 MG 11 A9 22 VLT is a registered Danfoss trademark 1...
Страница 152: ...7 Troubleshooting VLT HVAC Drive Instruction Manual 7 8 MG 11 A9 22 VLT is a registered Danfoss trademark 7...
Страница 174: ...8 Specifications VLT HVAC Drive Instruction Manual 8 22 MG 11 A9 22 VLT is a registered Danfoss trademark 8...