Danfoss VLT HVAC Series Programming Manual page 60

3 Parameter Description
3-16 Reference 2 Source
Option:
[0] No function
3
[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
3-17 Reference 3 Source
Option:
[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
3-36
Function:
Select the reference input to be used for the second reference signal. par.3-15
Source , par.3-16 Reference 2 Source
reference signals. The sum of these reference signals defines the actual reference.
This parameter cannot be adjusted while the motor is running.
Function:
Select the reference input to be used for the third reference signal. par.3-15
Reference 2 Source
par.3-16 and par.3-17
signals. The sum of these reference signals defines the actual reference.
This parameter cannot be adjusted while the motor is running.
MG.11.C6.22 - VLT ® is a registered Danfoss trademark
VLT ® HVAC Drive Programming Guide
and par.3-17 Reference 3 Source define up to three different
Reference 3 Source
define up to three different reference
Reference 1
Reference 1 Source ,