Reference 1 Source; Reference 2 Source - Danfoss vlt FC 102 Operating Instructions Manual

6. How to programme the frequency converter

3-15 Reference 1 Source

Option:
6
[0] No function
*
Analog input 53
[1]
[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

3-16 Reference 2 Source

Option:
[0] No function
[1] Analog input 53
[2] Analog input 54
[7] Pulse input 29
[8] Pulse input 33
* Digital pot.meter
[20]
[21] Analog input X30-11
[22] Analog input X30-12
[23] Analog Input X42/1
[24] Analog Input X42/3
84
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 reference.
This parameter cannot be adjusted while the motor is running.
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.
MG.11.A6.02 - VLT ® is a registered Danfoss trademark
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VLT HVAC Drive Operating Instructions