Danfoss VLT Refrigeration Drive FC 103 Programming Manual page 60

Parameter Description
3-16 Reference 2 Source
Option:
[25] Analog Input
X42/5
[30] Ext. Closed
3 3
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
58
®
VLT Refrigeration Drive FC 103
Function:
Function:
NOTICE
This parameter cannot be adjusted
while the motor is running.
Select the reference input to be used for
rd
the 3 reference signal:
•
Parameter 3-15 Reference 1
Source.
•
Parameter 3-16 Reference 2
Source.
•
Parameter 3-17 Reference 3
Source.
Define up to 3 different reference signals.
The sum of these reference signals
defines the actual reference.
Danfoss A/S © 05/2016 All rights reserved.
3-19 Jog Speed [RPM]
Range: Function:
Size [ 0 - Enter a value for the jog speed n
related par. 4-13 is a fixed output speed. The frequency
*
RPM] converter runs at this speed when the jog
function is activated. The maximum limit is
defined in parameter 4-13 Motor Speed High
Limit [RPM].
See also parameter 3-11 Jog Speed [Hz] and
parameter 3-80 Jog Ramp Time.
3.5.3 3-4* Ramp 1
Configure the ramp times for each of the 2 ramps
(parameter group 3-4* Ramp 1 and parameter group 3-5*
Ramp 2).
RPM
P 4-13
High-limit
Reference
P 1-25
Motor
speed
P 4-11
Low limit
P 3-*1
Ramp (X)Up
Time (Acc)
t
acc
Illustration 3.20 Ramp 1
3-41 Ramp 1 Ramp Up Time
Range: Function:
Size [ 1.00 Enter the ramp-up time, that is the
related - 3600 acceleration time from 0 RPM–
*
s] parameter 1-25 Motor Nominal Speed. Select a
ramp-up time such that the output current
does not exceed the current limit in
parameter 4-18 Current Limit during ramping.
See ramp-down time in parameter 3-42 Ramp
1 Ramp Down Time.
tacc × nnom par . 1 − 25
par . 3 − 41 =
, which
JOG
Time
P 3-*2
Ramp (X)
Down
Time (Dec)
t
dec
s
ref RPM
MG16H202