Danfoss VLT Micro Drive FC 51 Operating Instructions Manual page 19

VLT Micro Drive FC 51 Operating Instructions
*
[0]
[2]
3-02 Minimum Reference
Range:
*
0.00
3-03 Maximum Reference
Range:
50.00
3-41 Ramp1 Ramp-up Time
Range:
3.00 s
3-42 Ramp1 Ramp-down Time
Range:
*
3.00
4.4.2. Quick Menu Parameters - PI Basic Settings QM2
The following is a brief description of the parameters for the PI Basic Settings. For a more detailed
description, please see
Off AMT function is disabled.
Enable AMT AMT function starts running.
Function:
[-4999 - 4999] Enter value for minimum reference.
The sum of all internal and external references are clamped
(limited) to the minimum reference value, par. 3-02.
Function:
Maximum Reference is adjustable in the range Minimum Refer-
ence - 4999.
* [-4999 - 4999] Enter value for Maximum Reference.
The sum of all internal and external references are clamped
(limited) to the maximum reference value, par. 3-03.
Function:
*
[0.05 - 3600 s ] Enter ramp-up time from 0 Hz to rated motor frequency (f
set in par. 1-23.
Choose a ramp-up time ensuring that torque limit is not excee-
ded, see par. 4-16.
Function:
[0.05 - 3600 s] Enter ramp down time from rated motor frequency (f
1-23 to 0 Hz.
Choose a ramp down time that does not cause over-voltage in
inverter due to regenerative operation of motor. Furthermore,
regenerative torque must not exceed limit set in par. 4-17.
VLT Micro Drive Programming Guide
MG.02.A2.02 - VLT ® is a registered Danfoss trademark
1. Stop VLT – make sure motor is at standstill
2. Choose [2] Enable AMT
3. Apply start signal
– Via LCP: Press Hand On
- Or in Remote On mode: Apply start signal on terminal
18
NB!
To gain optimum tuning of frequency converter,
run AMT on a cold motor.
, MG.02.CX.YY.
4. Programming
4
)
M,N
) in par.
M,N
19