Delta Electronics VFD-EL series User Manual

Chapter 4 Parameters|
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4-96 Revision 2016/03, 6ELE, V1.14
Parameter Function Setting
Factory
Setting
End
user’s
master
End
user’s
slave
Note
10.01
Input Terminal for
PID Feedback
0: Positive PID feedback from external
terminal AVI (0 ~ +10VDC)
1: Negative PID feedback from external
terminal AVI (0 ~ +10VDC)
2: Positive PID feedback from external
terminal ACI (4 ~ 20mA)
3: Negative PID feedback from external
terminal ACI (4 ~ 20mA)
0 3 3
 10.02
Proportional Gain
(P)
0.0 to 10.0 1.0
1.2 1.2 Defined by
user
 10.03 Integral Time (I) 0.00 to 100.0 sec (0.00=disable) 1.00 0.7 0.7
 10.04
Derivative Control
(D)
0.00 to 1.00 sec
0.00
10.12
PID Feedback
Level
1.0 to 50.0% 10.0
5 5
When
pressure
feedback
<0.5Kg and
time
>15sec, it
will follow
the setting
of Pr10.20.
10.13
Detection Time of
PID Feedback
0.1 to 300.0 sec 5.0
15 15
10.18
Feedback of PID
Physical Quantity
Value
1.0 to 99.9 99.9 10 10
The largest
feedback of
PID physical
quantity
value is
10kg.
10.19
PID Calculation
Mode Selection
0: Series mode
1: Parallel mode
0 1 1
Parallel PID
calculation
mode is
suitable for
constant
pressure
water supply
control
10.20
Treatment of the
Erroneous PID
Feedback Level
0: Keep operating
1: Coast to stop
2: Ramp to stop
3: Ramp to stop and restart after time set
in Pr.10.21
0 3 3
When water
supply is off
or there is
an unusual
pressure
feedback,
pumps will
stop running
for 1800 sec
(30
minutes).
This action
will repeat
itself until
the system
is back to
normal
pressure
feedback.

Delta Electronics VFD-EL series Specifications

General

Brand	Delta Electronics
Model	VFD-EL series
Category	Media Converter
Language	English