Esp Application Minimum Configuration - ABB ACS880 Firmware Manual

36 Quick start-up guide

ESP application minimum configuration

This section contains the following alternative control schemes for starting up
the drive with the ESP control program.
Note: For other ESP control program features, refer to the corresponding chapter
of this manual.
If Fieldbus is used as the primary control
interface for the application, the ESP con-
trol word provides suitable access to all
major functions of the ESP control pro-
gram.
Configure the restart delay function.
The function prevents undesired pump
start while fluid column is draining through
the pump.
Note: For further information on Backspin
supervision function, see
sion (page 46).
Select the source for the production speed
reference.
Set the frequency reference if parameter
75.11 Pump speed ref source
Fixed speed ref.
Set the frequency reference scaler.
Note: The used speed reference =
Maximum production speed
speed ref source
scaler.
If 75.13 Speed reference scaler
there is no scaling: The used speed refer-
ence = 75.11 Pump speed ref
Set starting speed at which drive starts
modulating.
Set the desired acceleration time for ESP
motor to speed up from zero to the value
set in parameter
Set the desired deceleration time for ESP
motor to slow down from the value set in
parameter 46.2 Frequency
ESP control
Backspin supervi-
ESP reference control
is selected as
75.19
× (75.11 Pump
/ 75.13 Speed reference
= 0, then
source.
46.2 Frequency scaling.
scaling.
74.1 ESP control word
74.20 Restart delay enable
74.21 Restart delay time
75.11 Pump speed ref source
75.12 Fixed speed ref
75.13 Speed reference scaler
75.15 Starting speed
75.21 Acceleration time
75.22 Deceleration time