ABB DriveIT ACH550-01 User Manual page 277

ACH550 User's Manual
Code Description
4009 100 % VALUE
Defines (together with the previous
parameter) the scaling applied to the
PID controller's actual values.
• Units and scale are defined by parameters 4006 and 4007.
4010 SET POINT SEL
Defines the reference signal source for the PID controller.
• Parameter has no significance when the PID regulator is by-
passed (see 8121
0 = keypad – Control panel provides reference.
1 = 1 – Analog input 1 provides reference.
AI
2 = 2 – Analog input 2 provides reference.
AI
8 = comm – Fieldbus provides reference.
9 = +
COMM
combination as the reference source. See Analog Input Reference
Correction below.
10 =
COMM
combination as the reference source. See Analog Input Reference
Correction below.
11 = 3 , 4
DI U
control, provide reference.
• 3 increases the speed (the U stands for "up")
DI
• 4 decreases the reference (the D stands for "down").
DI
• Parameter 2205
rate of change.
• R = Stop command resets the reference to zero.
• NC = Reference value is not copied.
Parameter listing and descriptions
REG BYPASS CTRL
1 – Defines a fieldbus and analog input 1 (
AI
* 1 – Defines a fieldbus and analog input 1 (
AI
( ) – Digital inputs, acting as a motor potentiometer
D RNC
ACCELER TIME
Range
Unit and scale
defined by par.
4006 and 4007
0...19
).
2 controls the reference signal's
1)
AI
1)
AI
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