Settings; Diagnostics; Sleep Function For The Process Pid (Pid1) Control - ABB ACS350 User Manual

122

Settings

Parameter
1101
1102
1106
1107
1501
9902
Group
1...41 PROCESS PID SET 2
Group

Diagnostics

Actual Signals
0126/0127
0128/0129
0130/0131
0132/0133
0170

Sleep function for the process PID (PID1) control

The sleep function operates on a 2 ms time level.
The block diagram below illustrates the sleep function enable/disable logic. The
sleep function can be put into use only when the PID control is active.
Output freq.
Mot.speed
Compare
0132
1
1>2
4025 2
Mot.speed: Actual speed of the motor
%refActive: The % reference (EXT REF2) is in use. See parameter 1102.
PIDCtrlActive:
modulating: The inverter IGBT control is operating.
Program features
40 PROCESS PID SET
42 EXT / TRIM PID
Switch
Compare
1
1<2
2
4023
9904
Select
NOT SEL
INTERNAL
DI1
.
.
.
4022
9902 is PID CTRL.
Additional information
Local control mode reference type selection
EXT1/2 selection
PID1 activation
REF2 minimum limit
PID2 output (external controller) connection to AO
PID control macro selection
PID1 settings
PID2 settings
Additional information
PID 1/2 output value
PID 1/2 setpoint value
PID 1/2 feedback value
PID 1/2 deviation
AO value defined by sequence programming
Select
NOT SEL
INTERNAL
DI1
.
.
4022
.
%refActive
PIDCtrlActive
modulating
5320 (B1)
Delay
5320 (B2)
t
4026
Delay
And
t
&
4024
Or
<1
Or
<1
StartRq
Set/Reset
S
S/R
1)
R
1)
1 = Activate
sleeping
0 = Deactivate
sleeping