ABB COMMANDER 1900 Series Programming Manual page 44

...4 CONTROL CONFIGURATION LEVEL
4.3.5 Set Up Control Page (default control actions)
Information.
• Programmable default control action if input exceeds fault levels – independently programmable for all inputs
(process variable, remote set point and position feedback).
Examples show fault detection levels of 10%
Process Variable &
Fault Detection Levels
1100
1000
PV
Eng.
or
Range
PV
0
–100
* Controller output is driven to either the maximum or minimum output limit, depending on the
setting– see
Drive Set Up Inputs Page
Remote Set Point &
Fault Detection Levels
550
500
RSP
Eng.
or
Range
RSP
0
–50
Position Feedback &
Fault Detection Levels
110
100
PFB
Eng.
or
Range
PFB
0
10
** Valve is driven to either fully open or fully closed, depending on the
,
Up Inputs Page BASIC CONFIGURATION LEVEL
42
Process Variable
Default Action
None
Hold
Default Output
,
BASIC CONFIGURATION LEVEL
Remote Set Point
Default Action
None
Local
Default Set Point
Position Feedback
Default Action
None
Hold
.
Fig. 4.10 Default Control Actions for Input Fault Detection Levels
Process Variable
Default Action (or Valve Position)
Unchanged Min. or Max. O/p Level*
Manual Held at present value
Manual Default Output value
.
Set Point
Type
Remote Equal to high or low remote set point limit
Local
Previous valid remote set point value
Local
Default set point value
Control Mode
Unchanged
Fully open or fully closed**
Manual
Held at present value
Broken Sensor Protection Drive
Control Output
Broken Sensor Protection
Set Point Value
Valve Position
setting– see
Set