Rockwell Automation 1756-XXXX ControlLogix Analog I/O Modules - Manual (Page 354)

354 Publication 1756-UM009C-EN-P - December 2010
Appendix C Use Ladder Logic To Perform Run Time Services and Reconfiguration
The table list module parameters that may be changed via ladder logic.
Permissible Analog Input Module Parameters to Change Via Ladder Logic
Feature Restriction
High engineering value Must not be equal to low engineering value
Low engineering value Must not be equal to high engineering value
High-high alarm value Must be greater than or equal to high alarm value
High alarm value Must be greater than low alarm value
Low alarm value Must be less than high alarm value
Low-low alarm value Must be less than or equal to low alarm value
Deadband Must be less than half of high alarm minus low alarm
Permissible Analog Output Module Parameters to Change Via Ladder Logic
Feature Restriction
High clamp value
(1)
(1) The values for user-defined state at Fault or Program (set during initial configuration) must fall within the range
of the High and Low clamp values.
Must be greater than low clamp value
Low clamp value
(1) Must be less than high clamp value