Appendix A
A-3
A.l.2
Meaning Precautions
Tuning has been stopped due to an alarm None required. Controller automatically re.
condition being present (configured by turns to the state it was in before the use,
FCODE 135). started the autotuner.
Error in analog correction factor as cali- To clear, this unit must be returned to the fac-
brated at the factory is detected. The con- tory for recalibration.
troller still functions, but factory-set default
values are now being used in place of the
factory-calibrated values.
Fatal Errors
Q
4
Note
A fatal error affects the function of the control loop
and must be acted upon immediately.
Fatal errors are shown as Err X in the digital display. When possible, fatal
errors must be corrected before the controller will function normally.
Change 2 - Jufy 1992
UM61:DPR900:9147
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