Omron e5ck User Manual page 166

CHAPTER 8 TROUBLESHOOTING
8.4 Checking Operation Restrictions
8–6
With the E5CK T controller, auto tuning or self tuning sometimes do not
operate depending on how functions are combined. The table below sum
marizes the main operating restrictions.
If the E5CK T controller is not operating properly, first check whether op
erating conditions violate the restrictions in this table.
Restriction Restriction
At heating and cooling
control
At ON/OFF control
At AT execution
At reset
Items marked by a x" indicate combinations of conditions that are not acceptable during AT execu
tion.
Inoperable or Invalid Functions
AT Execution Limitter Function
40%AT

Manipulated variable
MV change rate
MV change rate

Manipulated variable
MV change rate
Other
Parameter setting