Omron E5EK DEVICENET User Manual page 136

CHAPTER 8 TROUBLESHOOTING
8.4 Checking Operation Restrictions
8--6
With the E5EK-DRT controller, auto-tuning sometimes does not oper-
ate depending on the way functions are combined. The table below
summarizes the main operating restrictions.
If the E5EK-DRT controller is not operating properly, first check
whether operating conditions violate the restrictions in this table.
Restriction Restriction
AT Execution
At heating and
cooling control impossible
Execution
At ON/OFF control
impossible
At AT execution
Execution
At stop
impossible
Inoperable or Invalid Functions
Limiter Function
40% AT
Manipulated variable
MV change rate
MV change rate
Manipulated variable
MV change rate
Other
Parameter setting