Controlling The Program - Omron E5CN-HT User Manual

Program-related Functions
Changing Parameters

4-15-2 Controlling the Program

Advance (adv)
Hold (hold)
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• If the rate of rise is changed during a segment, both the slope of the
present SP and the segment time for the ramp period will change.
Set point
After change
Point of
change
Before change
Before change
Segment N
After change Segment N
• If the SP is changed during a segment, the segment time for the ramp
period will change.
• If the time is changed during a segment, the segment time for the soak
period will change.
• An advance operation moves the program to the start of the next seg-
ment.
• An advance operation moves the program forward to the end of the
present segment each time the Advance parameter is set to ON. The
Advance parameter turns OFF after the next segment has been reached.
• The advance operation cannot be used during reset status, during
standby status, during auto-tuning, and when the Operation End Opera-
tion parameter is set to Continue.
• A hold operation stops the program that is being executed.
• The timer is stopped when the Hold parameter is set to ON and restarts
when the Hold parameter is set to OFF.
• The hold status is cleared under the following conditions: The Hold
parameter is set to OFF (hold cleared), the Run/Reset parameter is
changed (to Run or to Reset), or the program operation is completed as a
result of an advance operation.
• If an advance operation is executed during a hold, the hold is continued
from the beginning of the next segment.
• The hold operation cannot be used during reset status, during standby
status, during auto-tuning, and when the Operation End Operation param-
eter is set to Continue.
• During hold status, hold will alternate with the normal value on the No. 2
display if the PV is displayed on the No. 1 display. The alternating display
will stop when the hold status is cleared.
Segment N+1
Segment N+1
Section 4-15
Time