Yokogawa Data Acquisition with PID Control CX2000 User Manual

Page 66

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IM 04L31A01-01E

When changing the final SP of the segment
You can change the final SP during the hold operation. The ON/OFF time of the time
event and the segment time are prolonged by the amount of time the operation is held.

Hold period

(Timer stopped)

Delay for the amount of time
the timer was stopped

Final SP

Time event

ON

OFF

SEG1

SEG2

SEG3

SEG4

SEG5

Pattern after the

setpoint is changed

Target SP

changed

Pattern before the
setpoint is changed

Note

When changing the final SP with the segment time ramp rate assignment method, the
segment time is also changed. The time event's event timer is not changed.

When increasing or decreasing the remaining segment time
You can increase or decrease the remaining segment time during the hold operation.
If the remaining segment time is increased or decreased during the hold operation, the ON/
OFF time and remaining segment time is automatically adjusted by the amount of time the
operation is held and the amount of time the segment time is increased or decreased.
• Example in which the remaining segment time is increased

SEG1

SEG2

SEG5

SEG4

SEG3

Remaining segment

time increased

Final SP

ON

OFF

Time event

Hold period

(Timer stopped)

Delay for the amount of time
the timer was stopped

Pattern after the
remainig
segment time is
increased

Pattern before the
remaining
segment time is
increased

• Example in which the remaining segment time is decreased

SEG1

SEG2

SEG5

SEG4

SEG3

Final SP

ON

OFF

Time event

Hold period

(Timer stopped)

The time event also decreases by the amount
the remaining segment time was decreased.

Delay for the amount of time the timer was stopped

Pattern after the remaining
segment time is decreased

Pattern before the
remaining
segment time is
decreased

Remaining segment time
decreased

1.11 Program Control Related Settings

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