YOKOGAWA UP150 - Ascending Gradient (Ramp) Program Start

IM 05C01F12-41E
24
3.Letting the controller start from the current PV and run according to ramp settings defined for
segment 1
Controller Settings
Set the STC (Start Code) program parameter to “1”.
(1) If segment 2 is a soak segment
Program operation starts from any of the points A (SSP) to C. For other information, see the following
table.
Program pattern
PV
1
2
3
4
5
C
B
A(SSP)
Seg.1 Seg.2 Seg.4 Seg.5Seg.3
Time
Example Where Segment 2 is a Soak Segment
The starting point of program operation is determined by where the measured input value (PV) is
located at the time the operation starts.
Starting point of
program operation
Measured input value (PV) at startup of
program operation
C
C
C
B
A (SSP)
1
2
3
4
5