Yokogawa Data Acquisition with PID Control CX2000 User Manual

Page 214

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5-5

IM 04L31A01-01E

Program Control Related Setup Operations

5

5.4

Program parameter setting > Pattern start setting

This section explains the procedures for setting the start SP and conditions for starting
the operation.

Procedure

Opening the Setting Display

Press the keys in the following sequence:

MENU key

(switch to the setting mode (control)) >

#7 soft key

(select [Program-

control parameters]) >

#1 soft key

(select [Program parameter setting]) >

#3 soft key

(select [Pattern start setting])

Setup Procedure

1. Use the

arrow keys

to move the cursor (blue) to the item box you wish to change.

A soft key menu is displayed at the bottom of the display.

2. Press the

soft key

corresponding to the value you wish to select.

The box for the item you changed turns yellow, and the cursor moves to the next item.

3. Repeat steps 1 and 2 to change the value of all the items you wish to change.
4. Press the

DISP/ENTER key

to confirm the changes.

The boxes for the items you changed turn from yellow to white, and the cursor
returns to the first item box.

Setup Items

Pattern start setting

• Pattern number

Displays the pattern number selected in the pattern initial settings.

• Start target setpoint

Set the start SP, a starting condition, in the range of “EU (0.0% to 100.0%)” (initial value
is 0%) of the measurement span. The values can be copied and pasted using soft keys.
Only the loops that are set as follows are displayed: [Control] > [#1 Control action,
Input setting] > [Control mode] to a mode other than [Off] and [Program control] to
[On] and [Setting mode (Control)] > [#7 Program control parameters] > [#1 Program
parameter setting] > [Pattern initial setting ] > [Action loop] to [On]. During cascade
control, even-numbered loops within the same terminal block are not displayed.

• Start code

Select the operation start condition from the following. However, only the possible
loop conditions are displayed.
Starting target setpoint start, PV1 to PV 6 ramp-prioritized PV start, time-prioritized
ramp start (not displayed for segment time ramp setting method)

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