WIKA CF2S User Manual

Page 22

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Operating Instructions Temperature Indicating Controller CF2S

V1.2

08/2004 - 22 -

(6) Program mode

In PV/SV display mode, if the

key is pressed for approximately 3 seconds while

the

key is being pressed, the Program mode can be selected.

The setting value can be increased or decreased by pressing the

and

keys.

If the

key is pressed, the setting value is registered and the next setting item is selected.

As to the setting values of the step 1 to 7, each setting value for setting value memory
number 1 to 7 set during the Fixed value control is assigned respectively. For example,
values in memory number 1 are assigned to the values for step 1, and number 2 for step 2.
If the Pattern end output is designated and the program control is performed,
the Pattern end output is turned on when the program is completed.
When the Pattern end output is on and if the

key is pressed, the Pattern end

output is turned off. If the

key is pressed again, the program will be performed.

If some steps are unnecesary, set the times 00.00 for the step numbers not used.

Program Example

Step number (Setting
value memory number)

1

2

3

4

5

6

7

Main setting value

500

500

1000

1000

200

200

100

Proportional band

2.0

1.8

2.0

1.8

2.5

1.8

2.0

Integral time

180

80

180

80

200

80

200

Derivative time

30

20

30

20

50

20

50

Proportional cycle

30

30

30

30

30

30

30

Alarm 1

2

5

2

5

10

0

5

Alarm 2

2

5

2

5

10

0

5

Step time

00:30 01:00 00:40 01:00 02:00 00:30 01:00

PV/SV display mode

Actual

Main setting

temperature value

+

for approx. 3s

Program control change

Control form is changed between Fixed value and Program.

Setting value of

fixed value control

In Fixed value control, if the

key is pressed,

the mode will revert to the PV/SV display.

(Fixed value control)

Fixed value control

Program control

[Factory adjusted as Fixed value control]

Following display is available only when Program control.

0

500

1000

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