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WIKA CS4L User Manual

Page 19

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Operating Instructions Temperature Indicating Controller CS4H / CS4L

V1.1

05/2006

- 19 -

5.2 Main setting mode

If the MODE key is pressed, main setting mode is selected.
The setting value (numeric value) can be increased or decreased by pressing the

or

key.

If the MODE key is pressed, the setting value is registered and the controller will revert to the PV/SV
display mode.

SV1 [ ]
• Sets SV1.
• Setting range: SV low limit to SV high limit or

Scaling low limit value to Scaling high limit value

• Default: 0 °C

SV2 [

]

• Sets SV2.
• Setting range: SV low limit to SV high limit or

Scaling low limit value to Scaling high limit value

• Default: 0 °C


5.3 Sub setting mode

By pressing the MODE key while holding down the

key, Sub setting mode can be selected.

The

or

key increases or decreases the setting value (numeric value).

By pressing the MODE key, setting value is registered and the next setting item is selected.

AT setting/ Auto-reset setting [

/

]

• Sets AT (Auto-tuning) or Auto-reset (offset correction).
• Auto-reset can be performed only during PD and P action.

(Not available for PID, PI and ON/OFF action)

• Default: Both Auto-tuning and Auto-reset Cancellation
[Auto-tuning]
• If the auto-tuning performance is designated, AT indicator blinks and the controller reverts to the

PV/SV display mode.

• After auto-tuning ends, AT indicator is turned off and P, I, D and ARW values are automatically

set.

• During auto-tuning, none of the settings can be performed.
• If the auto-tuning is released during the process, P, I, D and ARW values revert to their former

value.

• If the

OUT

/

OFF

key is pressed during auto-tuning, control output OFF function is activated, and if the

OUT

/

OFF

key is pressed again, PID auto-tuning is cancelled.

[Auto-reset]
• If the auto-reset is performed, offset correction immediately starts and the controller reverts to

the PV/SV display mode. (The corrected value is automatically set and AT indicator blinks)

• During 4 minutes of auto-reset performing, other settings cannot be performed to prevent key

misoperations.

• After auto-reset ends, AT indicator is turned off and all settings can be carried out.

OUT1 proportional band setting [ ]
• Sets OUT1 proportional band.

ON/OFF action when set to 0 or 0.0.

• Setting range: 0 … 1000 °C (0 … 2000 °F)

With a decimal point: 0.0 … 999.9 °C (0.0 … 999.9 °F)
DC input: 0.0 … 100.0 %

• Default: 10 °C
OUT2 proportional band setting [

]

• Sets OUT2 proportional band.

ON/OFF action when set to 0 or 0.0.

• Not available when 2. control output (option) is not applied or when OUT1 is ON/OFF action
• Setting range: 0.0 … 10.0 times (multiplying factor to OUT1 proportional band)
• Default: 1.0 times

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