WIKA CS4L - Manual (Page 49)

Operating Instructions Temperature Indicating Controller CS4H / CS4L
V1.1 • 05/2006 - 49 -
10.3 Control
Problem Presumed cause and solution
Process variable (tem-
perature) does not rise. • The sensor is out of order.
Replace the sensors.
• Is sensor terminal or control output terminal securely mounted to the
instrument terminal?
Mount them securely.
• Is wiring of sensor terminal or control output terminal correct?
Wire them correctly.
If the control output
remains ON status. • OUT1 low limit value is set to 100 % or greater in Auxiliary function set-
ting mode 2.
Set the value appropriately.
If the control output
remains OFF status. • OUT1 high limit value is set to 0 % or less in Auxiliary function setting
mode 2.
Set the value appropriately.
If any unexplained malfunctions occur, make inquiries at our agency or us.
11. Character table
[Main setting mode]
Character Setting item Default value Data
SV1 0 °C
SV2 0 °C
[Sub setting mode]
Character Setting item Default value Data
AT setting Cancellation
Auto-reset setting
OUT1 proportional band setting 10 °C
OUT2 proportional band setting 1.0 times
Integral time setting 200 s
Derivative time setting 50 s
ARW setting 50 %
OUT1 proportional cycle setting 30 s or 3 s
OUT2 proportional cycle setting 30 s or 3 s
A1 setting 0 °C
A2 setting 0 °C
HB (Heater burnout alarm) setting 0.0 A
LA (Loop break alarm) action time setting 0 minutes
LA (Loop break alarm) action span setting 0 °C