WIKA CF2S - Manual (Page 26)

Operating Instructions Temperature Indicating Controller CF2S
V1.2 • 08/2004 - 26 -
6. Running
After the controller has been mounted to the control panel and wiring is
completed, it can be started in the following manner.
6.1 When using the CF2S as a Temperature controller
(1) Turn the power supply to the CF2S ON.
For approx. 2s after the power is switched ON, the type of sensor and the unit designated
in Sensor input designation (page 11) will be indicated on the PV display, and the rated
maximum value will be indicated on the SV display. See [table 6.1-1].
During this time, all outputs and LED indicators are in their OFF status.
After that, the display turns to the PV/SV display.
When the Control output OFF function is working, the item selected in the
[Display selection when control output is off] is displayed on the PV display.
(See page 26.)
[Table 6.1-1]
°C °F
Input
PV display SV display PV display SV display
K
J
R
B
PL-ll
N
S
E
T
C
Pt100
JPt100
Pt100
(2) Input the setting value, referring to Chapter 4. Operations (page 13ff).
When controlling by Fuzzy self-tuning PID action, designate [Perform] in the
Auto-tuning Perform/Cancel function to start the control in optimum conditions.
(3) Turn the load circuit power ON.
Starts the control action so as to keep the controlled object at the main setting value.
6.2 When using the CF2S as a Simplified program controller
(1) Turn the power supply to the CF2S ON.
For approx. 2s after the power is turned ON, the type of sensor and the unit designated in
Sensor input designation (page 11) are indicated on the PV display, and the rated maximum
value is indicated on the SV display. See [table 6.1-1].
During this time, all outputs and LED indicators are in their OFF status.
After that, the display reverts to the PV/SV display.
When the Control output OFF function is working, the item selected in Display
selection when control output is off is displayed on the PV display. (See page 26.)
(2) Input each setting value and each step time referring to Chapter 4. Operations (page 13ff).
Then the PV display will indicate the actual temperature and the status turns standby.