122-28176 Parallax Inc, 122-28176 Datasheet - Page 295

• Manufacturer Part Number: 122-28176
• Description: GUIDE STUDENT PROCESS CONTROL
• Manufacturer: Parallax Inc

Specifications of 122-28176

• Accessory Type: Manual
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: Propeller Education (PE) Kit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

Run #1: Kp = 0.5
Run #2: Kp = 1.0
Run #3: Kp = 2.0
Run #4: Kp = 0.1
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Connect and plot with the following setting to find the 50% bias temperature:
Set the system setpoint to the current temperature, rounding to the nearest whole
temperature (96.9 = 97).
Click the "Mid" button to scale to plot.
Set Kp = 0.5
NOTE: Text box values are not updated until you press "Enter", or move to
another control.
Turn on fan and run until the temperature drops 5 °F, then turn off.
Monitor the control action until fairly stable.
Set Kp = 1.0
Enable cooling for a 5 °F disturbance.
Monitor the control action until fairly stable.
Set Kp = 2.0
Enable cooling for a 5 °F disturbance.
Monitor the control action until fairly stable.
Set Kp = 0.1
Set Band = 5
Enable cooling for a 5 °F disturbance.
Monitor the control action until fairly stable.
Upper Temp:
Lower Temp:
Setpoint:
Band (+/−):
Time:
Kp, Ki, Kd:
%Bias:
120
70
101.5
2
1
0
50