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2.11.3 Controller
The screen is mostly for the experienced user with knowledge of a Control system to do PID
controller tuning. For mostly of the user there is no need to adjust any parameters on the
screen.
1 kp constant of PID controller.
2 ki constant of PID controller.
3 kd constant of PID controller.
5 Button to reset the PID parameter to default value.
6 Temperature controller simulation:
To simulate PID control with the modified kp; ki and kd values.
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2.12 Settings Menu
2.12.1 General
1 To change the device name.
2 Select User interface language.
3 Select device time zone.
4 Set unit of flow rate.
5 Data down sampling algorithm.
- Average: All data points in every 15 minutes block will average and plot as single point.
- LTTB: The algorithm will keep all peak and valley of the graph and try to plot graph with
the same shape of original data point before down sampling as possible.
6 To enable / disable auto restart when short power failure happen. Power failure duration can
be specified for auto restart.
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