To interact with real world some serious hardware is needed. Such a hardware needs a housing and place where to connect all these wires - yes serious wiring is required! That's what most believers in IoT keeps forgetting.
My favorite controller comes from Siemens - it's very simple, yet very robust. It has an ethernet connection and wide range of I/O alternatives. It comes with free programming tool written in Java thus it's platform independent.
Here how is look when completed:
Vital information is shown on the display. Meaning in English is:
My favorite controller comes from Siemens - it's very simple, yet very robust. It has an ethernet connection and wide range of I/O alternatives. It comes with free programming tool written in Java thus it's platform independent.
Here how is look when completed:
Vital information is shown on the display. Meaning in English is:
- Level 93%
- Time since last pumping
And all begins like shown below. On the left side power supply module is located, right to it is controller itself with two additional extension modules. On bottom terminals and relays are located.
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