The control circuit is composed of S7-300 PLC (cpu 313c-2, 16 input points, 16 output points), triangular frequency converter (FR-A740), water pressure sensor (PTH501F), and float type liquid level switch (ZC-PP52I) and other control equipment.
The control circuit is composed of S7-300 PLC (cpu 313c-2, 16 input points, 16 output points), triangular frequency converter (FR-A740), water pressure sensor (PTH501F), and float type liquid level switch (ZC-PP52I) and other control equipment.<br>