Research Article
Cement Slurry Plugging Law and Optimal Plugging Flow Rate at a High Hydraulic Gradient
Table 2
Parameters of the pressure sensor and electromagnetic flowmeter.
| Types | Pressure sensor | Electromagnetic flowmeter | Paperless recorder |
| Product number | PCM350 | MIK-R 9600 | OHR-F804 | Power supply | 24 VDC | 220 VDC | 220 VDC | Output signal | 4–20 mA | 4–20 mA | — | Measuring medium | Liquid | Water, oil, slurry | — | Precision | 0.5%FS | 1.0% | 0.5% |
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