Star Sensor Manufacturing Co., Ltd
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CYW03Y Piezoresistive Osmometer Range 0~100kPa~4MPa Output 4~20mA, RS485 Accuracy 0.1%FS, 0.25%FS
CYW03Y piezoresistive osmometer is designed by our company for pore water pressure measurement application, with excellent quality and high cost performance, it is an ideal product for monitoring the anti-seepage effect, seepage around the dam, leakage status and soil infiltration line.
| Base parameters | |
| Measuring medium | Water (H2O) or liquids compatible with contact materials |
| Measuring range | 0~100kPa~4MPa (see range selection table for details) |
| Media temperature | -40～60℃ |
| Response frequency | Analog signal output≤ 50Hz, digital signal output ≤5Hz |
| Stable performance | ± 0.1% FS/year |
| Overload capacity | 200% full scale |
| Temperature drift | ±0.01%FS/°C (temperature compensation range) ±0.05%FS/°C (outside temperature compensation range) |
| Degree of protection | IP68 |
| Overall weight | Probe≈ 290g cable≈60g per meter |
| On-time | 20ms |
| Resolution | Analog output 0.01%FS, digital output 0.05%FS |
| Output power | |
| Output signal | 4~20mA,RS485 |
| Power supply range | 9～36VDC,3～5VDC |
| Maximum power | |
| 4~20mA | ≤0.02Us(W) |
| RS485 | ≤0.015Us(W) |
| Load characteristics | |
| Current type | Load ≤ {(Us-7.5)÷0.02}Ω(Us=Supply voltage) |
| Environmental conditions | |
| Ambient temperature | -40～85℃ |
| Ambient humidity | 0%~95%RH(no condensation, no condensation) |
| Overall material | |
| diaphragm | 316L stainless steel (contact with the medium to be measured) |
| enclosure | 304 stainless steel (contact with the medium to be measured) |
| Seals | Nitrile rubber (contact with the medium to be measured) |
| Cable | Polyethylene φ7.2 gas cable (contact with the measured medium) |
| Permeable stone | Emery (contact with the medium to be measured) |
| Mechanical stability | |
| Seismic performance | 10g(20… 2000Hz) conforms to IEC60068-2-6 standard |
| Impact resistance | 500g/ms conforms to IEC60068-2-27 standard |
| Electrical protection | |
| Short-circuit protection | perpetual |
| Anti-polarity protection | No damage, but not working |
| Insulation resistance | ≥100MΩ,500VDC |
| Dielectric strength | 500VAC |
| Output limits | |
| 4-20mA | Output min. 2.5mA and output max 26mA |
| RS485 | Output minimum 0, output maximum 2000 |