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LPD-310C high performance capacitive liquid level meter
Harsh, demandingFlowing liquidLevel measurement
LPD-310C capacitive input liquid level meterYesBased on the principle that the measured static pressure of a liquid is proportional to the height of the liquid, adoptHigh-performance ceramic capacitor isolation diaphragm, with full welding process, output after circuit processingAfter temperature compensation and linear correction, it is converted into a standard4-20mA or other different standard electrical signals.featuresHigh measurement accuracy, long-term reliability, air tightness, surge resistance, on-site programming display, and diversified information output, resistant to acid, alkali and corrosion,Can meet most demanding measurement needs.
The LPD-310C capacitive input liquid level gauge is based on the principle that the measured liquid static pressure is proportional to the height of the liquid. It uses advanced isolated diffused silicon sensitive elements or ceramic capacitive pressure sensitive sensors to convert the static pressure into an electrical signal, and then through the temperature Compensation and linear correction are converted into standard electrical signals (generally 4~20mA/1~5VDC). It is a liquid level meter widely used in mechanical engineering and automatic control. It can be connected to meters, recorders, computers, PLC program controllers or alarms, etc.
■ measuring range:0-200m
■ Comprehensive accuracy: ±0.1%FS
■ Probe material: stainless steel (optional coating of PP, PTFE)
■ Operating temperature: -40 to 125°C
■ Overload pressure: 150% FS
■ Burst pressure: 200% FS
■ Output: 4-20mA, Hart, RS485, etc.
■ Process connection: threaded, flanged
■ Protection level: electrical part IP65 (optional IP68)
■ Explosion protection: ExdIICT6, NEPSI
■ Service life:>1*10^8 pressure cycle
| Compatible Media | Suitable for viscous, weakly acidic, weakly alkaline, fluid liquids containing scale or magnesium |
| Measuring Range | 0-200m |
| Overall Accuracy | ±0.1%FS, ±0.25%FS, ±0.5%FS |
| Repeatability | ≤ ±0.1% FS/year |
| Zero-point Thermal Drift | ±0.02FS/℃ |
| Display | Explosion-proof glass cover with LED display |
| Input Voltage | 12-36V DC |
| Output | 4-20 mA, HART, RS-485, Modbus RTU |
| Operating Temperature | -40-125℃ |
| Overload Pressure | 150%FS |
| Burst Pressure | 200%FS |
| Ambient Temperature | -40-80℃ |
| Response Time | <1 ms (10...90% FS) |
| Sensor type | Ceramic capacitor isolation diaphragm (AL203 content 96%) |
| Isolation diaphragm filling fluid | |
| Wetted Material | Stainless steel 316L (optional coated with PP, PTFE) |
| Cable material | Polyurethane, PTFE |
| Protection Rating | Electrical: IP65 (IP68 optional) |
| Electrical Connection | Terminals |
| Electrical Protection | Overload/Reverse Polarity Protection |
| Seal | O-ring, laser-welded |
| Mounting Type | Threaded, Flanged |
| Explosion-proof Class | ExdIICT6,NEPSI |
Application Areas:
■ LPD-310C capacitive input liquid level meterSuitable for continuous or limit measurement of liquid or solid material level. Suitable for industrial applications such as electric power, metallurgy, chemical industry, food, brewing, pharmaceuticals, machinery and equipment, sewage treatment, boiler steam drums, etc.

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