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Intelligent Capacitive Liquid Level Sensor
Measures liquid or solid particle level with measuring range 50–2000 mm (up to 6000 mm with protective pipe), accuracy ±3 mm or 0.5–1.0% by range, and outputs: 4-20 mA, 0-5 V, RS485, CAN. Suitable for sewage, oil, high-viscosity, easy-crystallization and foam media in sanitation vehicles, septic tanks, pressure vessels, reaction kettles, oil tank trucks and chemical plants.
- Accuracy
- ±3 mm (L<300 mm); 1.0 (300<L≤700 mm); 0.5 (700<L≤2000 mm)
- Measuring range
- 50–2000 mm; up to 6000 mm with protective pipe (D51/D52); up to 10 m (D53)
- Output signal
- 4-20 mA / 0-5 V / RS485 / CAN; D52: 4-20 mA 2-wire or 3-wire
- Process connection
- Thread M20×1.5; M27×2 with protective pipe; flange optional for D52
- Automatic calibration and adaptation to medium changes
- Resists condensation, bubbles, steam, pollution and adhesion
- No moving parts; high reliability and low maintenance
- Withstands up to 250 °C and 4 MPa (model dependent)
- Long-term stability 0.1% FS/year
Specifications
YW02-D technical data
| Parameter | Value |
|---|---|
| Model variants | YW02-D51 / YW02-D52 / YW02-D53 / YW02-D54 / YW02-D55 |
| Measuring range | 50–2000 mm; up to 6000 mm with protective pipe (D51/D52); up to 10 m (D53) |
| Accuracy | ±3 mm (L<300 mm); 1.0 (300<L≤700 mm); 0.5 (700<L≤2000 mm) |
| Output signal | 4-20 mA / 0-5 V / RS485 / CAN; D52: 4-20 mA 2-wire or 3-wire |
| Power supply | 12–28 VDC (4-20 mA); 4.5–36 VDC (0-5 V/RS485/CAN); D52 2-wire 18–36 VDC; D52 3-wire 12–28 VDC |
| Process connection | Thread M20×1.5; M27×2 with protective pipe; flange optional for D52 |
| Wetted materials | Pole FEP; fixing screw SUS304 |
| Protection rating | IP68 (D51/D54); IP65 (D52) |
| Medium temperature | -40–85 °C (D51 A/B); -40–120 °C (D51 C/D52) |
| Pressure range | -0.1–2.5 MPa (D51/D52); -0.1–4 MPa (D53); -0.1–0.6 MPa (D54); -0.1–0.1 MPa (D55) |
| Long-term stability | 0.1% FS/year |
| Temperature drift | <0.02% FS/°C (-40 to 80 °C) |
Applications
Where the YW02-D is used
Ordering
Terms & how ordering works
- MOQ
- 1 pc (flexible, no minimum for most products)
- Lead time
- 2-3 days for in-stock items, 15-30 days for custom orders
- Warranty
- 12-month warranty on all products
- Shipping
- FOB Ningbo / CIF available
- 01
Send Requirements
Medium, range, output and quantity.
- 02
Quote in 12h
Matched model, price and lead time.
- 03
Pre-shipment Check
Every unit inspected against spec.
- 04
Ship FOB / CIF
Export documents handled for you.
Request a Quote
YW02-D Intelligent Capacitive Liquid Level Sensor
Sales engineer replies within 12 hours
Or WhatsApp +86-15958288207
YW02-D questions
What ranges are available for the YW02-D?
What is the MOQ and lead time?
Can the YW02-D be customized?
Do you manufacture this transmitter?
Need the right intelligent capacitive liquid level sensor for your process?
Send the medium, range, output, and quantity. We will confirm the matching option and a FOB Ningbo quote.




