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Ultrasonic Level Meter
Ultrasonic level meter for non-contact measurement of liquid and solid material levels. Supports measuring ranges from 5 m to 60 m (integrated) or 70 m (separate), with 0.5%–1.0% accuracy, 3 mm or 0.1% resolution, 4–20 mA output and optional relay/RS485/RS232. Typical applications include tanks, pools, and material bins requiring reliable level monitoring without touching the medium.
- Measurement accuracy
- 0.5%–1.0%
- Measuring range
- 5 m, 10 m, 15 m, 20 m, 30 m, 40 m, 50 m, 60 m (integrated); 5 m, 10 m, 15 m, 20 m, 30 m, 40 m, 50 m, 60 m, 70 m (separate)
- Analog output
- 4–20 mA; 2-wire 250 Ω load, 4-wire or separate 510 Ω load
- Power supply
- 24VDC standard; 220V AC±15% 50Hz optional; separate standard 220V AC±15% 50Hz, optional 24VDC 120mA, customized 12VDC or battery powered
- Non-contact level measurement for liquid and solid materials
- English LCD display with simple three-button menu settings
- 4–20 mA analog output; optional relay and RS485/RS232
- Integrated display instrument IP66 and probe IP68
- Measuring ranges 5–60 m integrated, 5–70 m separate
- Optional relay output with programmable alarm state
Specifications
YW03 technical data
| Parameter | Value |
|---|---|
| Measuring range | 5 m, 10 m, 15 m, 20 m, 30 m, 40 m, 50 m, 60 m (integrated); 5 m, 10 m, 15 m, 20 m, 30 m, 40 m, 50 m, 60 m, 70 m (separate) |
| Measurement accuracy | 0.5%–1.0% |
| Resolution | 3 mm or 0.1% (whichever is greater) |
| Display | English LCD |
| Analog output | 4–20 mA; 2-wire 250 Ω load, 4-wire or separate 510 Ω load |
| Relay output | 2 groups (AC 250V/8A or DC 30V/5A) optional, state programmable; separate type: 2 groups single channel, 4 groups double channels optional |
| Power supply | 24VDC standard; 220V AC±15% 50Hz optional; separate standard 220V AC±15% 50Hz, optional 24VDC 120mA, customized 12VDC or battery powered |
| Communication | RS485 / RS232 (optional, on request) |
| Ambient temperature | Display instrument: -20–+60 °C; Probe: -20–+80 °C |
| IP grade | Display instrument: IP66, probe: IP68; separate display instrument: IP65, probe: IP68 |
| Probe cable | Integrated: none; separate: 10 m standard, 100 m available |
| Probe thread | M48×2 or G2, M60×2 or G2, M78×2, M108×2 |
Applications
Where the YW03 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
YW03 Ultrasonic Level Meter
Sales engineer replies within 12 hours
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YW03 questions
What ranges are available for the YW03?
What is the MOQ and lead time?
Can the YW03 be customized?
Do you manufacture this transmitter?
Need the right ultrasonic level meter for your process?
Send the medium, range, output, and quantity. We will confirm the matching option and a FOB Ningbo quote.




