RF Capacitance Level Meter for Liquid & Corrosive Liquid Measurement at Normal Temperature and Pressure
Empowering Global Industry with Advanced Precision Technology
Simple structure with no moving parts, low failure rate and long service life.
Adaptable to various media, including liquids, powders and granular materials.
Resists adhesion of sticky media, ensuring stable measurement.
Excellent anti-interference ability, suitable for harsh working conditions.
Wide measuring range and easy installation.
Low maintenance cost for long-term operation.
Introduction
Technical Parameters
Design features
Product Features and Model Parameters
High Precision & Stability: Adopts RF capacitance detection with temperature drift compensation; accuracy up to ±0.25%/±0.5% F.S., unaffected by medium density, temperature, pressure, or vessel shape.
Wide Media Compatibility: Works for conductive (acids, alkalis, brines) and non-conductive (oils, solvents, liquid CO₂) liquids, plus granular solids (fly ash, cement).
Extreme Process Conditions:
Temp: -70°C to +250°C (PTFE probe; special up to 1000°C).
Pressure: Vacuum to 32 MPa (high-pressure models available).
Corrosion Resistance: Probe in 316 SS/PTFE; aluminum alloy housing with stainless steel fittings.
Smart & Multi-output: Local LCD; 4-20mA, HART, RS485; on-site 3-key calibration (zero/span/damping).
Safety & Reliability: Exib IIB T6/Exia IIC T6 explosion-proof; IP67 protection; over-current/over-voltage/reverse polarity protection.
Compact & Easy Installation: Lightweight (≤2 kg for high-pressure models); top-mounted, minimal maintenance.
Antenna material
PTFE
Measuring range
0-1m
Process connection
Thread
| Typical application | Liquid, corrosive liquid, etc. |
| Product model | NYRD-3051 |
| Antenna form | rod type |
| Antenna material | PTFE |
| Measuring range | 0-1m |
| Power supply | 24VDC |
| Signal output | 4…20mA+HART |
| Process temperature | 0～100℃ |
| Circuit temperature resistance | -40～+80℃ |
| Process pressure | -0.1～1.6MPa |
| Process connection | Thread |
| Time delay | Continuously adjustable 0～30 s |
| Power loss protection | High and low mode, adjustable on site |
| Electrical interface | M20×1.5, ½" NPT |
| Protection grade | IP65、IP67、IP68 |
| Explosion-proof grade | Exia II CT6 Ga, Exd II CT6 Gb |
Main Functions
Real-time continuous liquid level detection and accurate value output
On-site zero, span and damping parameter calibration
Local LCD display for real-time level reading
Multi-signal output: 4-20mA, HART and RS485 Modbus communication
Over-voltage, over-current and reverse polarity protection
Automatic temperature drift compensation to ensure stable measurement
High/low level alarm switch output (optional)
Explosion-proof & dustproof design for harsh industrial environments
Adapt to conductive, non-conductive liquids and granular solid materials
Remote parameter setting and data query via communication protocol
Application Scenarios
Petrochemical Industry Suitable for measuring oil, chemical solvents, acids, alkalis and other media in oil tanks, reaction kettles and storage vessels.
Water & Wastewater Treatment Level monitoring for sewage pools, clean water tanks, dosing tanks and sludge tanks.
Power Plant Liquid level measurement of condensate tanks, chemical agent tanks and ash silos in thermal power plants.
Food & Beverage Measurement of beverages, syrup, edible oil and raw material tanks in food processing production lines.
Pharmaceutical Industry Level detection for liquid medicine, solvent and fermentation tanks with strict anti-corrosion requirements.
Metallurgy & Building Materials Monitoring granular materials like cement, fly ash and mineral powder in silos and bunkers.
Coal & Mining Liquid and bulk solid level measurement for mine storage tanks and material bins.
General Industrial Storage Various conventional storage tanks, intermediate tanks and small containers for industrial production.
RELATED PRODUCTS
The RF capacitance level meter realizes stable and reliable continuous level measurement for diverse liquid and solid media.
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Tailored products to meet your complex working conditions.
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RF Capacitance Level Meter for Liquid & Corrosive Liquid Measurement at Normal Temperature and Pressure
Shaanxi NuoYing Automation Instruments Co., Ltd.
Product
Contact Us
+86 182 1004 9286
+86 182 1004 9286
+86 182 1004 9286
Block V5, Ronghao Industrial Town, Gaoling District, Xi'an, Shaanxi, China.
