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HPT603 Submersible Liquid Level Transducer

The HPT603 Submersible Liquid Level Transducer delivers accurate and stable liquid level measurement in demanding industrial environments. Designed for water, wastewater, oil, chemical, and marine applications, it ensures reliable performance with IP68 protection and multiple output options. Ideal for tanks, borewells, and process systems, this sensor supports real-time monitoring and control, making it a dependable solution for modern industrial automation and smart fluid management systems.

Category Level Sensors
Brand Holykell
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Technical details and application highlights

Review the complete description, feature set, and specification details before sending your inquiry.

The HPT603 Submersible Liquid Level Transducer is engineered for precise and long-term liquid level monitoring in industrial and environmental applications. Designed for submersible use, this sensor provides highly accurate measurements in water, oil, chemical liquids, and wastewater systems. Its rugged construction and IP68 protection make it suitable for harsh environments, ensuring durability and consistent performance.

Key Features

  • High accuracy up to 0.25% F.S for precision measurement
  • Multiple output signals including 4–20mA, voltage outputs, and RS485 Modbus RTU
  • Wide measuring range up to 200 meters H2O
  • Excellent temperature compensation and low drift performance
  • Corrosion-resistant cable options for diverse media
  • Explosion-proof and certified for hazardous environments

Application

The HPT603 is widely used across industries requiring reliable liquid level monitoring. It is ideal for:

  • Oil & Gas storage tanks and drilling operations
  • Water and wastewater treatment plants
  • Chemical processing and storage systems
  • HVAC systems for fluid control
  • Food and beverage liquid storage monitoring
  • Marine ballast and fuel tanks
  • Vehicle fluid monitoring systems
  • Industrial process control and automation

Design & Functionality

This submersible level transducer uses advanced pressure sensing technology to measure liquid height based on hydrostatic pressure. Its sealed stainless steel construction protects internal components from moisture, corrosion, and mechanical stress. Flexible mounting options including threaded and flange connections allow easy installation across different tank types.

Total Crossed Beams

Engineered for consistent signal transmission, the sensor ensures stable output even in fluctuating pressure conditions, minimizing measurement errors in dynamic environments.

Beam Pitch Options

The design supports multiple configuration options for output and mounting, enabling compatibility with a wide range of industrial systems and control panels.

Intrinsic Synchronism

With integrated temperature compensation and low drift characteristics, the HPT603 maintains synchronized performance across varying environmental conditions, ensuring long-term measurement stability.

Operational Advantages

  • Reliable operation in submerged and harsh conditions
  • Fast response time for real-time monitoring
  • Low maintenance and long service life
  • Easy integration with PLC and SCADA systems
  • Suitable for continuous industrial use

Parameter

Details

Range0–0.5 m to 200 m H2O optional
Output4-20mA, 1-5V, 0-10V, 0.5-4.5V, RS485 Modbus RTU
Power Supply7-30VDC, 8-30VDC, 13-30VDC, 5VDC±5%, 3.5-36VDC
Pressure PortG1/2 male, M20×1.5 male, 1/4 NPT male, M10×1 male, flange/custom
Accuracy0.5% F.S standard, 0.25% F.S optional
Working Temperature-40°C to 80°C (non-corrosive media)
Temperature Compensation0°C to 50°C
Zero Temp Drift0.2%FS/°C (≤100kPa), 0.1%FS/°C (>100kPa)
FS Temp Drift0.02%FS/°C (≤100kPa), 0.01%FS/°C (>100kPa)
IP RatingIP68
Response Time≤10 ms
Cable OptionsPE (waterproof), PUR (oil resistant), FEP (anti-corrosive)
CertificationsCE, ExiaII CT6 Ga, ATEX, RoHS
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