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+86 189 8978 2810

803F Armored PTFE Anti-Corrosion Submersible Level Transmitter

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PTFE anti-corrosion submersible level transmitter

Suitable for strong corrosive liquids

Optional LCD digital display version

4–20mA and RS485 output available

IP68 waterproof construction

Customizable measuring range and cable length

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Application

Chemical Processing Plants

Provides reliable liquid level measurement in chemical production environments, with excellent resistance to corrosive media such as acids, alkalis, and chemical solutions.

Industrial Liquid Storage Tanks

Suitable for monitoring storage tanks containing industrial liquids, ensuring accurate level control and stable operation in harsh working conditions.

Wastewater Treatment Systems

Designed for sewage and wastewater applications, offering long-term measurement stability in environments with moisture, impurities, and corrosive substances.

Acid & Alkali Liquid Level Monitoring

The PTFE probe and cable provide strong chemical resistance, making the transmitter ideal for measuring aggressive liquids and highly corrosive media.

Environmental & Process Monitoring Systems

Delivers accurate and continuous level data for environmental monitoring, industrial automation, and process control applications requiring high reliability.

Description

Description Background

The 803F Armored PTFE Submersible Level Transmitter is designed for accurate liquid level measurement in corrosive and demanding industrial environments. It features a corrosion-resistant ceramic sensing core, PTFE probe and cable, providing excellent resistance to acid, alkali, and harsh chemical media. The durable 2088 armored housing offers enhanced mechanical protection, while the built-in intelligent circuit board supports automatic temperature compensation, linear calibration, and strong anti-interference performance for stable and reliable signal output.

Calibrated with the Druck calibration system, the 803F delivers high measurement accuracy and efficient calibration performance. Its simple wiring design and easy installation structure allow quick deployment in various liquid level monitoring systems. Available in both standard transmitter and digital display versions, the series supports real-time on-site level indication for easier commissioning and maintenance. It is widely used in chemical plants, wastewater treatment, industrial process systems, and other applications requiring excellent corrosion resistance and long-term measurement stability.

Features

01DEPENDABLE
Equipped with a high-quality ceramic piezoresistive sensor core, featuring lower failure rates, higher transmission accuracy, and more precise liquid level measurement. It provides excellent resistance to acid and alkali corrosion.
Ceramic Piezoresistive Sensor Core
Ceramic Piezoresistive Sensor Core
02EFFICIENT
Built with an intelligent circuit board featuring automatic compensation and linear calibration, ensuring stable signal output and strong interference isolation for reliable operation.
Premium Electronic Components
Premium Electronic Components
03SECURE
Adopts a PTFE corrosion-resistant probe, offering superior resistance to strong acids, alkalis, and corrosive media, extending service life in harsh environments.
PTFE Acid & Alkali Resistant Probe
PTFE Acid & Alkali Resistant Probe
04CONVENIENT
Designed with a simple and clear wiring structure for convenient operation. The M6 threaded mounting hole design enables quick, secure, and hassle-free installation.
Easy Wiring & Installation
Easy Wiring & Installation

Technical Details

Product Type:

Submersible Level Transmitter

Product Model:

803F

Connection Material:

PTFE Anti-Corrosion Connection

Cable Material:

PTFE Anti-Corrosion Cable

Size:

See attached drawing

Type:

Armored PTFE Anti-Corrosion Level Transmitter

Operating Temperature:

-20°C to 80°C

Display Type:

Standard Version / LCD Digital Display Version

Measurement Range:

0–1m to 0–200m (Optional)

Accuracy:

±0.5% FS

Output Signal:

4–20mA / RS485 (Optional)

Power Supply:

12–36V DC

Pressure Type:

Gauge Pressure

Protection Rating:

IP68

Electrical Connection:

Direct Cable Output

Overload Capacity:

150% FS

Long-Term Stability:

≤0.2% FS/Year

Application Medium:

Corrosive Liquids, Acids, Alkalis, Chemical Solutions

Installation Method:

Submersible Installation

Display Unit:

Liquid Level Value Display (Digital Display Version)

Accessories

We reserve the right to make technical alterations without prior notice.
Dimension Drawing
803F Wiring diagram

What liquids can the 803F level transmitter measure?

The 803F is designed for corrosive liquids, including acids, alkalis, chemical solutions, wastewater, and other aggressive media compatible with PTFE and 316L stainless steel materials.

Does the 803F support a digital display version?

Yes. The 803F series is available in both standard transmitter and LCD digital display versions. The display version allows direct on-site liquid level monitoring.

What output signals are available?

Standard output is 4–20mA, with RS485 communication available for industrial automation and remote monitoring systems.

Is the 803F suitable for strong acid and alkali environments?

Yes. The PTFE-protected probe, cable, and connection structure provides excellent chemical resistance, making the transmitter suitable for strong acids, strong alkalis, and other highly corrosive liquids.

Are the cable and connection also corrosion-resistant?

Yes. In addition to the PTFE-protected sensing probe, the cable and process connection are also designed with anti-corrosion PTFE protection for improved durability in harsh chemical environments.

Can the measuring range be customized?

Yes. Different measuring ranges and cable lengths can be customized according to tank depth and application requirements.

What protection rating does the 803F have?

The transmitter features an IP68 protection rating, allowing long-term submerged operation in harsh environments.

How is the 803F installed?

The sensor is installed directly into the liquid for submersible level measurement. Proper cable fixing is recommended to ensure stable and accurate operation.

What industries commonly use the 803F?

The 803F is widely used in chemical processing, wastewater treatment, acid and alkali storage tanks, electroplating systems, pharmaceutical plants, and industrial liquid storage applications.

Does the 803F require regular maintenance?

Under normal conditions, the transmitter requires minimal maintenance. Periodic inspection and cleaning of the sensor surface are recommended for long-term accuracy.

Can the 803F be connected to PLC or SCADA systems?

Yes. With 4–20mA or optional RS485 output, the transmitter can be integrated with PLC, SCADA, DCS, and other industrial control systems.

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