TS202 Lightning-Protected Level Transmitter

Description

Product Overview

The TS202 Lightning-Protected Level Transmitter is engineered for accurate and stable liquid-level measurement in outdoor environments exposed to frequent lightning strikes and electrical interference. Designed for applications such as rivers, lakes, reservoirs, hydrological monitoring stations, and water conservancy facilities, it combines a high-precision pressure-sensing diaphragm with a dedicated high-current discharge circuit to enhance lightning resistance and measurement reliability.

With a measuring range from 1 mH₂O to 200 mH₂O, a 4–20 mA output, and an IP68 protection rating, the TS202 supports continuous level monitoring in demanding industrial and environmental conditions. Its strong electromagnetic interference resistance, reverse-polarity protection, and overload current limiting help maintain dependable operation in complex field installations.

Manufactured by Danrui Sensor (Suzhou) Co., Ltd., the TS202 benefits from the company's expertise in sensor R&D, precision manufacturing, and digitally traceable quality management.

Key Features and Advantages

1. Enhanced Lightning Protection

• Dedicated High-Current Discharge Circuit: Helps release lightning-induced surge currents and reduce the risk of instrument damage.

• Outdoor Application Design: Suitable for level monitoring in regions with frequent lightning activity, including exposed water infrastructure.

• Improved Operational Reliability: Designed to withstand challenging electrical conditions when installed with appropriate system-level surge protection and grounding.

2. High Measurement Accuracy and Stability

• Precision Pressure Sensing: Uses an imported high-precision pressure-sensing diaphragm for dependable measurement performance.

• Multiple Accuracy Options: Available with static accuracy specifications of ±0.25% FS or ±0.5% FS.

• Long-Term Stability: Specified drift is no greater than 0.25% FS per year.

• Wide Measurement Range: Supports liquid-level measurement from 1 mH₂O to 200 mH₂O, with additional range options subject to configuration.

3. Strong Anti-Interference Performance

• Electromagnetic Interference Resistance: Designed to resist interference from frequency converters, motors, and other electrical equipment.

• Standards Compliance: Electromagnetic interference performance complies with EN 50081-1/-2 as specified.

• Electrical Protection: Includes power-supply reverse-polarity protection and overload current limiting.

4. Durable Construction for Harsh Environments

• IP68 Protection: Designed for applications requiring high levels of protection against dust and water ingress, subject to the specified installation and immersion conditions.

• Stainless Steel Housing: Constructed from 1Cr18Ni9Ti stainless steel.

• Vibration and Shock Resistance: Designed to be insensitive to vibration and shock under specified operating conditions.

• Wear-Free Sensing Structure: No routine mechanical wear from moving sensing components, supporting long-term measurement stability.

5. Convenient Industrial Integration

• Standard 4–20 mA Output: Compatible with many industrial monitoring and control systems.

• Two-Wire Configuration: Simplifies wiring for suitable measurement loops.

• Flexible DC Power Supply: Operates from 9–30 V DC, typically 24 V DC.

• Customization Available: Measurement range, accuracy, environmental adaptability, housing configuration, and output options can be discussed for project-specific requirements.

Technical Specifications

Parameter	Specification
Model	TS202
Product Type	Lightning-Protected Level Transmitter
Measurement Range	0–1 mH₂O, 3 mH₂O, 5 mH₂O … 100 mH₂O, 200 mH₂O
Pressure Type	Gauge Pressure
Output Signal	4–20 mA
Power Supply	9–30 V DC; typically 24 V DC
Wiring	Two-wire system
Static Accuracy	±0.25% FS / ±0.5% FS
Long-Term Stability	≤0.25% FS/year
Temperature Error	0.2% FS/10°C
Protection Rating	IP68
Electromagnetic Interference	Complies with EN 50081-1/-2
Output Impedance	5 kΩ / 100 V DC
Insulation Resistance	≥500 MΩ / 100 V
Resolution	1/100,000 (as specified)
Housing Material	Stainless Steel 1Cr18Ni9Ti
Sealing Ring	Nitrile Rubber
Overload Pressure	200% of span
Destructive Overload	300% of span
Load Resistance	≤(U−15)/0.03 Ω or ≤(U−15)/0.02 Ω, depending on configuration

Note: Confirm the exact measurement range, accuracy grade, load-resistance calculation, dimensions, and electrical configuration with the manufacturer before ordering. The load-resistance formula depends on the selected specification.

Typical Applications

The TS202 is suitable for liquid-level monitoring across water management, environmental monitoring, and industrial process applications.

• River and Lake Monitoring: Measures water levels at outdoor hydrological monitoring points.

• Reservoirs and Water Conservancy Facilities: Supports continuous level monitoring in exposed installations.

• Flood Monitoring Systems: Provides level measurement for compatible monitoring and early-warning systems.

• Sewage Treatment Plants: Monitors liquid levels in treatment tanks and related infrastructure, subject to medium compatibility.

• Open-Tank Level Measurement: Suitable for compatible liquids stored in open tanks.

• Industrial Water Systems: Supports level measurement in applications exposed to electrical interference and demanding environmental conditions.

• Chemical Liquid Monitoring: May be used with compatible non-corrosive media; verify chemical compatibility before use with acids, alkalis, or other aggressive liquids.

Quality Assurance and Manufacturing

Danrui Sensor (Suzhou) Co., Ltd. specializes in the research, development, and manufacturing of pressure and differential pressure measurement instruments. The company combines precision testing equipment, digital manufacturing processes, and a traceable Manufacturing Execution System (MES) to support consistent production quality.

Key quality and manufacturing capabilities include:

• ISO 9001:2015 quality management system certification.

• ISO 14001:2015 environmental management system certification.

• ISO 45001:2018 occupational health and safety management system certification.

• Nearly 20 patents related to sensor and CE-TUV explosion-proof/flameproof technologies, as described by the company.

• Individual serial number tracking throughout assembly, testing, aging, and final inspection.

• Factory testing, accuracy calibration, high-temperature burn-in testing, and functional validation before shipment, according to the manufacturer's stated quality procedures.

These capabilities support product consistency, manufacturing traceability, and technical service for industrial measurement projects.

Customization Options

The TS202 can be configured or customized according to project requirements, subject to technical evaluation.

Measurement Parameters

• Measurement range and pressure span.

• Accuracy grade.

• Response time.

• Temperature drift compensation.

Environmental Adaptation

• High- and low-temperature requirements.

• Corrosion-resistant coatings.

• Electromagnetic shielding.

• Environmental protection requirements.

Mechanical Design

• Compact housing configurations.

• Customized housing shapes.

• Specialized mounting arrangements.

Output and Communication

• Standard 4–20 mA output.

• Optional 0–10 V output.

• RS485 communication.

• Custom interface development, subject to confirmation.

Frequently Asked Questions

Q1: What is the measuring range of the TS202?

The TS202 supports ranges from 1 mH₂O to 200 mH₂O, with specific range options including 1 mH₂O, 3 mH₂O, 5 mH₂O, and other available spans. Confirm the required range when ordering.

Q2: What power supply and output does it use?

The standard configuration uses a 9–30 V DC power supply, typically 24 V DC, and a two-wire 4–20 mA output.

Q3: Is the TS202 suitable for outdoor water-level monitoring?

Yes. Its dedicated lightning-protection circuit, IP68 enclosure rating, and electromagnetic interference resistance make it suitable for appropriately installed outdoor monitoring systems, including rivers, lakes, and reservoirs.

Q4: How does the transmitter help protect against lightning?

A dedicated high-current discharge circuit helps manage lightning-induced surge currents. Appropriate grounding, wiring practices, and external surge protection should also be considered according to the installation environment.

Q5: How is product quality controlled?

According to the manufacturer, each transmitter undergoes factory testing, including high-temperature burn-in, accuracy calibration, and functional validation. MES-based production records support traceability throughout manufacturing.

Q6: What payment and packaging options are available?

The manufacturer accepts T/T, L/C, and D/P. Products are packaged in export cartons and pallets, subject to the confirmed order and shipping requirements.

Q7: Can the TS202 be customized?

Yes. Measurement range, accuracy, environmental adaptation, housing configuration, and output options can be discussed with the technical team.

Ordering Information

To obtain a suitable configuration and quotation, please provide:

• Required measurement range and liquid-level span.

• Desired accuracy: ±0.25% FS or ±0.5% FS.

• Measured medium and chemical compatibility requirements.

• Installation environment and lightning exposure conditions.

• Power supply and output signal requirements.

• Cable length, mounting requirements, and other accessories.

• Order quantity and delivery destination.

Contact Danrui Sensor (Suzhou) Co., Ltd. for technical specifications, customization details, and project quotations.

Choose the TS202 Lightning-Protected Level Transmitter for precision liquid-level monitoring with enhanced lightning resistance, reliable signal output, and durable outdoor protection.