ABB  LT2005-S/SP19

1. Overview

The ABB LT2005-S/SP19 is a professional industrial liquid level sensor (level transmitter) developed for process industrial fluid monitoring scenarios. It is mainly used for real-time continuous liquid level detection of various liquid storage tanks, reaction kettles, pool bodies and fluid conveying equipment, and converts liquid level changes into standard industrial electrical signals for upper computer acquisition and control.

This sensor adopts mature industrial level sensing technology, with high measurement accuracy, stable signal output and strong environmental adaptability. It features excellent anti-corrosion, dust-proof, waterproof and electromagnetic interference resistance, and can work stably for a long time in chemical, petroleum, power, environmental protection and other harsh industrial environments. As a core fluid monitoring component, it provides accurate data support for industrial liquid level automatic control, inventory statistics and safety interlock protection.

2. Technical Specifications

Parameter Item	Technical Specifications
Model Number	LT2005-S/SP19
Product Type	Industrial Liquid Level Sensor / Level Transmitter
Application	Continuous liquid level measurement and real-time monitoring for industrial tanks
Signal Output	Standard 4-20mA Industrial Analog Signal
Measurement Accuracy	High precision industrial level detection
Supply Voltage	24VDC Industrial Power Supply
Operating Temperature	-20°C to +70°C
Protection Performance	Waterproof, dust-proof, anti-corrosion, anti-electromagnetic interference
Working Humidity	0–95% RH Non-Condensing
Installation Method	On-site fixed installation for industrial tank equipment

3. Product Features

High-Precision Liquid Level Detection: The LT2005-S/SP19 adopts professional industrial level sensing technology, with accurate measurement data and stable output signal, effectively avoiding liquid level data drift and ensuring the precision requirements of industrial process monitoring.

Standard Industrial Signal Output: Supports universal 4-20mA analog signal output, which is perfectly compatible with DCS, PLC and SCADA industrial control systems, facilitating system data acquisition and automatic control linkage.

Strong Harsh Environment Resistance: Industrial-grade waterproof, dust-proof and anti-corrosion design, adapting to high humidity, dust, corrosive gas and strong electromagnetic interference industrial sites.

Long-Term Stable Operation: Optimized internal sensor structure and industrial component selection, which can resist liquid impact and environmental temperature changes, ensuring 24/7 long-term continuous monitoring operation.

Wide Industrial Adaptability: Suitable for liquid level monitoring of various media such as water, chemical solution and industrial oil, covering most process industrial fluid monitoring scenarios.

Simple Installation & Maintenance: Standard on-site installation structure, simple wiring and convenient daily inspection and maintenance, reducing on-site engineering and maintenance costs.

4. Structure and Composition

The ABB LT2005-S/SP19 liquid level sensor adopts an integrated probe-type sensing structure, which is composed of a high-sensitivity level sensing probe, signal conditioning circuit, data processing unit and waterproof and dustproof shell. The sensing probe precisely senses liquid level height changes and converts physical signals into standard industrial electrical signals through internal circuit processing.

The whole equipment adopts fully enclosed industrial protection design, with internal circuit anti-interference and stability optimization processing. The high-strength shell resists on-site impact and corrosion, and the integrated structure avoids signal failure caused by loose parts. It has stable structural performance and is suitable for long-term outdoor and workshop industrial environment operation.

5. Application Fields

Petrochemical Industry: Liquid level monitoring of oil storage tanks, chemical reaction kettles and corrosive solution storage equipment in petroleum refining and chemical production processes.

Power & Energy Industry: Water tank and oil tank liquid level monitoring for thermal power plants, hydropower stations and new energy power generation equipment.

Environmental Protection & Water Treatment: Real-time liquid level detection of sewage pools, clean water tanks and treatment tanks in sewage treatment plants and environmental protection projects.

Metallurgy & Manufacturing: Industrial cooling water tank, oil storage tank and process liquid level monitoring in metallurgical processing and machinery manufacturing industries.

Food & Pharmaceutical Industry: Liquid level monitoring of production raw material tanks and processing equipment in food processing and pharmaceutical production lines.