LC 521/1 GSP-Ex22 is an industrial air flow monitoring sensor engineered for hazardous environments where reliable gaseous media detection is essential. Designed for operation in Zone 2 gas and Zone 22 dust areas, this compact flow monitoring device delivers dependable airflow supervision for industrial automation, ventilation systems, process control equipment, and safety-critical applications. Its durable stainless steel construction and precise switching performance make it ideal for demanding operational environments.
Key Features
- Flow monitoring for gaseous media in hazardous zones
- Detection range from 0.5 to 20 m/s
- Switching output with PNP-NO functionality
- Adjustable switching point during operation
- Installation approved for Zone 2 and Zone 22 environments
- Rugged stainless steel housing with IP67 protection
- Compact G1/2 threaded design for easy installation
- 3-colour illuminated flow indication display
- Stable operation with fast reaction and startup times
Application
This hazardous area air flow sensor is widely used in industrial ventilation systems, air handling units, exhaust monitoring systems, dust extraction installations, process automation lines, and machinery protection applications. It helps detect insufficient airflow, blocked air channels, fan failure, and unstable gas movement before they affect operational safety or production efficiency.
Industries including chemical processing, industrial manufacturing, dust-sensitive facilities, and gas-handling operations benefit from its reliable monitoring performance in explosive atmospheres.
Design & Functionality
The LC 521/1 GSP-Ex22 combines compact construction with industrial-grade sensing reliability. Its stainless steel AISI 316 Ti housing enhances durability against harsh industrial conditions, while the integrated switching output supports fast response airflow monitoring.
The adjustable switching point allows on-site configuration during operation, reducing maintenance complexity and improving system flexibility. A three-colour illuminated display provides immediate visual flow status indication for operators and maintenance personnel.
Total Crossed Beams
The optimized sensing structure delivers stable airflow detection across varying gaseous media conditions while maintaining consistent switching accuracy in hazardous industrial environments.
Beam Pitch Options
Its compact sensing configuration supports accurate airflow supervision in confined industrial installations and pipe-mounted monitoring systems.
Intrinsic Synchronism
The sensor maintains stable process monitoring performance with fast reaction timing and reliable operational consistency during continuous industrial use.
Operational Advantages
LC 521/1 GSP-Ex22 improves industrial process reliability by preventing airflow interruptions, detecting abnormal gas flow conditions, and supporting safer operation in explosive atmospheres. Its rugged IP67 protection, compact installation design, and ATEX-certified construction help reduce downtime, improve equipment safety, and maintain stable airflow control in critical industrial processes.
