Limit Switch for EX Pneumatic Actuator
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Limit Switch for EX Pneumatic Actuator
Cematic's explosion-proof limit switch for pneumatic actuators is the ideal component for monitoring and controlling the displacement of actuators in industrial environments with explosion risk. Thanks to its installation at the actuator's end travel points, it accurately detects when the displacement limit has been reached, preventing mechanical damage and improving system efficiency.
When the predefined limit is reached, the explosion-proof limit switch for pneumatic actuators disconnects the air supply. This prevents the actuator from moving beyond its permitted travel, protecting both the actuator and other system components. Additionally, its design complies with international ATEX and IECEx regulations, ensuring that it does not generate sparks or dangerous temperatures that could initiate an explosion.
Specifications
- Protection: EXDIIBT4
- Ambient temperature: -25°C to 85°C
- Position Indicator: 0°C to 90°C
- Connection: 3/4" NPT
- Switches: Mechanical type
- Maximum Voltage: 250V DC/AC
- Minimum Voltage: 24V DC
- Certifications: CSA | ATEX | IECEx
Applications
The explosion-proof limit switch for pneumatic actuators is essential in pneumatic systems operating in areas with explosion risk. Below are its main industrial applications.
Position Control of Pneumatic Valves: Monitors and controls the movement of pneumatic valves in hazardous environments. It also confirms that the valve is in the correct position, whether open or closed.
Industrial Automation Systems: Ensures that pneumatic actuators stop when reaching their limit positions. This prevents mechanical failures and accidents in areas classified as hazardous.
Oil and Petrochemical Industry: On platforms and refineries where flammable substances are handled, it stops actuator operation when extreme positions are reached. This minimizes the risk of explosions in critical infrastructures.
Control of Doors and Gates in Hazardous Areas: Controls access doors and safety gates in industrial installations and equipment operating in areas with explosion risk. Consequently, it reinforces safety protocols in each operating cycle.
Gas Distribution Systems: Ensures that pneumatic actuators for shut-off and control valves function correctly in gas distribution networks. It also prevents leaks and connection failures that could generate explosions.