Reliable Overfill Protection for Liquid Storage Tanks
The BJTK-1 High-High Level Alarm Switch is specifically designed to provide critical high-high level detection in liquid storage tanks, helping prevent overfill incidents and enhancing operational safety. When connected to a PLC alarm controller, it enables remote visual and audible alarms for immediate operator response.
Key Benefits
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Simple roof-mounted installation for quick deployment
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Proven performance with high reliability in industrial applications
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Integrated on-site inspection interface for convenient testing and maintenance
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Supports remote alarm indication through PLC-based alarm systems
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Robust construction suitable for hazardous environments
Features
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Dedicated high-high level alarm functionality
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Remote sound and light alarm capability via PLC integration
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Easy installation on tank roofs
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Durable design for long-term operation
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Built-in inspection interface for efficient site verification and testing
Technical Specifications
| Parameter |
Specification |
| Power Supply |
< 24 VDC |
| Alarm Signal |
Digital Output |
| Contact Rating |
1 A @ 24 VDC |
| Electrical Wire Tube Thread |
G16 Tube Thread |
| Installation |
M20 × 1.5 Thread |
| Explosion Protection |
Ex d IIB T4 Gb |
| Protection Class |
IP65 |
Applications
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The BJTK-1 is ideal for liquid storage tanks where reliable high-high level detection is required to prevent overflow, product loss, environmental contamination, and safety risks.
Safe, Reliable, and Easy to Maintain
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Designed for critical level monitoring applications, the BJTK-1 delivers dependable overfill protection while simplifying installation, testing, and ongoing maintenance. Its rugged construction and certified hazardous-area protection make it a trusted solution for industrial tank farms, terminals, and process facilities.
